Komatsubulldozersmall ( - d39)
Komatsu D31Q-18(S/N 40001-UP)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu D31Q-18 (S/N 40001-UP) is a compact crawler dozer designed for utility, construction, and land clearing applications. This machine belongs to the -18 series, featuring a Komatsu 6D95L engine providing approximately 52 kW (69.7 hp) of net power. It operates within a weight class of roughly 7,010 kg (15,454 lb) and is characterized by its 600 mm (23.6 in) track width. The series includes various configurations such as the D31P-18, D31S-18, and D31PL-18 to suit different ground pressure requirements.
The -18 generation represents a specific era of Komatsu engineering focused on reliability for mid-sized earthmoving. While later generations introduced advanced telematics as standard, the D31Q-18 remains significant in the used market due to its robust 6D95L powertrain and mechanical simplicity. For parts sourcing and maintenance, identifying the correct serial range (40001-UP) is critical, as configurations for hydraulic flow and blade capacity vary across the D3/D37 series lineage.
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 D31Q-18(S/N 40001-UP) specifications
Engine
| Engine Model | Komatsu 6D95L |
| Net Power | 52 kW (69.7 hp) |
| Displacement | 4.89 L (1.29 US gal) |
| Engine Speed at Max Torque | 2,350 rpm |
Weights
| Operating Weight | 7.01 t (15,454 lb) |
Dimensions
| Transport Length | 3.99 m (13.1 ft) |
| Transport Width | 2.05 m (6.73 ft) |
| Transport Height | 2.695 m (8.84 ft) |
| Track Width | 600 mm (23.6 in) |
Performance
| Travel Speed | 6.5 km/h (4.04 mph) |
| Soil Pressure | 0.31 kg/cm² |
Service Capacities
| Fuel Capacity | Not specified for this serial range |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
D31Q-18(S/N 40001-UP) fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine Crankcase | Not documented for this exact serial range — verify with your dealer | |
| Cooling System | Not documented for this exact serial range — verify with your dealer | |
| Fuel Tank | ||
| Transmission/Powertrain (Hydrostatic) | ||
| Final Drives (each) | ||
| Hydraulic System/Tank | ||
| Grease |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Komatsu D31Q-18(S/N 40001-UP) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the D31Q-18(S/N 40001-UP) beyond the schedule
Predictive Maintenance & Fluid Analysis
Regularly monitor engine oil and hydraulic fluid for contaminants. Use Komatsu-specified fluids to prevent component degradation. Analyze transmission oil for metallic particles, which may indicate early wear in the pump or shaft seals. Frequent checks of the cooling system's chemical balance help prevent internal corrosion within the 6D95L engine block and radiator.
Corrective & Common Repairs
Address transmission pump airlock issues immediately by inspecting shaft seals; air intake in the transmission is a known failure point on older Komatsu dozers. Monitor for hydraulic pressure drops that may require valve or pump servicing. If steering performance degrades, inspect the hydraulic control circuits and cylinder seals for leaks or internal bypass.
Overhaul & Rebuild Points
Major rebuilds should focus on the 6D95L engine's fuel injectors and valve train. During undercarriage overhauls, evaluate track rollers, idlers, and link wear to determine if a full replacement is necessary. Inspect the final drive for gear fatigue and ensure all heavy-duty pins and bushings are replaced during chassis-level maintenance cycles.
Seasonal & Environment Servicing
In high-dust environments, increase frequency of air filter inspections to prevent engine choking. For cold-weather operations, verify the functionality of the engine pre-heating systems and ensure hydraulic oil viscosity remains within operating limits. During wet seasons, prioritize cleaning the undercarriage to prevent mud buildup from accelerating track shoe and roller wear.
D31Q-18(S/N 40001-UP) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 09637-30161 | Plate? Instruction,Air Cleaner (Single Element) | Air intake service | Check fitment → |
| 09637-30262 | Plate? Instruction,Air Cleaner (Double Element) | Air intake service | Check fitment → |
| 07000-02135 | O-Ring,Hydraulic Oil Filter | Hydraulic service | Check fitment → |
| 07000-02080 | O-Ring,Hydraulic Oil Filter | Hydraulic service | Check fitment → |
| 600-211-6240 | Cartridge,Engine Oil Filter (D31s) | Lubrication service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
D31Q-18(S/N 40001-UP) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| 989L00 | Engine Controller Lock Caution 1 | Engine controller software or configuration lock active | Verify engine controller status and check for unauthorized lock settings |
| 989M00 | Engine Controller Lock Caution 2 | Engine controller software or configuration lock active | Verify engine controller status and check for unauthorized lock settings |
| 989N00 | Engine Controller Lock Caution 3 | Engine controller software or configuration lock active | Verify engine controller status and check for unauthorized lock settings |
| E15 | Engine sensors fault | Failure in temperature, fuel pressure, or oil pressure sensors | Inspect engine sensor wiring and sensor functionality |
| EOE | Network failure | Communication error within the machine electronic network | Check CAN bus/network wiring and controller connectivity |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
D31Q-18(S/N 40001-UP) attachments & work tools
Blades
Not documented for this exact serial range — verify with your dealer.
Rippers
Multi-shank parallelogram style ripper available; includes 2 cylinders and 3 shanks with 3 tips. Total assembly weight is 720 kg (1,587 lb) with dimensions of 1.7 m (5.58 ft) length, 1.3 m (4.27 ft) width, and 0.8 m (2.62 ft) height.
Winches
Not documented for this exact serial range — verify with your dealer.
Drawbars/counterweights
Counterweight and drawbar options are available, but specific dimensions or weights for the D31Q-18 (S/N 40001-UP) are not specified.
Cab/ROPS guarding options
Screen & Sweep / Guard and Window Guard options are available for this machine class.
Hydraulic arrangement notes
The ripper attachment utilizes a 2-cylinder configuration; cylinders must be installed in a non-contaminated hydraulic system to maintain warranty.
All D31Q-18(S/N 40001-UP) assemblies by section
Every catalogued assembly group for the Komatsu D31Q-18(S/N 40001-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
6d95l-1aa S/N 29222-Up
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Air Cleaner And Connection
| 04***10 | Ring,See Fig. K4010-65a0 | 1 |
| 07***09 | Clamp,(With Cylinder Cover) | 2 |
| 09***62 | Plate? Instruction,(English-Russian) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Air Cleaner And Connection (For Zimbabwe)
| 04***10 | Ring,See Fig. K4010-65a0 | 1 |
| 07***09 | Clamp,(With Cylinder Cover) | 2 |
| 60***11 | Washer,Seal (K26) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Air Cleaner And Connection (High Altitude Spec.)
| 01***20 | Bolt,(For Japan Pc200) | 4 |
| 04***10 | Ring,See Fig. K4010-65a0 | 1 |
| 07***09 | Clamp, Hose - At Water Pump | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Air Intake Manifold And Connection (For Zimbabwe)
| 01***12 | Bolt | 2 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Air Intake Manifold And Connection (High Altitude Spec.)
| 01***12 | Bolt | 2 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Air Intake Manifold And Connection(#29222-40631)
| 01***10 | Bolt (M10x1.50x10) | 4 |
| 01***12 | Bolt | 2 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Air Intake Manifold And Connection(#40632-)
| 01***10 | Bolt (M10x1.50x10) | 4 |
| 01***12 | Bolt | 2 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Alternator (13a)
| 60***71 | Alternator A. (13a),(With Hardening Pulley) | 1 |
| KD***31 | Bushing,Insulator | 2 |
| KD***80 | Packing | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Alternator (15a)
| 60***50 | Alternator A. (15a) | 1 |
| KD***70 | Cover | 1 |
| KD***30 | Retainer | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Alternator (25a) (High Altitude Spec.)
| 60***40 | Alternator A. (25a) | 1 |
| KD***57 | Bearing,Ball? Front | 1 |
| KD***11 | Rear Bracket Ass'Y | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Alternator And Mounting (13a) (For Zimbabwe)
| 01***50 | Bolt | 1 |
| 01***40 | Bolt,(Shim 3-Piece) | 1 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Alternator And Mounting (15a)
| 01***35 | Screw | 1 |
| 01***55 | Bolt | 1 |
| 01***06 | Nut | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Alternator And Mounting (25a) (High Altitude Spec.)
| 01***50 | Bolt | 1 |
| 01***16 | Bolt, Mount Solenoid Valve | 1 |
| 01***40 | Bolt,(Shim 3-Piece) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Camshaft And Tappet
| 01***75 | Bolt | 1 |
| 04***10 | Pin,Dowel | 1 |
| 62***10 | Tappet | 12 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Crankshaft
| 01***45 | Bolt,Nylock | 1 |
| 01***16 | Bolt,(With Alternator Cover Type) | 6 |
| 61***11 | Bolt,Nylock (K2) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Cylinder Block
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 6 |
| 01***55 | Bolt, Mount Tube To Switch Pump | 5 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Cylinder Block (High Altitude Spec.)
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 6 |
| 01***55 | Bolt, Mount Tube To Switch Pump | 5 |
| 01***16 | Screw | 4 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Cylinder Head
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 25 |
| 02***04 | Plug, Pipe | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Cylinder Head (High Altitude Spec.)
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 25 |
| 02***04 | Plug, Pipe | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Cylinder Head Cover
| 07***09 | Clamp,(See Fig. K0210-16a0) | 2 |
| 61***10 | Cap, Oil Filler | 1 |
| 61***30 | Tube, Oil Filler | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Cylinder Head Cover (High Altitude Spec.)
| 01***20 | Bolt,(For Japan Pc200) | 1 |
| 04***50 | Screw | 4 |
| 07***09 | Clamp,(See Fig. K0210-16a0) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Exhaust Manifold And Muffler
| 01***25 | Grub Screw | 4 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***45 | Bolt, Bracket Mounting | 12 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Exhaust Manifold And Turbocharger (High Altitude Spec.)
| 01***25 | Grub Screw | 4 |
| 01***90 | Bolt,(For Large Fan) | 12 |
| 07***08 | Plug,(For W/O. Corrosion Resistor) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Flywheel And Flywheel Housing
| 01***45 | Bolt,(For Suction? Reversible Fan) | 2 |
| 01***40 | Bolt,(With Service Valve R.H.) | 6 |
| 01***30 | Bolt | 6 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Front Cover And Gear
| 01***75 | Bolt - Cab To Rops | 1 |
| 01***10 | Bolt | 1 |
| 01***16 | Bolt | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Filter And Piping
| 01***20 | Bolt | 2 |
| 07***12 | Gasket,Mechanical Pump Piping | 1 |
| 07***12 | Gasket,(Without Air Compressor Type) (K1) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Filter And Piping (For Zimbabwe)
| 01***10 | Bolt | 2 |
| 07***12 | Gasket,Mechanical Pump Piping | 1 |
| 07***12 | Gasket,(Without Air Compressor Type) (K1) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Filter And Piping (High Altitude Spec.) (Without Water Separator)
| 01***00 | Bolt | 2 |
| 07***12 | Gasket,Mechanical Pump Piping | 1 |
| 07***12 | Gasket,(Without Air Compressor Type) (K1) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Feed Pump)
| DK***20 | Bolt, Joint | 1 |
| DK***00 | Valve,Check | 2 |
| DK***10 | Feed Pump Ass'Y,(Not Shown) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Feed Pump) (High Altitude Spec.)
| DK***20 | Bolt, Joint | 1 |
| DK***00 | Valve,Check | 2 |
| DK***10 | Feed Pump Ass'Y,(Not Shown) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Governor) (1/2)
| DK***00 | Shim? 2.00mm,(High Altitude Spec.) | 0 |
| DK***00 | Adapter | 1 |
| DK***80 | Nut | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Governor) (1/2) (High Altitude Spec.)
| DK***00 | Shim? 2.00mm,(High Altitude Spec.) | 0 |
| DK***00 | Adapter | 1 |
| DK***80 | Nut | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Governor) (2/2)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***20 | Cover | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Governor) (2/2) (High Altitude Spec.)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***20 | Cover | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Pump) (1/2)
| 62***50 | Injection Pump Ass'Y | 1 |
| 62***51 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Pump) (1/2) (High Altitude Spec.)
| 62***50 | Injection Pump Ass'Y | 1 |
| 62***51 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Pump) (2/2)
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
| DK***00 | Sleeve,Control | 6 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump (Pump) (2/2) (High Altitude Spec.)
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
| DK***00 | Sleeve,Control | 6 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Injection Pump And Piping
| 01***35 | Stud | 4 |
| 01***25 | Screw | 4 |
| 01***12 | Bolt,(See Fig.0501) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Fuel Nozzle And Spill Pipe
| 01***35 | Bolt, Mount Bracket To Floor | 6 |
| 07***10 | Tube,(See Fig.0421-14) | 5 |
| 07***50 | Tube,Spill | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Gasket Kit
| 01***12 | Washer,Lock? Injection Gear | 1 |
| 07***05 | O-Ring,(Not Used With Emergency Str.) (K2) | 3 |
| 07***35 | O-Ring,Hydraulic Oil Filter | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Gasket Kit (High Altitude Spec.)
| 01***12 | Washer,Lock? Injection Gear | 1 |
| 07***05 | O-Ring,(Not Used With Emergency Str.) (K2) | 3 |
| 07***35 | O-Ring,Hydraulic Oil Filter | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Lubricating Oil Filter
| 60***40 | Cartridge,Engine Oil Filter (D31s) | 1 |
| 60***41 | Cartridge,Engine Oil Filter (D31s) | 1 |
| 60***50 | Plate? Caution,(Russian-English) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Lubricating Oil Pump And Suction Pipe
| 01***12 | Bolt,(See Fig.0501) | 1 |
| 01***16 | Screw | 6 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Lubricating Oil Pump And Suction Pipe (High Altitude Spec.)
| 01***12 | Bolt,(See Fig.0501) | 1 |
| 01***16 | Screw | 4 |
| 01***30 | Bolt,(Water Separator Spec.) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Muffler And Mounting (High Altitude Spec.)
| 01***80 | Bolt, Mount Strainer Flange | 1 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 1 |
| 01***12 | Bolt,(See Fig.0501) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Oil Pan
| 01***14 | Bolt,(W/Joy Stick Str.)(W/O Heater) | 30 |
| 01***14 | Bolt | 30 |
| 07***16 | Gasket,(For Pc750-6) (See Fig.A2110) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Piston And Connecting Rod
| 04***12 | Ring, Snap | 12 |
| 62***21 | Piston (S) | 6 |
| 62***00 | Piston Ring Ass'Y,Per Cylinder | 6 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Rocker Arm
| 01***12 | Bolt,(Without R.P.C.U.) | 1 |
| 01***65 | Bolt,(For Alternator Bracket Mount) | 8 |
| 61***30 | Nut | 12 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Starting Motor (5.5kw)
| 60***50 | Starting Motor Ass'Y,(5.5kw) | 1 |
| KD***30 | Bracket,Center | 1 |
| KD***20 | Cneter Bracket A | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Starting Motor And Mounting (5.5kw)
| 01***30 | Bolt | 2 |
| 07***05 | O-Ring,(Not Used With Emergency Str.) (K2) | 1 |
| (6***0) | Starting Motor Ass'Y,(5.5kw) (See Fig.A6210-B0a5) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Tension Pulley (For Zimbabwe)
| 01***12 | Bolt | 4 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
| 01***55 | Bolt | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Tension Pulley (High Altitude Spec.) (Without Water Separator)
| 01***65 | Bolt, Mount Tube To Divider Valve | 1 |
| 01***20 | Bolt,(For Japan Pc200) | 1 |
| 01***06 | Nut | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Turbocharger (High Altitude Spec.)
| 62***20 | Turbocharger Ass'Y | 1 |
| GA***16 | Bolt | 6 |
| GA***64 | Housing,Turbine | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Turbocharger Lubricating Oil Piping (High Altitude Spec.)
| 01***16 | Screw | 1 |
| 01***20 | Screw | 4 |
| 01***06 | Nut | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Water Pump And Cooling Fan
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***16 | Screw | 5 |
| 01***20 | Screw | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Water Pump And Cooling Fan (For Cuba)(#40632-)
| 01***16 | Screw | 5 |
| 01***20 | Screw | 2 |
| 01***45 | Bolt | 6 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Water Pump And Cooling Fan (High Altitude Spec.)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***16 | Screw | 5 |
| 01***20 | Screw | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Water Separator And Piping
| 01***25 | Bolt,(With Corrosion Resistor) | 2 |
| 01***10 | Bolt | 2 |
| 07***60 | O-Ring,(For Pc750?800?1800) (A2610) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Water Separator And Piping (15a Alternator High Altitude Spec.)
| 01***25 | Bolt,(With Corrosion Resistor) | 2 |
| 01***10 | Bolt | 2 |
| 07***60 | O-Ring,(For Pc750?800?1800) (A2610) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa S/N 29222-Up : Water Separator And Piping (For Zimbabwe)
| 01***25 | Bolt,(With Corrosion Resistor) | 2 |
| 07***60 | O-Ring,(For Pc750?800?1800) (A2610) | 1 |
| 07***12 | Gasket,(Without Air Compressor Type) (K1) | 6 |
6d95l-1aa-S S/N 29222-Up
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Air Cleaner And Connection
| 04***10 | Ring,See Fig. K4010-65a0 | 1 |
| 07***09 | Clamp,(With Cylinder Cover) | 2 |
| 09***62 | Plate? Instruction,(English-Russian) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Air Intake Manifold And Connection(#29222-40631)
| 01***12 | Bolt | 2 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Air Intake Manifold And Connection(#40632-)
| 01***12 | Bolt | 2 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Alternator (13a)
| 60***71 | Alternator A. (13a),(With Hardening Pulley) | 1 |
| KD***31 | Bushing,Insulator | 2 |
| KD***80 | Packing | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Alternator And Mounting (13a)
| 01***50 | Bolt | 1 |
| 01***40 | Bolt,(Shim 3-Piece) | 1 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Camshaft And Tappet
| 01***75 | Bolt | 1 |
| 04***10 | Pin,Dowel | 1 |
| 62***10 | Tappet | 12 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Crankshaft
| 01***45 | Bolt,Nylock | 1 |
| 01***16 | Bolt,(With Alternator Cover Type) | 6 |
| 61***11 | Bolt,Nylock (K2) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Cylinder Block
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 6 |
| 01***55 | Bolt, Mount Tube To Switch Pump | 5 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Cylinder Head
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 25 |
| 02***04 | Plug, Pipe | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Cylinder Head Cover
| 07***09 | Clamp,(See Fig. K0210-16a0) | 2 |
| 61***10 | Cap, Oil Filler | 1 |
| 61***30 | Tube, Oil Filler | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Exhaust Manifold And Muffler
| 01***25 | Grub Screw | 4 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 2 |
| 01***45 | Bolt, Bracket Mounting | 12 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Flywheel And Flywheel Housing
| 01***45 | Bolt,(For Suction? Reversible Fan) | 2 |
| 01***40 | Bolt,(With Service Valve R.H.) | 6 |
| 01***30 | Bolt | 6 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Front Cover And Gear
| 01***75 | Bolt - Cab To Rops | 1 |
| 01***10 | Bolt | 1 |
| 01***16 | Bolt | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Fuel Filter And Piping
| 01***85 | Bolt | 2 |
| 07***12 | Gasket,Mechanical Pump Piping | 1 |
| 07***12 | Gasket,(Without Air Compressor Type) (K1) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Fuel Injection Pump (Feed Pump)
| DK***20 | Bolt, Joint | 1 |
| DK***00 | Valve,Check | 2 |
| DK***10 | Feed Pump Ass'Y,(Not Shown) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Fuel Injection Pump (Governor) (1/2)
| DK***00 | Shim? 2.00mm,(High Altitude Spec.) | 0 |
| DK***00 | Adapter | 1 |
| DK***80 | Nut | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Fuel Injection Pump (Governor) (2/2)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***20 | Cover | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Fuel Injection Pump (Pump) (1/2)
| 62***50 | Injection Pump Ass'Y | 1 |
| 62***51 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Fuel Injection Pump (Pump) (2/2)
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
| DK***00 | Sleeve,Control | 6 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Fuel Injection Pump And Piping
| 01***35 | Stud | 4 |
| 01***25 | Screw | 4 |
| 01***12 | Bolt,(See Fig.0501) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Fuel Nozzle And Spill Pipe
| 01***35 | Bolt, Mount Bracket To Floor | 6 |
| 07***10 | Tube,(See Fig.0421-14) | 5 |
| 07***50 | Tube,Spill | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Gasket Kit
| 01***12 | Washer,Lock? Injection Gear | 1 |
| 07***05 | O-Ring,(Not Used With Emergency Str.) (K2) | 3 |
| 07***35 | O-Ring,Hydraulic Oil Filter | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Lubricating Oil Filter
| 60***40 | Cartridge,Engine Oil Filter (D31s) | 1 |
| 60***41 | Cartridge,Engine Oil Filter (D31s) | 1 |
| 60***50 | Plate? Caution,(Russian-English) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Lubricating Oil Pump And Suction Pipe
| 01***12 | Bolt,(See Fig.0501) | 1 |
| 01***16 | Screw | 6 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Oil Pan
| 01***14 | Bolt,(W/Joy Stick Str.)(W/O Heater) | 30 |
| 01***14 | Bolt | 30 |
| 07***16 | Gasket,(For Pc750-6) (See Fig.A2110) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Piston And Connecting Rod
| 04***12 | Ring, Snap | 12 |
| 62***21 | Piston (S) | 6 |
| 62***00 | Piston Ring Ass'Y,Per Cylinder | 6 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Rocker Arm
| 01***12 | Bolt,(Without R.P.C.U.) | 1 |
| 01***65 | Bolt,(For Alternator Bracket Mount) | 8 |
| 61***30 | Nut | 12 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Starting Motor (5.5kw)
| 60***50 | Starting Motor Ass'Y,(5.5kw) | 1 |
| KD***30 | Bracket,Center | 1 |
| KD***20 | Cneter Bracket A | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Starting Motor And Mounting (5.5kw)
| 01***30 | Bolt | 2 |
| 07***05 | O-Ring,(Not Used With Emergency Str.) (K2) | 1 |
| (6***0) | Starting Motor Ass'Y,(5.5kw) (See Fig.A6210-B0a5) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Tension Pulley
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 1 |
| 01***65 | Bolt, Mount Tube To Divider Valve | 1 |
| 01***06 | Nut | 1 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Water Pump And Cooling Fan
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***16 | Screw | 5 |
| 01***20 | Screw | 2 |
Komatsu : D31q-18(S/N 40001-Up) : 6d95l-1aa-S S/N 29222-Up : Water Separator And Piping
| 01***25 | Bolt,(With Corrosion Resistor) | 2 |
| 01***10 | Bolt | 2 |
| 07***60 | O-Ring,(For Pc750?800?1800) (A2610) | 1 |
Control System
Komatsu : D31q-18(S/N 40001-Up) : Control System : Brake Pedal (For Lever Steering)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Brake Pedal (For Lever Steering) (Noise Suppresion For Ec)(#40238-)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Brake Pedal Linkage (For Lever Steering)
| 01***40 | Bolt, Mount Master Brake Cylinder | 1 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 1 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Brake Pedal Linkage (For Lever Steering) (Noise Suppression For Ec)(#40238-)
| 01***40 | Bolt, Mount Master Brake Cylinder | 1 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 1 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Decelerator Pedal
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***60 | Capscrew | 1 |
| 01***16 | Screw | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Fuel Control Lever
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***04 | Nut,(For Air Conditioner Less) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Fuel Control Lever (Noise Suppression For Ec)(#40238-)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***04 | Nut,(For Air Conditioner Less) | 1 |
| 01***13 | Washer,Spring(For Wiper Switch Earth) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Fuel Control Lever (Tbg Spec.)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***04 | Nut,(For Air Conditioner Less) | 1 |
| 01***13 | Washer,Spring(For Wiper Switch Earth) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Fuel Control Lever (With Decelerator Pedal)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***04 | Nut,(For Air Conditioner Less) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Fuel Control Linkage (With Decelerator Pedal)
| 01***25 | Bolt,Without Revolution Sensor | 1 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***05 | Nut,L.H. (For Trimming Dozer) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Inching Pedal
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 1 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Inching Pedal (Noise Suppression For Ec)(#40238-)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 1 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Inching Pedal (Tbg Spec.)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 1 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Inching Pedal Linkage
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***05 | Nut,L.H. Thread (D31s) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Oil Cooler Piping
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Oil Cooler Piping (For Hinge Type Double Mask Reinforced Type)
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***08 | Nut,(For Straight Tilt Dozer) (D65p) | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Parking Brake (For Pedal Steering)
| 01***30 | Bolt,(For Mechanical Governor) | 1 |
| 01***50 | Bolt,(Shim Thickness?Less Than 8mm) | 2 |
| 01***20 | Screw | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Parking Brake (For Pedal Steering) (Noise Suppresion For Ec)(#40238-)
| 01***30 | Bolt,(For Mechanical Governor) | 1 |
| 01***50 | Bolt,(Shim Thickness?Less Than 8mm) | 2 |
| 01***20 | Screw | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Parking Brake (For Pedal Steering) (Tbg Spec.)(#40001-40237)
| 01***30 | Bolt,(For Mechanical Governor) | 1 |
| 01***50 | Bolt,(Shim Thickness?Less Than 8mm) | 2 |
| 01***20 | Screw | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Parking Brake (For Pedal Steering) (Tbg Spec.)(#40238-)
| 01***30 | Bolt,(For Mechanical Governor) | 1 |
| 01***50 | Bolt,(Shim Thickness?Less Than 8mm) | 2 |
| 01***20 | Screw | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Parking Brake Linkage (For Pedal Steering)
| 01***40 | Bolt, Mount Master Brake Cylinder | 1 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 1 |
| 01***07 | Nut,L.H. Thread (D31s) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Control Lever (For Lever Steering)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Control Lever (For Lever Steering) (Noise Suppression For Ec)(#40238-)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Control Linkage (1/2) (For Lever Steering)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 6 |
| 01***50 | Bolt,(With Service Valve R.H.) | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Control Linkage (2/2) (For Lever Steering)
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 4 |
| 01***55 | Bolt, Mount Tube To Switch Pump | 4 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Pedal (For Pedal Steering)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 2 |
| 01***06 | Nut? L.H. Thread,L.H. Thread (For Chinese) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Pedal (For Pedal Steering) (Noise Suppresion For Ec)(#40238-)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 2 |
| 01***06 | Nut,L.H. Thread (For Russian) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Pedal (Tbg Spec.) (For Pedal Steering)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 2 |
| 01***06 | Nut,L.H. Thread (For Russian) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Pedal Linkage (1/2) (For Pedal Steering)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 6 |
| 01***50 | Bolt,(With Service Valve R.H.) | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Pedal Linkage (2/2) (For Pedal Steering)
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 4 |
| 01***55 | Bolt, Mount Tube To Switch Pump | 4 |
| 01***45 | Bolt, Mounting Bracket To Radiator (Top) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Piping
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 7 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 2 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 9 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Piping (Noise Suppression For Ec)(#40238-)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 7 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Valve (For Lever Steering)
| 01***20 | Bolt,(With Auto Emergency Steering) | 8 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 8 |
| 04***16 | Pin, Spring | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Steering Valve (For Pedal Steering)
| 01***20 | Bolt,(With Auto Emergency Steering) | 8 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 8 |
| 04***16 | Pin, Spring | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Transmission Control Lever
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Transmission Control Lever (Noise Suppression For Ec)(#40238-)
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Transmission Control Lever (Tbg Spec.)
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Transmission Control Linkage
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Transmission Control Linkage (Noise Suppression For Ec)(#40238-)
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Control System : Transmission Control Linkage (Tbg Spec.)
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
Damper? Transmission? Steering And Final Drive
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Bevel Gear And Shaft
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 8 |
| 01***10 | Nut,(Dust?Drip Proof? Trimming S.) | 8 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Brake
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 8 |
| 01***42 | Washer,Spring (For Pedal Steering), Washer-Spring | 8 |
| 01***26 | Washer,Plain | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Damper
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 8 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 8 |
| 01***60 | Bolt, Mount Tube To Switch Pump | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Final Drive Case
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 12 |
| 01***40 | Bolt,(With Center Guard) | 36 |
| 01***36 | Wahser-Spring, Washer,Spring (Without Towing Winch) | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Final Drive Gear
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 36 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 36 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Sprocket And Shaft
| 01***30 | Bolt,(Not Used With Emergency Str.) | 8 |
| 01***45 | Bolt,(For Travel Motor) (Not Show) | 32 |
| 01***13 | Nut - Cylinder Mounting | 24 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Steering Case And Main Frame
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 9 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 6 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Steering Case Cover
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 12 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 22 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Steering Case Cover (Noise Suppression For Ec)(#40238-)
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 7 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Steering Clutch
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 24 |
| 01***12 | Screw,(D31s) | 2 |
| 01***10 | Nut (K10) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission (1st Housing) (5/7)
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***55 | Screw | 10 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission (2nd Housing) (4/7)
| 04***18 | Ring,Snap (With Emergency Steering) | 1 |
| 10***40 | Plate Ass'Y | 1 |
| 11***00 | Transmission Ass'Y | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission (Case) (1/7)
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***25 | Bolt,Without Revolution Sensor | 3 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 14 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission (Forward And 3rd Housing) (3/7)
| 04***24 | Pin,Dowel (For No.3 Housing) | 2 |
| 04***15 | Ring,Back-Up | 1 |
| 04***18 | Ring,Snap (With Emergency Steering) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission (Pump) (7/7)
| 01***45 | Screw | 3 |
| 01***55 | Bolt,(10m) | 7 |
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission (Reverse Housing) (2/7)
| 01***50 | Bolt,(With Service Valve R.H.) | 1 |
| 04***20 | Ring, Retaining | 1 |
| 04***25 | Ring,Snap (Kit) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission (Transfer) (6/7)
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission Valve (Modulation)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***60 | Bolt,(For Japan And Sweden) | 3 |
| 01***70 | Bolt (Op) | 5 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Transmission Valve (Selector And Inching)
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***50 | Bolt (Kit) | 5 |
| 01***65 | Bolt,R.H | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Damper? Transmission? Steering And Final Drive : Universal Joint
| 01***40 | Bolt,(With Air Conditioner) | 8 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 8 |
| 07***20 | Plug,(D31s) | 1 |
Engine Related Parts And Electrical System
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Back-Up Alarm
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***20 | Screw | 4 |
| 01***05 | Nut,(For Air Conditioner Less), Nut | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Battery
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 8 |
| 08***00 | Terminal? (+),(10l) (Not Shown) | 2 |
| 08***01 | Terminal? (-),(20l) (Not Shown) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Battery (Large Capacity Type)
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 8 |
| 08***00 | Terminal? (+),(10l) (Not Shown) | 2 |
| 08***01 | Terminal? (-),(20l) (Not Shown) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Electrical System
| 01***16 | Bolt (With Air Heater & Conditioner) | 2 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 15 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Electrical System (For 25a Alternator)
| 01***16 | Bolt (With Air Heater & Conditioner) | 2 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 16 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Electrical System (Tbg Spec.)
| 01***16 | Bolt (With Air Heater & Conditioner) | 2 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Engine Mounting Parts
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***20 | Bolt | 4 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Fuel Tank Additional Strainer And Piping
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 7 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 1 |
| 01***40 | Bolt,R.H. Outside And L.H. Inside, Bolt | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping (Noise Suppression For Ec)(#40238-)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 9 |
| 01***40 | Bolt,R.H. Outside And L.H. Inside, Bolt | 4 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 7 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping (Tbg Spec.)(#40001-40237)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 7 |
| 01***40 | Bolt,R.H. Outside And L.H. Inside, Bolt | 4 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 7 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping (Tbg Spec.)(#40238-)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 9 |
| 01***40 | Bolt,R.H. Outside And L.H. Inside, Bolt | 4 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 7 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Instrument Panel (For Lever Steering)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Instrument Panel (For Lever Steering) (With Vandalism Protection)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Instrument Panel (For Pedal Steering)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Instrument Panel (For Pedal Steering) (With Vandalism Protection)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Instrument Panel (Noise Suppression For Ec)(#40238-)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Instrument Panel (Tbg Spec.)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Radiator And Piping
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 17 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***60 | Bolt, Mount Tube To Switch Pump | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Engine Related Parts And Electrical System : Radiator And Piping (For 25a Alternator)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 17 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***60 | Bolt, Mount Tube To Switch Pump | 2 |
Guard
Komatsu : D31q-18(S/N 40001-Up) : Guard : Canopy (Canvas)
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 8 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 4 |
| 01***50 | Bolt,(For Tbg/Abe Spec.) | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Canopy(#40001-40389)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 8 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 20 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Canopy(#40390-)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 8 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 12 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Cross Bar
| 01***50 | Bolt,(For Tree Pusher) | 28 |
| 01***55 | Bolt,(With Hook) | 8 |
| 01***60 | Flat Washer - M20 (Hardened) | 36 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Cross Bar (Tbg Spec.)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***50 | Bolt,(For Tree Pusher) | 26 |
| 01***55 | Bolt,(With Hook) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Erar Cover And Hydraulic Tank (Tbg Spec.)(#40238-)
| 01***30 | Bolt,(For Mechanical Governor) | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 16 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Head Guard
| 01***60 | Bolt,(For Ripper) | 8 |
| 01***65 | Bolt,(With Canvas Or Rops Canopy) | 4 |
| 01***70 | Bolt,Rear Carrier (With Gumpad) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Loader Frame And Floor Plate
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 16 |
| 01***70 | Bolt, Mount Bracket And Oil Inlet Tube, Bolt | 2 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Loader Frame And Floor Plate (Noise Suppression For Ec)(#40238-)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 12 |
| 01***70 | Bolt, Mount Bracket And Oil Inlet Tube, Bolt | 2 |
| 01***40 | Bolt,(With Center Guard) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Loader Frame And Floor Plate (Tbg Spec.)(#40001-40237)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 13 |
| 01***70 | Bolt, Mount Bracket And Oil Inlet Tube, Bolt | 2 |
| 01***40 | Bolt,(With Center Guard) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Loader Frame And Floor Plate (Tbg Spec.)(#40238-)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 12 |
| 01***70 | Bolt, Mount Bracket And Oil Inlet Tube, Bolt | 2 |
| 01***40 | Bolt,(With Center Guard) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Loader Frame And Floor Plate (With Decelerator Pedal)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 19 |
| 01***70 | Bolt, Mount Bracket And Oil Inlet Tube, Bolt | 2 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Operator'S Seat (Rigid Type) (For Lever Steering)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 8 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Operator'S Seat (Rigid Type) (For Pedal Steering)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 8 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Operator'S Seat (Rigid Type) (Noise Suppression For Ec)(#40238-)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 8 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Operator'S Seat (With Oil Damper)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Operator'S Seat (With Oil Damper) (Noise Suppression For Ec)(#40238-)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 12 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Operator'S Seat (With Oil Damper) (Tbg Spec.)(#40001-40237)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 9 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Operator'S Seat (With Oil Damper) (Tbg Spec.)(#40238-)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 9 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Radiator Guard And Hood
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
| 01***30 | Bolt-Hex, Bolt,(With Center Guard) | 4 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 9 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Radiator Guard And Hood (For Hinge Type Double Mask Reinforced Type)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Radiator Guard And Hood (Noise Suppression For Ec)(#40238-)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
| 01***30 | Bolt-Hex, Bolt,(With Center Guard) | 4 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 11 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Radiator Guard And Hood (Tbg Spec.)(#40001-40237)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
| 01***30 | Bolt-Hex, Bolt,(With Center Guard) | 4 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 11 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Radiator Guard And Hood (Tbg Spec.)(#40238-)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
| 01***30 | Bolt-Hex, Bolt,(With Center Guard) | 4 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 11 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Radiator Guard And Hood (With Turbocharger)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
| 01***30 | Bolt-Hex, Bolt,(With Center Guard) | 4 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 11 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rear Cover And Hydraulic Tank (For 3-P0int Hitch)
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 28 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rear Cover And Hydraulic Tank (Noise Suppression For Ec)(#40238-)
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 16 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rear Cover And Hydraulic Tank (Tbg Dpec.)(#40001-40237)
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 20 |
| 01***40 | Bolt,R.H. Outside And L.H. Inside, Bolt | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rear Cover And Hydraulic Tank(#40001-40227)
| 01***30 | Bolt,(For Mechanical Governor) | 2 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 24 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rear Cover And Hydraulic Tank(#40228-)
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 20 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rops Bracket
| 01***40 | Bolt,(With Center Guard) | 22 |
| 01***45 | Bolt,(For Travel Motor) (Not Show) | 16 |
| 01***50 | Bolt,(For Tbg/Abe Spec.) | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rops Cab (Body) (1/5) (Tbg Spec.)
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rops Cab (Door And Side Window) (3/5) (Tbg Spec.)
| 01***20 | Bolt,(Without Maintenance Monitor) | 4 |
| 01***45 | Bolt | 4 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 10 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rops Cab (Electrical System) (4/5) (Tbg Spec.)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 8 |
| 01***12 | Screw,(Additional Sun Visor) | 1 |
| 01***20 | Screw - Turn Signal And Parkinglight Mounting | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rops Cab (Front And Rear Window) (2/5) (Tbg Spec.)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 4 |
| 01***20 | Bolt,(With Auto Emergency Steering) | 6 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rops Cab (Mounting Parts) (5/5) (Tbg Spec.)
| 01***16 | Bolt, Mount Washer Tank To Bracket, Bolt | 9 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 5 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Rops Canopy
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Name,(Limited Supply) (Japanese) | 1 |
| 09***00 | Plate? Name,(Rops And Fops)(Ec Regulation) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Under Guard
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 14 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Under Guard (Noise Suppression For Ec)(#40238-)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 14 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Under Guard (Strengthened Type)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 16 |
| 01***50 | Bolt,(Shim Thickness?Less Than 8mm) | 6 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Under Guard (Tbg Spec.)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 14 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Under Guard (With Front Pull Hook)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 3 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 16 |
| 01***50 | Bolt,(Shim Thickness?Less Than 8mm) | 6 |
Komatsu : D31q-18(S/N 40001-Up) : Guard : Water Valve (For Car Heater)
| 07***59 | Clamp,See Fig. K4010-05a0 | 4 |
| 09***00 | Valve | 1 |
| 10***20 | Hose | 2 |
Mark Plate? Tool And Kit
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Accessory Parts
| 09***13 | Bag,Tool (D31s) | 1 |
| 09***13 | Bag,Tool (D31s) | 1 |
| 09***00 | Box,Spare Parts (Except Usa) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (English)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) (English) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (English) (Noise Suppression For Ec)(#40238-)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (French)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) (For France) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (French) (Noise Suppression For Ec)(#40238-)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (German)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) (German) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (German) (Noise Suppression For Ec)(#40238-)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (Indonesian)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (Italian)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Marks And Plates (Spanish)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) (Spanish) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Service Kit
| 04***10 | Lock,Holder | 1 |
| 07***08 | O-Ring,(F2320-53a3 -38 ) | 5 |
| 07***95 | O-Ring,Transmission Strainer | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Spare Parts
| 07***95 | O-Ring,Transmission Strainer | 1 |
| 07***28 | O-Ring,(For Hd325-6?Hm400-1) (A2110) | 2 |
| 07***16 | Gasket,(For Pc750-6) (See Fig.A2110) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Mark Plate? Tool And Kit : Tool
| 07***50 | Pump, (Bellows Type) | 1 |
| 07***03 | Cartridge - Grease | 1 |
| 07***45 | Nozzle, Grease Pump (Non-Flexible Type) | 1 |
Track
Komatsu : D31q-18(S/N 40001-Up) : Track : Carrier Roller
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 5 |
| 01***45 | Bolt | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Front Idler
| 01***30 | Bolt,(For France Noise Suppression) | 12 |
| 01***40 | Bolt,(With Service Valve R.H.) | 8 |
| 01***10 | Nut,(Fig.F2820-01a3-12) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Recoil Spring(#40001-40090)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***40 | Bolt,(With Center Guard) | 12 |
| 01***45 | Bolt,(For Travel Motor) (Not Show) | 16 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Recoil Spring(#40091-)
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
| 01***40 | Bolt,(With Center Guard) | 12 |
| 01***45 | Bolt,(For Travel Motor) (Not Show) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Frame (With Mono Block Type Track Roller Guard)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
| 01***40 | Bolt,(With Center Guard) | 52 |
| 01***13 | Nut,(For Adjustable Rod) | 6 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Frame (With Separate Type Track Roller Guard)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 8 |
| 01***30 | Bolt-Hex, Bolt,(With Center Guard) | 16 |
| 01***40 | Bolt,(With Center Guard) | 52 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Frame (With Separate Type Track Roller Guard) (Tbg Spec.)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***30 | Bolt-Hex, Bolt,(With Center Guard) | 16 |
| 01***40 | Bolt,(With Center Guard) | 52 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Roller
| 01***30 | Bolt,(For France Noise Suppression) | 12 |
| 01***45 | Bolt,(For Travel Motor) (Not Show) | 40 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Shoe (Lubricate Type) (Single Grouser)
| 07***22 | Plug,Large | 74 |
| 07***21 | Plug,(Small) | 74 |
| 11***34 | Track Link Ass'Y | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Shoe (Lubricate Type) (Swamp Type)
| 07***22 | Plug,Large | 74 |
| 07***21 | Plug,(Small) | 74 |
| 11***44 | Track Link Ass'Y | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Shoe (Master Pin Type) (Flat Type)
| 11***72 | Seal,Dust? Regular? W-Type | 140 |
| 11***82 | Seal,Dust? Regular? W-Type | 8 |
| 11***26 | Track Link Ass'Y | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Shoe (Master Pin Type) (Single Grouser)
| 11***72 | Seal,Dust? Regular? W-Type | 140 |
| 11***82 | Seal,Dust? Regular? W-Type | 8 |
| 11***26 | Track Link Ass'Y | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Track : Track Shoe (Master Pin Type) (Swamp Type)
| 11***72 | Seal,Dust? Regular? W-Type | 140 |
| 11***82 | Seal,Dust? Regular? W-Type | 8 |
| 11***26 | Track Link Ass'Y | 1 |
Work Equipment
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : 3-Point Hitch (1/2)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***50 | Bolt,(For Tree Pusher) | 10 |
| 01***80 | Bolt,(For 100kg) | 6 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : 3-Point Hitch (2/2)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***38 | Nut | 2 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 6 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : 3-Point Hitch Cylinder
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 1 |
| 01***09 | Nut,(With Body Positioner) | 2 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Bucket
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***20 | Bolt | 2 |
| 01***15 | Nut | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Bucket Indicator
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 8 |
| 01***09 | Nut,(With Body Positioner) | 2 |
| 01***23 | Washer, Wiring Harness Mounting Bracket | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Bucket Lock
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 4 |
| 01***13 | Nut,(For Adjustable Rod) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Bucket Positioner
| 01***30 | Bolt | 3 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Drawbar (For 3-Point Hitch)
| 01***55 | Bolt,(With Hook) | 4 |
| 01***12 | Washer,(With Body Positioner) | 1 |
| 01***60 | Flat Washer - M20 (Hardened) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Dumping Fork
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***30 | Bolt-Hex, Bolt,(With Center Guard) | 8 |
| 01***20 | Bolt | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Fair Lead
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 8 |
| 01***40 | Bolt,(With Center Guard) | 4 |
| 01***40 | Stud | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Hitch
| 01***60 | Bolt, Mount Pole | 2 |
| 01***60 | Flat Washer - M20 (Hardened) | 2 |
| 11***20 | Hitch Ass'Y | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Lift Arm
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 24 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 24 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Lift Arm (Tbg Spec.)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 24 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 24 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Logging Arm
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 6 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 2 |
| 01***40 | Bolt,(With Center Guard) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : P.T.O. Case
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
| 01***30 | Bolt,(For Mechanical Governor) | 2 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : P.T.O. Control Valve
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***75 | Bolt,(For Shipping) | 4 |
| 01***06 | Nut, Regular Hexagon (M8-1.25) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : P.T.O. Oil Piping
| 01***25 | Bolt,Without Revolution Sensor | 4 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : P.T.O. Pump
| 01***32 | Washer, (Without Emergency Steering) | 4 |
| 04***20 | Pin,Dowel (Welded) | 4 |
| 04***15 | Ring, Snap | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : P.T.O. Shaft And Gear
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***70 | Bolt | 10 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 14 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Straight Blade
| 01***35 | Bolt, Mounting - Flywheel Housing End | 4 |
| 01***20 | Bolt | 2 |
| 01***15 | Nut | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Swing Drawbar
| 01***55 | Bolt,(With Hook) | 14 |
| 01***60 | Flat Washer - M20 (Hardened) | 14 |
| 04***12 | Pin,Cotter (For Ripper) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Swing Drawbar (For 3-Point Hitch)
| 01***55 | Bolt,(With Hook) | 10 |
| 01***80 | Bolt,(For 100kg) | 4 |
| 01***60 | Flat Washer - M20 (Hardened) | 14 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Towing Winch (Bevel Gear? Drum And Wire Rope)
| 01***30 | Bolt,(Not Used With Emergency Str.) | 2 |
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 12 |
| 01***35 | Bolt,R.H. Outside And L.H. Inside | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Towing Winch (Bevel Pinion And Shift Fork)
| 01***30 | Bolt,(For Mechanical Governor) | 1 |
| 01***22 | Bolt | 8 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Towing Winch (Control Valve)
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***55 | Bolt,(10m) | 3 |
| 01***60 | Bolt,(For Japan And Sweden) | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Towing Winch (Mission Case)
| 01***25 | Bolt,Without Revolution Sensor | 3 |
| 01***35 | Bolt,(For Position Fixing) | 2 |
| 01***70 | Bolt (Op) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Towing Winch (Winch Case)
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 30 |
| 01***40 | Bolt,(With Service Valve R.H.) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Towing Winch (Winch Pump)
| 01***55 | Bolt,(10m) | 5 |
| 01***70 | Bolt (Op) | 2 |
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Towing Winch (Winding Clutch 1/2)
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Washer,Spring?For Additional Rear Lam | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment : Towing Winch (Winding Clutch 2/2)
| 01***20 | Bolt,(With Auto Emergency Steering) | 6 |
| 01***22 | Bolt | 2 |
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 3 |
Work Equipment Control System
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Dump Cylinder
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***26 | Nut,Nylon | 1 |
| 01***32 | Washer,(With Auto Emergency Steering) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Control Valve (1/2) (For 3-Point Hitch)
| 01***20 | Bolt (Itl) | 4 |
| 01***25 | Bolt, Seal Cover Mounting | 2 |
| 01***30 | Bolt | 6 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Control Valve (1/2) (For Bucket Positioner)
| 01***20 | Bolt (Itl) | 4 |
| 01***30 | Bolt | 4 |
| 07***30 | Ring, Seal - Between Sections | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Control Valve (2/2) (For 3-Point Hitch)
| 07***34 | O-Ring, O-Ring, Oil Level And Fill Plug | 3 |
| 07***34 | O-Ring, At Transmission Filter | 1 |
| 70***61 | O-Ring,(Pc100ss) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Control Valve (2/2) (For Bucket Positioner)
| 07***34 | O-Ring, O-Ring, Oil Level And Fill Plug | 3 |
| 07***34 | O-Ring, At Transmission Filter | 1 |
| 07***34 | O-Ring,(F2310-59a0 -4 ) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Piping (Dump Cylinder Line)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 2 |
| 01***11 | Nut,(With Under Mirror) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Piping (Dump Cylinder Line) (Tbg Spec.)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***40 | Bolt, Mount Master Brake Cylinder | 2 |
| 01***11 | Nut,(With Under Mirror) | 8 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Piping (Lift Cylinder Line)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Piping (Tank To Pump To Valve)
| 01***40 | Bolt,(With Air Conditioner) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Piping (Tank To Pump To Valve) (Noise Suppression For Ec)(#40238-)
| 01***40 | Bolt,(With Air Conditioner) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Piping (Tank To Pump To Valve) (Tbg Spec.)
| 01***40 | Bolt,(With Air Conditioner) | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 1 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Piping (Valve To Cylinder) (For 3-Point Hitch)
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 2 |
| 01***09 | Nut,(With Body Positioner) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Tank And Filter
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 7 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 5 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Tank And Filter (For 3-Point Hitch And Ripper)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 7 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 5 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 12 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Tank And Filter (Noise Suppression For Ec)(#40238-)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 5 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 11 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Hydraulic Tank And Filter (Tbg Spec.)
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 6 |
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 5 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 11 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Lift Cylinder
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***26 | Nut,Nylon | 1 |
| 01***32 | Washer,(With Auto Emergency Steering) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : P.T.O. Control Lever
| 01***20 | Bolt,(With Auto Emergency Steering) | 3 |
| 01***25 | Bolt,Without Revolution Sensor | 1 |
| 01***95 | Bolt,L.H | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Towing Winch Control Lever
| 01***20 | Bolt,(With Auto Emergency Steering) | 4 |
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***30 | Bolt,(For Mechanical Governor) | 4 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Towing Winch Control Linkage
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***30 | Bolt,(For Mechanical Governor) | 2 |
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Work Equipment Control Lever
| 01***25 | Bolt,Without Revolution Sensor | 9 |
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Work Equipment Control Lever (1/2) (For 3-Point Hitch)
| 01***25 | Bolt,Without Revolution Sensor | 3 |
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Work Equipment Control Lever (2/2) (For 3-Point Hitch)
| 01***25 | Bolt,Without Revolution Sensor | 6 |
| 01***05 | Nut,L.H. Thread (D31s) | 1 |
| 01***05 | Nut,L.H. (For Trimming Dozer) | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Work Equipment Control Lever (Noise Suppression For Ec)(#40238-)
| 01***25 | Bolt,Without Revolution Sensor | 9 |
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
| 01***20 | Screw, Filter Mounting | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Work Equipment Control Lever (Tbg Spec.)
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***25 | Bolt,Without Revolution Sensor | 7 |
| 01***30 | Bolt,(For Mechanical Governor) | 3 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Work Equipment Pump
| 01***32 | Washer, (Without Emergency Steering) | 4 |
| 04***24 | Pin,Dowel (For No.3 Housing) | 4 |
| 04***18 | Ring, Retaining | 1 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Work Equipment Valve (1/2)
| 01***20 | Bolt (Itl) | 4 |
| 01***25 | Bolt, Seal Cover Mounting | 2 |
| 01***30 | Bolt | 2 |
Komatsu : D31q-18(S/N 40001-Up) : Work Equipment Control System : Work Equipment Valve (2/2)
| 07***34 | O-Ring, O-Ring, Oil Level And Fill Plug | 3 |
| 07***34 | O-Ring, At Transmission Filter | 1 |
| 70***61 | O-Ring,(Pc100ss) | 1 |
D31Q-18(S/N 40001-UP) serial number reference
The PIN plate is located on the front frame casting, typically on the operator's left side near the radiator support. To read the prefix, identify the initial letter(s) at the start of the model designation (e.g., 'D' for dozer family). Match the serial range in the catalog name with the serial number on the machine plate to confirm the exact version.
| Prefix | Identifies | Notes |
|---|---|---|
| D | D31Q-18 | Identifies the crawler dozer family. The numeric '31' indicates the size class, and '-18' denotes the generation/series. Serial range 400 $ ext{001}$-UP. |
Frequently asked questions
What engine is used in the Komatsu D31Q-18?
The machine is equipped with a Komatsu 6D95L diesel engine, delivering approximately 52 kW (69.7 hp) of net power.
What is the operating weight of this model?
The operating weight for the D31Q-18 is approximately 7,010 kg (15,454 lb).
What replaced the Komatsu D31Q-18?
Specific successor models vary by region and emissions tier; however, it belongs to a lineage of D-series crawlers that evolved into later dash-number generations with updated engine and hydraulic configurations.
What D31Q-18(S/N 40001-UP) owners discuss
What is a common hydraulic or transmission issue reported on the D31Q-18 series?
Operators have reported frequent airlocks in the transmission pump. This condition is often caused by a faulty shaft seal on the transmission pump, which allows the system to draw air instead of oil.
Are there known oil migration issues between components in this machine type?
There are reports of steering clutches losing oil to the transmission after several hours of operation. In some configurations, oil levels may drop specifically between the steering clutches and the transmission.
What engine is used in the Komatsu D31Q-18 (S/N 40001-UP)?
The D31Q-18 (S/N 40001-UP) is equipped with a Komatsu SAA4D95LE-3 diesel engine.
What are the typical undercarriage and track specifications for this model?
The machine typically utilizes a track width of 600 mm (23.63 in). For related D31Q-20 configurations, the track gauge is 1650 mm (64.97 in) with 5 track rollers per side.
What should a buyer check regarding the serial number and machine history?
Verify that the riveted serial plate on the front frame casting matches the number stamped directly into the chassis frame. A mismatch is a primary signal of unauthorized repairs. Additionally, for machines built since 2008, compare dashboard hours against telematics reports to detect potential hour-meter rollback.
What electrical or sensor faults are common in Komatsu engine systems?
Common fault codes include E15, which indicates issues with engine sensors such as temperature, fuel pressure, or oil pressure. Code EOE indicates a network failure. Have your dealer verify all electronic control unit (ECU) error logs.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
Need a specific D31Q-18(S/N 40001-UP) part?
Search live OEM part data, check fitment, and cross-reference alternatives with Heavy Parts AI.