Komatsu D20P-7A(S/N 75001-78603-UP)
Komatsubulldozersmall ( - d39)

Komatsu D20P-7A(S/N 75001-78603-UP)

Maintenance schedule, common problems & OEM parts breakdown

The Komatsu D20P-7A is a compact crawler tractor in the utility dozer class, featuring a 4D95S engine with 40 hp (29.9 kW) of gross power at 2450 rpm. This machine operates within an 8686.3 lb (3940 kg) weight range and is part of the Dash-7 generation. It utilizes a DD transmission type with 3 forward gears and 2 reverse gears, often configured in swamp (P) or standard (A) chassis types to suit specific terrain requirements.

The Dash-7 series represents a significant generation in Komatsu's lineage, introducing Tier 3 / Stage IIIA emissions compliance for certain regional builds. This machine remains highly relevant in the used parts and machinery market due to its robust 4-cylinder engine series and standardized undercarriage components. Its durability in utility-scale earthmoving makes it a primary target for fleet owners seeking reliable, small-footprint crawler tractors.

Below: full specifications, fluids & capacities, the factory service schedule, common service parts, verified fault codes, what owners discuss, attachment guidance, the complete assembly directory, and a serial-number reference. Complete parts lists with full OEM part numbers, exploded diagrams, quantities, and fitment data are available free in Heavy Parts AI.

Komatsu D20P-7A(S/N 75001-78603-UP) specifications

Engine

Engine Model4D95S
Number of Cylinders4
Gross Power40 hp (29.9 kW)
Power Measured @2450 rpm
Displacement164.2 cu in (2.7 L)

Weights

Operating Weight8686.3 lb (3940 kg)

Dimensions

Length W/ Blade11.11 ft in (3385 mm)
Length W/O Blade8.4 ft in (2560 mm)
Width Over Tracks6.57 ft in (2000 mm)
Height To Top Of Cab8.21 ft in (2500 mm)
Length Of Track On Ground5.53 ft in (1685 mm)
Ground Clearance1.17 ft in (355 mm)

Undercarriage

Track Gauge4.89 ft in (1490 mm)
Standard Shoe Size20.08 in (510 mm)
Number Of Track Rollers Per Side5
Track Pitch5.32 in (135 mm)

Performance

Max Speed - Forward4.7 mph (7.5 km/h)
Max Speed - Reverse4.1 mph (6.5 km/h)

Transmission

Transmission TypeDD
Number of Forward Gears3
Number of Reverse Gears2

Blades

Standard Blade Width8.4 ft in (2560 mm)
Standard Blade Height23.3 in (590 mm)

Service Capacities

Fuel Capacity15.9 gal (60 L)

Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.

D20P-7A(S/N 75001-78603-UP) fluids & capacities

SystemCapacityRecommended fluid
Engine Crankcaseverify with your dealer10w/30, 15w/40
Cooling Systemverify with your dealerAntifreeze Blue Concentrate or Red OAT 5 Year Antifreeze
Fuel Tank60 L (15.9 gal)not documented
Transmission/Powertrainverify with your dealer80w/90 GL4 or GL5 Gear Oils
Final Drivesverify with your dealer80w/9/0 GL4 or GL5 Gear Oils
Hydraulic Systemverify with your dealerISO HLP 32, ISO HLP 46, or HVI 46

Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.

Komatsu D20P-7A(S/N 75001-78603-UP) maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil level
  • Inspect daily grease points
  • Monitor coolant levels
  • Check hydraulic system for leaks
Every 250 h
  • Replace engine oil and filter
  • Inspect air cleaner element
  • Check transmission fluid level
  • Examine undercarriage wear components
Every 500 h
  • Clean fuel primary filter
  • Inspect radiator for debris
  • Check track tension and pitch
  • Lubricate all chassis pivot points
Every 1,000 h
  • Replace fuel filters
  • Inspect hydraulic oil condition
  • Check final drive oil levels
  • Examine belt tension and condition
Every 2,000 h
  • Replace hydraulic system filters
  • Perform transmission oil change
  • Inspect engine valve clearance
  • Check cooling system for contamination

Servicing the D20P-7A(S/N 75001-78603-UP) beyond the schedule

Predictive Maintenance & Fluid Analysis

Monitor the 4D95S engine oil and hydraulic fluids regularly. Use fluid analysis to detect early signs of metal wear or coolant contamination. For this serial range, ensure Komatsu-spec lubricants are used to maintain pump efficiency. Frequent checks of the transmission fluid level prevent slippage in the DD transmission system. Early detection of particulate matter in the hydraulic return line can prevent catastrophic component failure.

Corrective & Common Repairs

Common repairs for the D20P-7A often involve addressing track tension issues or hydraulic leaks at the blade cylinders. Inspect the 5 track rollers per side for flat spots or seal failures. If steering response degrades, check the hydroshift transmission controls and linkage. Ensure all bolts meet factory tightening torques to prevent vibration-induced loosening in the chassis frame and blade mounting hardware.

Overhaul & Rebuild Points

Major overhaul points include engine top-end service for the 4D95S, specifically inspecting valve trains. The undercarriage requires monitoring of track pitch (5.32 in / 135 mm) and shoe wear; rebuilds should occur when pitch exceeds factory limits. Final drive gear inspections are critical during mid-life rebuilds to ensure no internal pitting has occurred within the planetary assembly.

Seasonal & Environment Servicing

In cold weather, utilize engine block heaters and verify coolant antifreeze concentrations for low-temperature operation. During high-dust summer months, increase air cleaner inspection frequency to prevent engine choking. For swamp (P) configurations operating in wet environments, prioritize cleaning the undercarriage and checking track link lubrication to prevent mud buildup from accelerating wear on rollers and idlers.

D20P-7A(S/N 75001-78603-UP) common service parts

Part numberPart
600-311-1190Plate? Caution,Fuel FilterCheck fitment →
07281-00197Clamp,(With Pre-Fuel Filter)Check fitment →
09637-90263Plate? Instruction,Air Cleaner Element MainteCheck fitment →
09637-30161Plate? Instruction,Air Cleaner (Single Element)Check fitment →
09637-30163Plate? Instruction,Air Cleaner (Single Element)Check fitment →

Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.

D20P-7A(S/N 75001-78603-UP) fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
E10Engine controller power malfunctionFaulty ECM power connections, blown fuses, or defective ground wiresInspect ECM power connections, fuses, and ground wires
E11Engine protection—output power reducedHigh coolant temperature, low oil pressure, or clogged air filterCheck coolant temperature, oil pressure, and air filter status
CA115Engine crankshaft speed sensor failureBroken sensor, wiring harness damage, or connector corrosionReplace the speed sensor and verify voltage at the pin connector
CA234Engine overspeedImproper throttle calibration, excessive engine load, or operator misuseVerify throttle calibration and evaluate engine load cycle
CA441 / CA442Battery voltage too low / too highAlternator failure or battery degradation; check voltage regulatorReplace the alternator or battery and check the voltage regulator
AA10NXAir cleaner cloggingExcessive dust accumulation in the air filter elementReplace the air filter
A570NXEngine oil filter cloggingExceeded service interval or contaminated engine oilReplace the oil filter element
B@BCZKEngine coolant level too lowCoolant leak in the radiator, hoses, or water pumpFill coolant and inspect system for leaks

Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.

D20P-7A(S/N 75001-78603-UP) attachments & work tools

Blades

Standard blade width is 8.4 ft (2560 mm) with a height of 23.3 in (590 mm). C-frame and cutting edge replacement parts are available for this model.

Rippers

Ripper attachments are available for the D20P-7 series. Multi-shank ripper options with high-strength alloy steel tines are available for bulldozer applications.

Winches

not documented for this exact serial range — verify with your dealer

Drawbars/counterweights

not documented for this exact serial range — verify with your dealer

Cab/ROPS guarding options

Cabs and various attachments are available in the aftermarket. Specific forestry or waste configuration guarding is not explicitly detailed for this serial range.

Hydraulic arrangement notes

The machine utilizes a hydroshift transmission. Hydraulic pump and cylinder parts are available for attachment maintenance.

All D20P-7A(S/N 75001-78603-UP) assemblies by section

Every catalogued assembly group for the Komatsu D20P-7A(S/N 75001-78603-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

4d95s-1h S/N 124813-Up
Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Air Cleaner
01***16Bolt,(With Alternator Cover Type)2
01***06Nut6
04***10Ring,See Fig. K4010-65a01
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Air Intake Manifold
01***65Stud1
01***12Bolt,(With Speedometer)4
01***65Bolt,(With Water Separator)5
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Air Intake Manifold (With Pre-Cleaner)(#162320-)
01***65Stud1
01***65Bolt,(With Water Separator)5
01***75Bolt,(For Shipping)6
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Air Intake Manifold (With Water Separator)
01***75Stud1
01***12Bolt,(With Speedometer)4
01***65Bolt,(With Water Separator)4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Alternator (15a) (Inner Parts)
60***50Alternator A. (15a)1
KD***70Cover1
KD***30Retainer1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Alternator (25a) (Inner Parts)(#163446-)
60***20Alternator A. (25a),(With Non Hardening Pulley)1
KD***57Bearing,Ball? Front1
KD***11Rear Bracket Ass'Y1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Alternator Mounting (15a)
01***25Bolt,(With Corrosion Resistor)1
01***55Bolt,(With Engine Stop Motor Type)1
01***06Nut1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Alternator Mounting (25a)(#163446-)
01***35Bolt1
01***55Bolt,(With Engine Stop Motor Type)1
01***11Nut,(For Center Guard)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Block Heater (Cold Terrain Spec.)
01***25Bolt,(With Corrosion Resistor)4
60***90Heater,Water1
62***10Gasket,Plate (Except Japan)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cable Support(#128722-)
01***40Bolt,(Shim 3-Piece)3
10***10Bracket1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Camshaft And Tappet
01***20Screw2
04***16Fitting Wedge1
62***31Thrust Washer1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cooling Fan
01***25Bolt,(With Corrosion Resistor)4
01***30Bolt,(Water Separator Spec.)4
60***40Fan,Cooling1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Crank Pulley
01***35Bolt1
61***20Bolt1
62***40Pulley?Non Hardening,Crank (For Trimming Dozer)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Crankshaft
62***00Crankshaft Ass'Y1
62***00Main Metal Ass'Y5
62***00Thrust Metal Ass'Y1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Block
04***20Pin,Dowel (Welded)2
04***28Pin, Dowel - Transmission Case, Pin-Dowel2
04***08Adapter Sleeves6
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Block (Cold Terrain Spec.)
04***20Pin,Dowel (Welded)2
04***28Pin, Dowel - Transmission Case, Pin-Dowel2
04***08Adapter Sleeves6
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Block Cover
01***14Bolt2
61***20Gasket,Plate1
62***10Plate1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Block Cover (Cold Terrain Spec.)
01***14Bolt2
61***20Gasket,Plate1
62***10Plate1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Block Gasket Kit(#.-)
01***12Washer,Lock (Noise Suppression Spec.) (K2)1
01***12Washer,Lock? Injection Gear1
07***18O-Ring,(See Fig.1601-29?1602-17)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Block Gasket Kit(#124813-.)
07***65O-Ring,Injection Pump Case1
07***95O-Ring,Transmission Strainer1
07***35O-Ring,Hydraulic Oil Filter1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Head
01***32Washer, (Without Emergency Steering)17
02***04Plug, Pipe1
07***10Plug, Expansion9
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Head Gasket Kit(#.-)
07***90O-Ring,(Dk029369-0020) (K2)1
07***40O-Ring,Water Pump Mount1
08***14Band,(For Additional Fuel Strainer)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Cylinder Head Gasket Kit(#124813-.)
07***40O-Ring,Water Pump Mount1
08***14Band,(For Additional Fuel Strainer)1
08***19Band,(Without Air Conditioner)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Engine Mounting(#128722-)
01***55Bolt, Mount Tube To Switch Pump8
01***45Bolt, Bracket Mounting5
01***32Washer,(With Auto Emergency Steering)8
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Exhaust Manifold
01***25Grub Screw4
01***45Bolt, Bracket Mounting7
61***50Nut4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Exhaust Manifold (With Spark Arrester And Catalyzer Type)
01***25Grub Screw4
01***45Bolt, Bracket Mounting5
61***50Nut4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Flywheel Housing
01***30Bolt - Lower Oil Cooler Outlet Tubemounting11
61***32Seal? Rear (K2)1
62***70Housing,Flywheel1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Flywheel(#128722-)
01***30Bolt6
06***04Bearing,Ball1
62***93Gear,Ring1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Front Cover
01***10Bolt1
01***16Bolt2
01***20Bolt,(With Tachometer Outlet)6
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Front Cover (Without Cover)
01***10Bolt1
01***16Bolt2
01***16Screw2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Front Hanger
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)2
62***30Hanger,Front (W/O Corrosion Resistor)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Front Power Take Off (For 13a? 25a Alternator)(#136990-)
06***07Bearing,Roller1
61***60Bearing,Ball1
62***00Shaft Ass'Y,Power Take Off1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Front Power Take Off (For 15a Alternator)
06***07Bearing,Roller1
61***60Bearing,Ball1
62***60Distance Piece1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Filter(#124813-157192)
01***65Bolt,(With Water Separator)2
07***12Gasket,(Without Air Compressor Type) (K1)6
07***14Bolt,Joint2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Filter(#157193-)
01***65Bolt,(With Water Separator)2
07***12Gasket,(Without Air Compressor Type) (K1)6
07***14Bolt,Joint2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Feed Pump) (Inner Parts)
DK***20Bolt, Joint1
DK***00Valve,Check2
DK***20Pump,Priming1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Feed Pump) (Inner Parts) (For Japan) (Noise Suppression Spec. For Ec.)
DK***20Bolt, Joint1
DK***00Valve,Check2
DK***20Pump,Priming1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Governor) (1/2) (Inner Parts)
DK***00Shim? 2.00mm,(High Altitude Spec.)0
DK***00Adapter1
DK***30Governor Ass'Y1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Governor) (1/2) (Inner Parts) (For Japan) (Noise Suppression Spec. For Ec.)
DK***00Shim? 2.00mm,(High Altitude Spec.)0
DK***00Adapter1
DK***80Nut1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Governor) (2/2) (Inner Parts)
DK***00Spring,Governor1
DK***20Lever1
DK***40Gasket,Air Compressor2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Governor) (2/2) (Inner Parts) (For Japan) (Noise Suppression Spec. For Ec.)
DK***00Spring,Governor1
DK***20Lever1
DK***40Gasket,Air Compressor2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Pump) (1/2) (Inner Parts)
62***60Injection Pump Ass'Y1
DK***30Bearing0
DK***20Shim, 1.40mm; Was Dk029311-7220, Shim? 1.4mm0
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Pump) (1/2) (Inner Parts) (For Japan) (Noise Suppression Spec. For Ec.)
62***50Injection Pump Ass'Y1
DK***30Bearing0
DK***20Shim, 1.40mm; Was Dk029311-7220, Shim? 1.4mm0
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Pump) (2/2) (Inner Parts)
DK***40Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-00400
DK***90Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-05900
DK***20Plunger Ass'Y4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump (Pump) (2/2) (Inner Parts) (For Japan) (Noise Suppression Spec. For Ec.)
DK***40Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-00400
DK***90Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-05900
DK***20Plunger Ass'Y4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump Lubricator
07***12Gasket,(Without Air Compressor Type) (K2)2
07***10Screw, Banjo Connector (M10-1.25x20)1
62***30Pipe,Oil1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump Mounting
01***35Grub Screw4
01***12Bolt,(See Fig.0501)1
01***16Bolt,(With Alternator Cover Type)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump Mounting (For Japan) (Noise Suppression Spec. For Ec.)
01***35Grub Screw4
01***12Bolt,(See Fig.0501)1
01***16Bolt,(With Alternator Cover Type)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Injection Pump Piping
01***12Bolt2
01***25Screw2
62***10Tube,Injection? No.11
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Return(#124813-157192)
04***10Clip2
07***21Tube,Spill1
07***85Clip1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Fuel Return(#157193-)
04***08Clip1
07***00Clip1
62***10Cover1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Glow Plug
60***40Glow Plug,Glow4
62***10Lead3
62***11Wire1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Head Cover
01***14Screw1
01***25Bolt,(With Corrosion Resistor)1
04***50Screw4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Head Cover (With Water Separator)
Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Heater Signal
Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Idler Gear
01***70Bolt,(For 75a Alternator)1
04***20Ring, Snap1
06***06Bearing,Roller2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Inhibtor
Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Injection Nozzle(#124813-157192)
01***35Bolt, Mount Bracket To Floor4
07***00Clip8
62***00Nozzle Holder Ass'Y4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Injection Nozzle(#157193-)
01***35Bolt, Mount Bracket To Floor4
07***00Clip9
62***00Nozzle Holder Ass'Y4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Muffler
01***12Bolt,(See Fig.0501)2
01***11Nut,(Spark Arrester Spec.)2
07***25Hose1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Muffler (For Japan) (Noise Suppression Spec. For Ec.)
01***16Bolt,(With Alternator Cover Type)1
01***11Nut,(Spark Arrester Spec.)1
61***80Gasket,Exhaust Manifold1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Muffler (With Spark Arrester)
01***16Bolt,(With Alternator Cover Type)1
61***80Gasket,Exhaust Manifold1
62***10Muffler1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Name Plate And Caution (Chinese)
09***61Plate? Instruction,(Chinese) (Not Shown)1
09***63Plate? Instruction,Air Cleaner Element Mainte1
60***20Plate? Caution,Oil Filter1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Name Plate And Caution (English)
09***61Plate? Instruction,Air Cleaner (Single Element)1
09***63Plate? Instruction,Air Cleaner (Single Element)1
60***30Plate? Caution,Oil Filter And Bypass Filter1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Name Plate And Caution (French)
09***62Plate? Instruction,Air Cleaner (Double Element)1
09***63Plate? Instruction,Air Cleaner Element Mainte1
60***90Plate? Caution,(French-English)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Name Plate And Caution (German)
09***61Plate? Instruction,(German-English) (Not Shown)1
09***63Plate? Instruction,Air Cleaner Element Mainte1
60***80Plate? Caution,(German-English)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Name Plate And Caution (Indonesian)
09***61Plate? Instruction,(Indonesian-English)(Not Shown1
09***63Plate? Instruction,(For Indonesia)1
60***50Plate? Caution,(Indonesian-English)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Name Plate And Caution (Italian)
09***61Plate? Instruction,(Italian-English) (Not Shown)1
09***63Plate? Instruction,(For Italian)1
60***20Plate? Caution,(Italian-English)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Name Plate And Caution (Russian)
09***63Plate? Instruction,Air Cleaner1
09***62Plate? Instruction,Air Cleaner (Double Element)1
60***50Plate? Caution,(Russian-English)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Name Plate And Caution (Spanish)
09***61Plate? Instruction,(Spanish-English) (Not Shown)1
09***63Plate? Instruction,(Spanish) (Not Shown)1
60***70Plate? Caution,Oil Filter And Bypass Filter1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Nozzle Holder (Inner Parts)(#124813-157192)
62***10Holder Ass'Y4
DK***00Shim? 0.75mm0
DK***00Shim? 1.200mm0
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Nozzle Holder (Inner Parts)(#157193-)
62***10Holder Ass'Y4
DK***00Shim? 0.75mm0
DK***00Shim? 1.200mm0
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Filter
60***40Cartridge,Engine Oil Filter (D31s)1
60***41Cartridge,Engine Oil Filter (D31s)1
60***42Cartridge,Engine Oil Filter1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Level Gauge (Cold Terrain Spec.)(#124813-163445)
01***95Bolt,(For Shipping)1
01***20Bolt,(For Japan Pc200)1
61***20Spacer,(For Shipping)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Level Gauge (Cold Terrain Spec.)(#163446-)
01***95Bolt,(For Shipping)1
01***20Bolt,(For Japan Pc200)1
61***20Spacer,(For Shipping)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Level Gauge(#124813-163445)
01***95Bolt,(For Shipping)1
01***20Bolt,(For Japan Pc200)1
61***20Spacer,(For Shipping)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Level Gauge(#163446-)
01***95Bolt,(For Shipping)1
01***20Bolt,(For Japan Pc200)1
61***20Spacer,(For Shipping)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Pan And Suction Tube (Cold Terrain Spec.)(#124813-163445)
01***16Bolt, Mount Solenoid Valve24
01***12Bolt,(See Fig.0501)1
01***16Screw1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Pan And Suction Tube (Cold Terrain Spec.)(#163446-)
01***16Bolt, Mount Solenoid Valve24
01***12Bolt,(See Fig.0501)1
01***16Screw1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Pan And Suction Tube(#124813-163445)
01***16Bolt, Mount Solenoid Valve24
01***12Bolt,(See Fig.0501)1
01***16Screw1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Pan And Suction Tube(#163446-)
01***16Bolt, Mount Solenoid Valve24
01***12Bolt,(See Fig.0501)1
01***16Screw1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Pressure Switch
Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Pressure Switch (Cold Terrain Spec.)
Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Pump
01***16Screw4
01***25Bolt,(With Corrosion Resistor)1
62***01Cover Ass'Y1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Oil Pump (Cold Terrain Spec.)
01***16Screw4
01***25Bolt,(With Corrosion Resistor)1
62***01Cover Ass'Y1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Piston
04***12Ring, Snap8
62***60Piston (S)4
62***60Piston (S)4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Rear Hanger
01***20Bolt, Hose Clamps (Inlet And Return Line Hoses)2
62***10Hanger,Rear1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Rocker Arm
01***65Bolt,(For Alternator Bracket Mount)5
61***30Circlip2
62***00Shaft Ass'Y1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Spare Parts (Cold Terrain Spec.)
04***47V-Belt,(With 25a Alternator)1
07***16Gasket,(For Pc750-6) (See Fig.A2110)1
60***41Cartridge,Engine Oil Filter (D31s)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Spare Parts (For 13a Alternator)
04***46V-Belt,Cooling Fan1
07***16Gasket,(For Pc750-6) (See Fig.A2110)1
60***41Cartridge,Engine Oil Filter (D31s)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Spare Parts (For 25a Alternator)(#163446-)
04***48V-Belt,(For 50a? 75a Alternator)1
07***16Gasket,(For Pc750-6) (See Fig.A2110)1
60***41Cartridge,Engine Oil Filter (D31s)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Spare Parts (Noise Suppression Spec. For Ec.)
07***16Gasket,(For Pc750-6) (See Fig.A2110)1
60***41Cartridge,Engine Oil Filter (D31s)1
62***10V-Belt,Fan Drive1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Starting Motor (2.8kw) (Inner Parts)(#124813-157192)
60***70Starting Motor Ass'Y,(2.8kw)1
KD***60Bracket,Center1
KD***50Stopper,Piston1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Starting Motor Mounting (2.8kw)
01***30Bolt2
07***95O-Ring,Transmission Strainer1
60***71Starting Motor Ass'Y,(2.8kw)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Stop Motor
01***16Bolt, Mounting Transmission Control Switch3
01***25Bolt - Relay Mounting3
01***30Bolt - Lower Oil Cooler Outlet Tubemounting2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Water Pump
01***16Screw5
01***25Bolt - Relay Mounting2
01***20Screw2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Water Pump Pulley
04***47V-Belt,(With 25a Alternator)1
62***61Pulley?Non Hardening1
62***10Plate1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Water Pump Pulley (For 25a Alternator)(#163446-)
04***48V-Belt,(For 50a? 75a Alternator)1
62***60Pulley?Non Hardening1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Water Pump Pulley (For Japan) (Noise Suppression Spec. For Ec.)
Komatsu : D20p-7a(S/N 75001-78603-Up) : 4d95s-1h S/N 124813-Up : Water Separator
01***25Bolt,(With Corrosion Resistor)2
07***60O-Ring,(For Pc750?800?1800) (A2610)1
07***12Gasket,(Without Air Compressor Type) (K1)6
See all parts with full part numbers in Heavy Parts AI →
Control System
Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Brake Pedal (For Mono Lever Steering)
01***30Bolt,(For Quick Shift) (Mitsubishi)3
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108061
01***08Nut,(For Canvas Canopy?Head Guard)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Brake Pedal (With Cab) (For Mono Lever Steering)
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***30Bolt,(For Quick Shift) (Mitsubishi)3
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108061
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Brake Pedal (With Steel Cab)(For Mono Lever Steering)
01***30Bolt,(For Mechanical Governor)2
01***30Bolt,(For Quick Shift) (Mitsubishi)3
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108061
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Brake Pedal Linkage (For Mono Lever Steering)
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***30Bolt,(For Quick Shift) (Mitsubishi)2
01***45Bolt, Mounting Bracket To Radiator (Top)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Fuel Control Lever (For Mono Lever Steering)
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***25Bolt2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Fuel Control Lever (For Mono Lever Steering) (With Steel Cab)
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***25Bolt2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Main Clutch Pedal
01***30Bolt,(For Mechanical Governor)1
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***30Bolt,(For Quick Shift) (Mitsubishi)3
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Main Clutch Pedal (With Cab)
01***30Bolt,(For Mechanical Governor)1
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***30Bolt,(For Quick Shift) (Mitsubishi)3
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Oil Cooler Piping
01***16Bolt, Battery To Frame Ground Wire Attaching2
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***40Bolt, Mount Master Brake Cylinder2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : P.P.C. Valve (For Mono Lever Steering)(#75001-76440)
01***16Bolt, Mount Washer Tank To Bracket, Bolt4
07***20O-Ring,Relief Valve4
07***70O-Ring,(For Intake Air Cover)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : P.P.C. Valve (For Mono Lever Steering)(#76441-78603)
01***20Bolt,(Without Maintenance Monitor)4
07***20O-Ring,Relief Valve4
07***70O-Ring,(For Intake Air Cover)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Steering Brake Cylinder (For Mono Lever Steering)
07***15O-Ring,(Without Boom Kickout)1
07***18O-Ring,(See Fig.1601-29?1602-17)1
07***34O-Ring, O-Ring,Drain Plug? R.H. Half Tank1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Steering Piping (Brake Cylinder Line) (3/3) (For Mono Lever Sreering)
01***45Bolt,(For Power Tilt Mech Angle)4
01***11Nut - Mounting2
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Steering Piping (Steering Booster Line) (2/3) (For Mono Lever Steering)
01***16Bolt, Battery To Frame Ground Wire Attaching2
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***30Bolt,(For Quick Shift) (Mitsubishi)4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Steering Piping (Transmission Line) (1/3) (For Mono Lever Steering)
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***30Bolt,(For Quick Shift) (Mitsubishi)2
01***32Washer,(With Auto Emergency Steering)4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Control System : Transmission Control Lever (For Mono Lever Steering)
01***25Bolt,Without Revolution Sensor3
01***30Bolt,(For Mechanical Governor)2
01***20Bolt,(For Quick Shift) (Mitsubishi)4
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Engine Related Parts And Electrical System
Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Battery
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108064
01***23Washer, Wiring Harness Mounting Bracket2
08***10Terminal? (+)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Battery (Large Capacity Type)
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108064
01***23Washer, Wiring Harness Mounting Bracket2
08***10Terminal? (+)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Electrical System (With Key Stop Motor)
01***10Bolt,(With Auto Emergency Steering)2
01***16Bolt (With Air Heater & Conditioner)2
01***16Bolt, Battery To Frame Ground Wire Attaching10
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Electrical System (Without Key Stop Motor)
01***10Bolt,(With Auto Emergency Steering)1
01***16Bolt (With Air Heater & Conditioner)2
01***16Bolt, Battery To Frame Ground Wire Attaching10
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Engine Mounting Parts
01***10Bolt (Op)4
10***20Cushion4
10***30Cushion4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Fuel Tank Additional Strainer And Piping
01***25Bolt,Without Revolution Sensor2
01***30Bolt,(For Mechanical Governor)2
01***25Washer,Spring?For Additional Rear Lam2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping
01***16Bolt, Battery To Frame Ground Wire Attaching5
01***40Bolt,(With Service Valve R.H.)4
01***10Screw,(For Wiper Switch Earth)5
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping (With Rops Cab)
01***16Bolt, Battery To Frame Ground Wire Attaching4
01***40Bolt,(With Service Valve R.H.)4
01***10Screw,(For Wiper Switch Earth)5
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping (With Steel Cab)
01***16Bolt, Battery To Frame Ground Wire Attaching4
01***40Bolt,(With Service Valve R.H.)4
01***10Screw,(For Wiper Switch Earth)5
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Instrument Panel (For Mono Lever Steering)
01***20Bolt,(For Quick Shift) (Mitsubishi)1
01***35Bolt,(For Quick Shift) (Mitsubishi)3
01***25Screw2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Instrument Panel (For Mono Lever Steering) (With Tachometer)
01***16Bolt, Battery To Frame Ground Wire Attaching4
01***20Bolt,(For Quick Shift) (Mitsubishi)1
01***35Bolt,(For Quick Shift) (Mitsubishi)3
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Instrument Panel (For Mono Lever Steering) (With Vandalism Protection)
01***20Bolt,(For Quick Shift) (Mitsubishi)1
01***35Bolt,(For Quick Shift) (Mitsubishi)3
01***25Screw2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Radiator And Piping(#75001-78085)
01***16Bolt (With Air Heater & Conditioner)4
01***20Bolt,(For Quick Shift) (Mitsubishi)5
01***25Bolt,(For Canvas Canopy?Head Guard)3
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Radiator And Piping(#78086-78603)
01***16Bolt (With Air Heater & Conditioner)4
01***20Bolt,(For Quick Shift) (Mitsubishi)5
01***25Bolt,(For Canvas Canopy?Head Guard)3
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Radiator Reservoir Tank
01***16Bolt, Mount Washer Tank To Bracket, Bolt2
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***23Washer,(With Auto Emergency Steering)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Engine Related Parts And Electrical System : Radiator Shutter
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***16Screw,(Sandy And Dusty Terrain S.)4
01***03Nut,(With Joy Stick Steering)4
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Guard
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Additional Work Lamp (With Steel Cab)
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***10Nut,(Fig.F2820-01a3-12)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Air Conditioner (Air Compressor And Mounting) (4/6)
01***16Bolt (With Air Heater & Conditioner)2
01***25Bolt,(For Canvas Canopy?Head Guard)7
01***23Washer, Wiring Harness Mounting Bracket2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Air Conditioner (Air Compressor Piping) (5/6)
01***12Bolt1
01***25Bolt,(For Automatic)4
01***20Bolt,(For Quick Shift) (Mitsubishi)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Air Conditioner (Air Conditioner Unit Mounting) (1/6)
01***16Bolt, Mount Washer Tank To Bracket, Bolt2
01***16Bolt (With Air Heater & Conditioner)16
01***20Bolt,(For Quick Shift) (Mitsubishi)6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Air Conditioner (Air Duct And Control Panel) (3/6)
01***16Bolt, Mount Washer Tank To Bracket, Bolt10
01***16Bolt (With Air Heater & Conditioner)4
01***20Bolt,(For Quick Shift) (Mitsubishi)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Air Conditioner (Condensor And Mounting) (2/6)
01***16Bolt, Mount Washer Tank To Bracket, Bolt7
01***20Bolt,(Without Maintenance Monitor)2
01***16Bolt (With Air Heater & Conditioner)7
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Air Conditioner (Heater Piping) (6/6)
01***35Bolt,(For Quick Shift) (Mitsubishi)3
01***32Washer,(With Auto Emergency Steering)3
04***10Clip4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Canopy
01***20Bolt,(For Quick Shift) (Mitsubishi)8
01***45Bolt,(For Power Tilt Mech Angle)12
01***25Bolt,(Without Rops Guard? Canopy)8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Canopy (Canvas)
01***25Bolt,(Without Rops Guard? Canopy)8
01***30Bolt,(Not Used With Emergency Str.)4
01***35Bolt,R.H. Outside And L.H. Inside16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Car Heater (1/2)
01***16Bolt, Mount Washer Tank To Bracket, Bolt6
01***20Bolt,(For Quick Shift) (Mitsubishi)6
01***05Nut,(For Air Conditioner Less), Nut2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Car Heater (2/2)
01***20Bolt,(For Quick Shift) (Mitsubishi)3
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring3
08***14Clip,(For Large-Capacity Battery)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Car Heater Unit
11***50Car Heater Ass'Y,(See Fig.K0710-51a0)1
ND***30Case Ass'Y1
ND***80Wire Ass'Y1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Condensor
08***00Connector (Modify Air Dryer Lead)1
08***01Connector - At Radio Power Source And Speaker1
11***30Condenser1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Cross Bar
01***40Bolt,R.H. Outside And L.H. Inside, Bolt8
01***40Bolt,(With Center Guard)8
01***45Bolt,(For Travel Motor) (Not Show)16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Head Guad
01***40Bolt,R.H. Outside And L.H. Inside, Bolt18
01***75Bolt24
01***42Washer,Spring (For Pedal Steering), Washer-Spring18
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Loader Frame And Floor Plate (For Mono Lever Steering)
01***20Bolt,(For Quick Shift) (Mitsubishi)10
01***25Bolt,(For Canvas Canopy?Head Guard)6
01***30Bolt,(For Quick Shift) (Mitsubishi)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Loader Frame And Floor Plate (With Rops Cab)
01***20Bolt,(For Quick Shift) (Mitsubishi)8
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***30Bolt,(For Quick Shift) (Mitsubishi)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Loader Frame And Floor Plate (With Steel Cab)
01***20Bolt,(For Quick Shift) (Mitsubishi)11
01***25Bolt,(For Canvas Canopy?Head Guard)16
01***30Bolt,(For Quick Shift) (Mitsubishi)10
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Operator'S Seat (With Oil Damper)(#75001-78085)
01***20Bolt,(For Quick Shift) (Mitsubishi)16
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***35Bolt,R.H. Outside And L.H. Inside4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Operator'S Seat (With Oil Damper)(#78086-78603)
01***20Bolt,(For Quick Shift) (Mitsubishi)13
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***35Bolt,R.H. Outside And L.H. Inside4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Operator'S Seat (With Steel Cab)
01***16Bolt (With Air Heater & Conditioner)3
01***25Bolt,Without Revolution Sensor8
01***20Bolt,(For Quick Shift) (Mitsubishi)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Operator'S Seat(#75001-76515)
01***20Bolt,(For Quick Shift) (Mitsubishi)10
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***40Bolt,R.H. Outside And L.H. Inside, Bolt4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Operator'S Seat(#76516-78603)
01***25Bolt,Without Revolution Sensor8
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***25Bolt,(For Canvas Canopy?Head Guard)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Radiator Guard And Hood
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***25Bolt,(For Canvas Canopy?Head Guard)9
01***30Bolt,(Not Used With Emergency Str.)8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rear Cover And Hydraulic Tank
01***20Bolt,(With Auto Emergency Steering)3
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***25Bolt,(For Canvas Canopy?Head Guard)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rear Cover And Hydraulic Tank (With Rops Cab)
01***20Bolt,(With Auto Emergency Steering)3
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***25Bolt,(For Canvas Canopy?Head Guard)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rear Cover And Hydraulic Tank (With Steel Cab)
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Room Mirror (With Steel Cab)
01***20Bolt,(Forwarded Individually Parts)2
14***31Bracket1
14***40Mirror1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rops Bracket
01***40Bolt,R.H. Outside And L.H. Inside, Bolt26
01***45Bolt, Mount Center Hinge Retainer (Upper)8
01***45Washer,(For Quick Shift) (Mitsubishi)34
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rops Cab (Body) (1/5)
01***16Bolt, Battery To Frame Ground Wire Attaching4
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***16Screw,(Sandy And Dusty Terrain S.)6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rops Cab (Door And Side Window) (3/5)
01***20Bolt,(Without Maintenance Monitor)4
01***45Bolt4
01***25Bolt,(For Canvas Canopy?Head Guard)10
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rops Cab (Electrical System) (4/5)
01***16Bolt, Mount Washer Tank To Bracket, Bolt8
01***12Screw,(Additional Sun Visor)1
01***20Screw - Turn Signal And Parkinglight Mounting2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rops Cab (Front And Rear Window) (2/5)
01***16Bolt, Mount Washer Tank To Bracket, Bolt4
01***20Bolt,(With Auto Emergency Steering)6
01***25Bolt,(For Canvas Canopy?Head Guard)6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rops Cab (Mounting Parts) (5/5)
01***16Bolt, Mount Washer Tank To Bracket, Bolt9
01***25Bolt,(For Canvas Canopy?Head Guard)5
01***19Washer,Spring (With Extinguisher) (D31p)9
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Rops Canopy
01***80Washer,(For R.H. Steering)4
04***60Screw,Machine Model (For Ec Reg.)4
09***00Plate? Name,(Limited Supply) (Japanese)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Steel Cab (Body) (1/6)
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***20Screw2
01***16Screw,(With Payload Meter)5
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Steel Cab (Door Lock) (3/6)
01***20Bolt,(With Auto Emergency Steering)4
01***25Bolt,Without Revolution Sensor8
01***20Bolt,(For Quick Shift) (Mitsubishi)8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Steel Cab (Door) (2/6)
01***16Bolt, Mount Washer Tank To Bracket, Bolt2
01***30Bolt8
01***12Screw8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Steel Cab (Electrical System) (6/6)
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***20Screw2
01***14Screw1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Steel Cab (Window) (4/6)
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Steel Cab (Wiper Motor) (5/6)
01***16Screw, Mount Parking Lights2
01***16Bolt - Starting Motor Ground Cable4
01***05Nut,(For Air Conditioner Less), Nut6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Steel Cab Mount Bracket
01***35Bolt,R.H. Outside And L.H. Inside6
01***40Bolt,R.H. Outside And L.H. Inside, Bolt8
01***45Bolt, Mount Center Hinge Retainer (Upper)16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Sunvisor (With Steel Cab)
01***12Bolt, Bolt,(No Need To Quick Shift)4
01***23Washer,(With Auto Emergency Steering)4
19***51Sun Visor1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Under Guard
01***25Bolt,(For Canvas Canopy?Head Guard)3
01***30Bolt-Hex, Bolt,(With Center Guard)12
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Guard : Under Guard (With Front Hook)
01***25Bolt,(For Canvas Canopy?Head Guard)3
01***30Bolt-Hex, Bolt,(With Center Guard)12
01***45Bolt, Mount Center Hinge Retainer (Upper)6
See all parts with full part numbers in Heavy Parts AI →
Main Clutch? Damper? Transmission? Steering And Final Drive
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Bevel Gear And Shaft
01***30Bolt,(For Center Guard)9
01***16Bolt, Battery To Frame Ground Wire Attaching6
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Brake
01***45Bolt, Mount Center Hinge Retainer (Upper)8
01***23Plain Washer2
01***45Washer,(For Quick Shift) (Mitsubishi)8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Final Drive Case(#75001-77124)
01***30Bolt,(Not Used With Emergency Str.)4
01***30Bolt,(With Body Positioner)16
01***70Bolt - Accumulator Mounting Bracket22
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Final Drive Case(#77125-78603)
01***30Bolt,(With Body Positioner)16
01***35Bolt, Mount Ground Driven Steering Pump8
01***70Bolt - Accumulator Mounting Bracket30
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Final Drive Gear
01***25Bolt,(For Canvas Canopy?Head Guard)16
01***25Bolt,(Without Rops Guard? Canopy)4
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Inertia Brake
01***20Bolt,(With Auto Emergency Steering)4
01***35Bolt,(For Quick Shift) (Mitsubishi)1
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108065
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Main Clutch Case
01***20Bolt,(With Auto Emergency Steering)4
01***25Bolt,Without Revolution Sensor4
01***30Bolt,(For Mechanical Governor)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Main Clutch Plate
01***10Bolt, Mount Flasher6
01***45Bolt,(For Suction? Reversible Fan)3
01***16Bolt, Mount Washer Tank To Bracket, Bolt6
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Main Clutch Pump
01***50Bolt,(With Service Valve R.H.)4
01***55Bolt4
01***08Nut,(For Straight Tilt Dozer) (D65p)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Main Clutch Pump Drive And Relief Valve
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***70Bolt, Mount Bracket And Oil Inlet Tube, Bolt4
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Main Clutch Yoke
01***30Bolt,(For France Noise Suppression)2
01***35Bolt,(For Quick Shift) (Mitsubishi)1
01***30Washer,Spring(Sandy?Dusty Terrain S.)2
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Sprocket And Shaft
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***11Nut - Mounting24
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring8
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Steering Case And Main Frame (For Mono Lever Steering)
01***20Bolt,(For Quick Shift) (Mitsubishi)6
01***45Bolt,(For Power Tilt Mech Angle)11
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring11
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Steering Case Cover (For Mono Lever Steering)
01***16Bolt, Battery To Frame Ground Wire Attaching4
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***30Bolt,(For Quick Shift) (Mitsubishi)4
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Steering Clutch(#75001-76515)
01***25Bolt,(For Canvas Canopy?Head Guard)16
01***10Nut (K10)2
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Steering Clutch(#76516-78603)
01***25Bolt,(For Canvas Canopy?Head Guard)16
01***10Nut (K10)2
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring16
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Transmission (Case) (1/5)
01***30Bolt,(For Quick Shift) (Mitsubishi)6
01***40Bolt, Mount Master Brake Cylinder4
01***30Bolt,(Not Used With Emergency Str.)5
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Transmission (Counter Shaft And Gear) (4/5)
01***16Bolt (With Air Heater & Conditioner)2
01***40Bolt, Mount Master Brake Cylinder3
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Transmission (Intermediate Shaft And Gear) (3/5)
01***20Bolt,(Sandy? Dusty Terrain Spec.)4
01***25Bolt,(For Canvas Canopy?Head Guard)3
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Transmission (Main Shaft And Gear) (2/5)
01***25Bolt,(For Canvas Canopy?Head Guard)3
01***10Nut1
01***10Nut1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Transmission (Shift Lever And Fork) (5/5)
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***12Screw,(With Articulate Indicator)4
01***20Screw,Set3
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Main Clutch? Damper? Transmission? Steering And Final Drive : Universal Joint
01***40Bolt,(With Air Conditioner)8
01***25Washer,Spring?For Additional Rear Lam8
07***75Fitting,Grease (Without Lub. Piping)1
See all parts with full part numbers in Heavy Parts AI →
Mark Plate? Tool And Kit
Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Center Of Gravity Mark
09***01Plate? Mark,Keep A Safe Distance4
09***12Plate? Mark,Location Of Center Of Gravity2
11***10Table,Slinging Position1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Marks And Plates (English)
04***60Screw,Machine Model (For Ec Reg.)4
09***00Plate? Safety,Inspection And Maintenance1
09***35Plate? Name,(Limited Supply) (English)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Marks And Plates (Spanish)
04***60Screw,Machine Model (For Ec Reg.)4
09***00Plate? Safety,Inspection And Maintenance1
09***35Plate? Name,(Limited Supply) (Spanish)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Oversize Parts (For Track Link) (Lubricate Type) (Supply Only)
10***70Pin0
10***80Pin0
10***10Bushing0
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Oversize Parts (For Track Link) (Supply Only)
10***13Bushing,Regular0
10***33Bushing,Regular0
10***42Bushing,Master0
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Service Kit (For F2-R2 Transmission)
07***08O-Ring,(F2320-53a3 -38 )5
07***70O-Ring,(For Intake Air Cover)1
07***80O-Ring,Hydraulic Oil Filter1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Service Kit (For F3-R3 Transmission)
01***12Washer,(F2320-63a2 -13 )1
07***08O-Ring,(F2320-53a3 -38 )5
07***70O-Ring,(For Intake Air Cover)1
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Shoe Bolt And Nut Service Kit (Supply Only)
10***01Shoe Bolt And Nut K.,(For Swamp)1
10***12Bolt? Shoe (Y0320-K2)50
20***01Shoe Bolt And Nut K1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Tool
07***50Pump, (Bellows Type)1
07***03Cartridge - Grease1
07***45Nozzle, Grease Pump (Non-Flexible Type)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Track Link (Lubricate Type) (Supply Only)
07***22Plug,Large74
07***21Plug,(Small)74
10***21Link,Track? L.H72
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Track Link (Lubricate Type) (Supply Only) (For Swamp)
07***22Plug,Large74
07***21Plug,(Small)74
10***21Link,Track? L.H72
See all parts with full part numbers in Heavy Parts AI →
Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Track Link (Supply Only)
10***21Link,Track? L.H74
10***31Link,Track? R.H74
10***44Bushing,Regular72
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Mark Plate? Tool And Kit : Vandalism Protection
07***00Cap,(For Vandalism)1
09***00Lock,(With Vandalism Protection)1
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Track
Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Carrier Roller
01***25Bolt,(For Slag Handling)1
01***25Bolt,Without Revolution Sensor3
01***35Bolt, Bolt, Mount Tubes To Switch And Work Pumps8
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Front Idler
01***20Bolt,(Sandy? Dusty Terrain Spec.)12
01***30Bolt,(With Body Positioner)8
01***08Nut,(For Straight Tilt Dozer) (D65p)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Recoil Spring
01***30Bolt,(For Mechanical Governor)4
01***30Bolt,(Not Used With Emergency Str.)8
01***35Bolt, Hydraulic Tank Mounting12
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Frame
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***25Bolt,(For Rubber Shoe)24
01***35Bolt,R.H. Outside And L.H. Inside16
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Frame (For 6-Track Roller)
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***25Bolt,(For Rubber Shoe)24
01***35Bolt,R.H. Outside And L.H. Inside16
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Frame (With Mono Block Type Track Roller Guard)
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***25Bolt,(For Rubber Shoe)36
01***35Bolt,R.H. Outside And L.H. Inside16
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Roller (For 6-Track Rolleer)(#75001-77967)
01***20Bolt,(Sandy? Dusty Terrain Spec.)12
01***45Bolt, Mount Center Hinge Retainer (Upper)48
01***25Washer,Spring?For Additional Rear Lam12
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Roller (For 6-Track Rolleer)(#77968-78603)
01***50Bolt,(Shim Thickness?Less Than 8mm)48
01***42Washer,Spring (For Pedal Steering), Washer-Spring48
07***38Ring, Seal - Between Sections2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Roller(#75001-77967)
01***20Bolt,(Sandy? Dusty Terrain Spec.)12
01***45Bolt, Mount Center Hinge Retainer (Upper)40
01***25Washer,Spring?For Additional Rear Lam12
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Shoe (Lubricate Type) (Single Grouser) (510mm Wide)
07***22Plug,Large74
07***21Plug,(Small)74
10***21Link,Track? L.H72
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Shoe (Lubricate Type) (Swamp Type) (510mm Wide)
07***22Plug,Large74
07***21Plug,(Small)74
10***21Link,Track? L.H72
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Shoe (Master Pin Type) (Flat Type) (300mm Wide)
10***21Link,Track? L.H74
10***31Link,Track? R.H74
10***44Bushing,Regular72
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Shoe (Master Pin Type) (Single Grouser) (510mm Wide)
10***21Link,Track? L.H74
10***31Link,Track? R.H74
10***44Bushing,Regular72
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Track : Track Shoe (Master Pin Type) (Swamp Type) (510mm Wide)
10***21Link,Track? L.H74
10***31Link,Track? R.H74
10***44Bushing,Regular72
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Work Equipment
Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : 3-Point Hitch (1/2)
01***20Bolt,(For Quick Shift) (Mitsubishi)6
01***45Bolt, Mount Center Hinge Retainer (Upper)4
01***40Bolt (Op)8
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : 3-Point Hitch (2/2)
01***16Bolt, Mount Washer Tank To Bracket, Bolt2
01***25Bolt,Without Revolution Sensor6
01***25Bolt,(For Canvas Canopy?Head Guard)4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : 3-Point Hitch Cylinder
01***25Bolt,(For Canvas Canopy?Head Guard)2
01***11Nut1
01***32Washer,(With Auto Emergency Steering)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Angle Cylinder
01***19Nut1
04***20Ring, Snap4
07***70O-Ring,(For Intake Air Cover)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Angle Tilt Blade
01***20Bolt,(For Quick Shift) (Mitsubishi)8
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring8
02***40Bolt,(Pl)21
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Angle Tilt Frame
01***20Bolt,(For Quick Shift) (Mitsubishi)10
01***25Bolt,(For Canvas Canopy?Head Guard)6
01***60Bolt, Mount Pole6
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Dozer Lock
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108068
01***25Washer,Spring?For Additional Rear Lam8
10***10Rope,Wire2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Hitch
01***40Bolt (Op)2
01***45Washer,(Without R.O.P.S.)2
10***12Drawbar1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Hitch (For Towing Winch)
01***60Bolt,(Shim Thickness?More Than 8mm)4
01***42Washer,Spring (For Pedal Steering), Washer-Spring4
04***40Pin,Cotter1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Hydraulic Piping (Angle Cylinder Line) (Dozer Side) (For Single Lever)
01***20Bolt,(For Quick Shift) (Mitsubishi)3
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring3
07***12O-Ring (Itl)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Hydraulic Piping (Tilt Cylinder Line) (Dozer Side) (For Single Lever)
01***30Bolt,(For Mechanical Governor)1
01***20Bolt,(For Quick Shift) (Mitsubishi)4
01***30Bolt,(For Quick Shift) (Mitsubishi)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Hydraulic Piping Cover
01***20Bolt,(For Quick Shift) (Mitsubishi)9
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***45Bolt,(For Power Tilt Mech Angle)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : P.T.O. (Case And Shift Fork)
01***25Bolt,(For Canvas Canopy?Head Guard)8
01***30Bolt,(For Quick Shift) (Mitsubishi)7
01***40Bolt, Mount Master Brake Cylinder2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : P.T.O. (Shaft And Gaer)
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring4
04***18Ring,Snap (With Emergency Steering)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Swing Drawbar
01***45Bolt (Op)10
01***45Washer,(Without R.O.P.S.)10
04***12Pin,Cotter (For Ripper)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Swing Drawbar (For 3-Point Hitch)
01***35Bolt,R.H. Outside And L.H. Inside8
01***40Bolt,R.H. Outside And L.H. Inside, Bolt4
01***42Washer,Spring (For Pedal Steering), Washer-Spring12
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Tilt Cylinder
01***18Bolt1
01***22Nut,(North America Spec.)1
01***32Washer, (Without Emergency Steering)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Towing Winch (Clutch Shaft And Brake Drum)
01***20Bolt,(With Auto Emergency Steering)4
01***25Bolt,(For Canvas Canopy?Head Guard)4
01***35Bolt,(For Quick Shift) (Mitsubishi)12
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Towing Winch (Fair Lead)
01***20Bolt,(For Quick Shift) (Mitsubishi)8
01***35Bolt, Hydraulic Tank Mounting6
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring8
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Towing Winch (Logging Arm)
01***20Bolt,(For Quick Shift) (Mitsubishi)6
01***30Bolt,(Not Used With Emergency Str.)2
01***35Bolt, Hydraulic Tank Mounting8
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment : Towing Winch (Wire Drum And Gear)
01***30Bolt,(For Quick Shift) (Mitsubishi)4
01***30Bolt,(Not Used With Emergency Str.)23
01***36Wahser-Spring, Washer,Spring (Without Towing Winch)15
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Work Equipment Control System
Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Piping (Angle Cylinder Line) (Chassis Side) (For Single Lever)
01***16Bolt (With Air Heater & Conditioner)2
01***23Washer, Wiring Harness Mounting Bracket2
10***50Tube1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Piping (Lift Cylinder Line)
01***30Bolt,(For Quick Shift) (Mitsubishi)6
01***35Bolt,(For Quick Shift) (Mitsubishi)2
01***25Bolt,(Without Rops Guard? Canopy)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Piping (Tank To Pump To Valve)
01***30Bolt,(For Mechanical Governor)4
01***16Bolt, Battery To Frame Ground Wire Attaching1
01***20Bolt,(For Quick Shift) (Mitsubishi)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Piping (Tank To Pump To Valve) (For 25a Alternator)
01***45Screw4
01***16Bolt, Battery To Frame Ground Wire Attaching1
01***20Bolt,(For Quick Shift) (Mitsubishi)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Piping (Tilt Cylinder Line) (Chassis Side) (For Single Lever)
01***16Bolt (With Air Heater & Conditioner)2
01***20Bolt,(For Quick Shift) (Mitsubishi)2
01***25Bolt,(For Canvas Canopy?Head Guard)5
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Piping (Valve To Cylinder) (For 3-Point Hitch)
01***18Bolt1
01***20Bolt,(With Auto Emergency Steering)1
01***20Bolt,(For Quick Shift) (Mitsubishi)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Tank And Filter (For 3-Point Hitch)
01***25Bolt,Without Revolution Sensor7
01***25Bolt,(For Canvas Canopy?Head Guard)3
01***25Washer,Spring?For Additional Rear Lam7
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Tank And Filter (For Pat)(For Single Lever) (With Steel Cab)
01***25Bolt,Without Revolution Sensor7
01***25Bolt,(For Canvas Canopy?Head Guard)3
01***25Washer,Spring?For Additional Rear Lam7
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Hydraulic Tank And Filter (For Single Lever)
01***25Bolt,Without Revolution Sensor7
01***25Bolt,(For Canvas Canopy?Head Guard)3
01***25Washer,Spring?For Additional Rear Lam7
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Lift Cylinder
01***40Bolt, Mount Master Brake Cylinder1
01***19Nut1
01***32Washer,(With Auto Emergency Steering)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : P.T.O. Control Lever
01***16Bolt, Battery To Frame Ground Wire Attaching2
01***30Bolt,(For Quick Shift) (Mitsubishi)2
01***30Washer, Spring (Supplied W/Spider Assembly), Washer-Spring4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Control Lever (1/2) (For 3-Point Hitch)
01***16Bolt (With Air Heater & Conditioner)6
01***20Bolt,(With Auto Emergency Steering)4
01***30Bolt,(For Mechanical Governor)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Control Lever (1/2)(With Steel Cab) (For Single Lever)
01***16Bolt (With Air Heater & Conditioner)6
01***20Bolt,(With Auto Emergency Steering)2
01***30Bolt,(For Mechanical Governor)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Control Lever (2/2) (For 3-Point Hitch)
01***05Nut,L.H. (For Trimming Dozer)1
01***06Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-108061
04***24Pin, Spring1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Control Lever (2/2)(With Steel Cab) (For Single Lever)
01***16Bolt (With Air Heater & Conditioner)6
01***25Bolt,Without Revolution Sensor2
01***25Washer,Spring?For Additional Rear Lam10
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Control Lever (For Single Lever)
01***16Bolt (With Air Heater & Conditioner)6
01***20Bolt,(With Auto Emergency Steering)4
01***30Bolt,(For Mechanical Governor)1
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Control Lever (For Towing Winch)
01***20Bolt,(With Auto Emergency Steering)8
01***40Bolt,(With Air Conditioner)2
01***25Bolt,(For Canvas Canopy?Head Guard)4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Control Linkage (For Towing Winch)
01***16Bolt (With Air Heater & Conditioner)1
01***35Bolt,(For Position Fixing)1
01***25Bolt,(For Canvas Canopy?Head Guard)2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Pump
01***75Bolt4
01***32Washer, (Without Emergency Steering)4
04***20Pin,Dowel (Welded)4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Valve (1/2) (For 3-Point Hitch)
01***16Bolt (Op)4
01***25Bolt, Seal Cover Mounting4
01***30Bolt4
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Valve (1/2) (For Single Lever)
01***16Bolt (Op)4
01***25Bolt, Seal Cover Mounting2
01***30Bolt2
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Valve (2/2) (For 3-Point Hitch)
07***15O-Ring,(Without Boom Kickout)1
07***14O-Ring,(F4350-61a0a-20 )2
07***34O-Ring, O-Ring,Drain Plug? R.H. Half Tank3
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Komatsu : D20p-7a(S/N 75001-78603-Up) : Work Equipment Control System : Work Equipment Valve (2/2) (For Single Lever)
07***14O-Ring,(F4350-61a0a-20 )1
07***34O-Ring, O-Ring,Drain Plug? R.H. Half Tank2
70***00Valve Ass'Y,Suction1
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D20P-7A(S/N 75001-78603-UP) serial number reference

The PIN plate is located on the front frame casting, typically near the operator's left side. To read the prefix, locate the model designation and identify the characters preceding the numeric serial sequence; for modern export builds, check the 17-character ISO PIN on the emissions/export plate for detailed plant and year data.

PrefixIdentifies
D20D20P-7A
75001-78603D20P-7A (Standard)

Frequently asked questions

What engine is installed in the D20P-7A (S/N 75001-78603-UP)?

This specific serial range is equipped with the Komatsu 4D95S engine, a 4-cylinder diesel unit with a displacement of 164.2 cu in (2.7 L).

What is the operating weight of this machine?

The operating weight for the D20P-7A is 8686.3 lb (3940 kg).

What model replaced the D20P-7A?

The machine belongs to the Dash-7 generation; subsequent generations in the Komatsu crawler line include the Dash-8 and later series with updated emissions and telematics.

What D20P-7A(S/N 75001-78603-UP) owners discuss

What engine is installed in the Komatsu D20P-7A (S/N 75001-78603-UP)?
The machine is equipped with a Komatsu S4D106-1B engine. This 4-cylinder, water-cooled, direct injection diesel engine features a displacement of 5.8 L (354 cu in) and produces 70 hp (52 kW) at 2200 RPM.
What are the common transmission and hydraulic performance issues reported for this series?
Users have reported steering failure and instances where one side of the drive freezes while the other continues to move. For H-mode (hydraulic/mechanical) operations, a known issue is weak drawbar pull, often caused by the transmission pump losing prime.
What are the standard undercarriage specifications for the D20P-7A?
The undercarriage features a track gauge of 4.89 ft (1490 mm), a track pitch of 5.32 in (135 mm), and a standard shoe size of 20.08 in (510 mm). Each side is equipped with 5 track rollers.
What engine maintenance procedures are critical for the S4D106-1B or 4D95S series engines?
Regularly check and adjust valve clearance using a feelometer gauge. For the 4D95S-1, intake clearance should be 0.25 mm and exhaust should be 0.40 mm. After any fuel system disturbance, ensure air is bled from the fuel circuit to prevent starting issues.
What electrical or sensor symptoms should be monitored on the dashboard?
The monitor system can trigger alerts for abnormal pressure readings, high coolant temperature, low battery voltage, and sensor failures. Fault codes may also indicate solenoid valve circuit issues.
What should be checked when buying a used Komatsu D20P-7A?
Verify the exact serial number to confirm engine and emission configuration. Inspect for transmission pump prime loss (weak drawbar pull), check steering brake freeplay, and examine the undercarriage for uneven wear on track rollers or pitch. Check all hydraulic piping and circuit diagrams for leaks.

Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.

Serial-range & configuration variants

This page covers the Komatsu D20P-7A(S/N 75001-78603-UP). Related factory variants of the same model family:

D20P-7A(S/N 78604-UP (4D94E-1 (Emission) Eng. Installed))

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