Komatsu D20PL-3(S/N 20007-UP)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu D20PL-3 (S/N 20007-UP) is a compact crawler dozer designed for low-impact earthmoving and utility applications. This machine belongs to the small dozer class, featuring a 4D92-1A engine providing 35 HP (26.1 kW). It is characterized by its specialized undercarriage setup and direct drive transmission with three forward and two reverse gears. The series is part of the broader D20 lineage, offering configurations suitable for tight jobsite access.
Across generations, the D20PL-3 maintains relevance in the used market due to the high availability of durable components and its suitability for light-duty grading and clearing. While newer generations introduce advanced telematics, this specific series remains a staple for contractors needing reliable, low-ground-pressure performance. Its robust powertrain and specialized chassis make it a cost-effective choice for secondary support roles in construction and landscaping.
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 D20PL-3(S/N 20007-UP) specifications
Engine
| Model | 4D92-1A |
| Power | 35 HP (26.1 kW) |
| Cylinders | 4 |
| Displacement | 158.7 cu in (2600.6 cc) |
| Power Measured RPM | 2450 RPM |
Weights
| Operating Weight | 7936.7 lbs (3600.0 kg) |
Dimensions
| Width Over Track | 73.2 in (185.9 cm) |
| Length Overall | 128.4 in (326.1 cm) |
| Length without Blade | 98.4 in (249.9 cm) |
| Length of Track on Ground | 66.0 in (167.6 cm) |
| Track Gauge | 52.8 in (134.1 cm) |
| Ground Clearance | 15.6 in (39.6 cm) |
| Cab Height | 84.0 in (213.4 cm) |
Performance
| Transmission Type | Direct Drive |
| Forward Gears | 3 |
| Reverse Gears | 2 |
| Ground Pressure | 2.6 psi (0.2 bar) |
Undercarriage
| Shoe Size | 20.1 in (5/1 cm) |
| Shoes Per Side | 37 |
| Track Pitch | 5.4 in (13.7 cm) |
| Track Rollers Per Side | 5 |
Service Capacities
| Cooling System Capacity | 13.0 to 13.6 L (varies by configuration) |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
D20PL-3(S/N 20007-UP) fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine Crankcase (w/ filter) | not documented for this exact serial range — verify with your dealer | 10w/30 or 15w/4/0 engine oil |
| Cooling System | 13.0–13.6 L (3.43–3.59 gal) | Antifreeze Blue Concentrate or Red OAT |
| Fuel Tank | not documented for this exact serial range — verify with your/your dealer | |
| Transmission/Powertrain (Powershift) | not documented for this exact serial range — verify with your dealer | 10w or 30w Transmission Fluid |
| Bevel Gear/Steering Compartments | not documented for this exact serial range — verify with your dealer | 80w/90 GL4 or GL5 Gear Oil |
| Final Drives (each) | not documented for this exact serial range — verify with your dealer | 80w/90 EP GL5 |
| Hydraulic System/Tank | not documented for this exact serial range — verify with your dealer | ISO HLP 32, 46, or 68 Hydraulic Oil |
| Grease | not documented for this exact serial range — verify with your dealer |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Komatsu D20PL-3(S/N 20007-UP) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
| Every 4,000 h |
|
Servicing the D20PL-3(S/N 20007-UP) beyond the schedule
Predictive Maintenance & Fluid Analysis
Monitor the 4D92-1A engine using regular oil sampling to detect early wear. Use Komatsu genuine lubricants, specifically diesel engine oil and hydraulic oil (HYDO), to maintain component integrity. Regularly check the main clutch case for oil contamination. Analyzing fuel sulfur levels is critical; high sulfur content can significantly reduce the required oil change intervals, potentially leading to premature engine degradation.
Corrective & Common Repairs
Address hydraulic steering system failures by inspecting for leaks or pressure drops. If the machine experiences high RPM surges or excessive smoke, inspect fuel injectors for poor spray patterns and check air filters for clogs. For transmission issues, verify the direct drive engagement and clutch plate condition. Ensure all repairs utilize verified parts to maintain the structural integrity of the D20PL-3 chassis.
Overhaul & Rebuild Points
Plan major overhauls around the 4D92-1A engine and transmission assembly. Key rebuild focus areas include replacing worn clutch plates in the main clutch housing and refreshing the hydraulic pump. During undercarriage rebuilds, evaluate track rollers, shoes, and track pitch. Rebuilding the cooling system components, such as the radiator, is essential to prevent long-term thermal stress on the 4-cylinder powerplant.
Seasonal & Environment Servicing
In high-dust environments, increase frequency of air filter inspections and cleaning. During cold weather operations, ensure the engine cooling system is properly prepared with appropriate coolant levels to prevent freezing. For wet or muddy conditions, prioritize cleaning the undercarriage and checking track tension to prevent debris buildup in the rollers and idlers, which can accelerate wear on the specialized D20PL-3 chassis.
D20PL-3(S/N 20007-UP) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 07000-02080 | O-Ring,Hydraulic Oil Filter | Hydraulic service | Check fitment → |
| 09655-00120 | Plate? Instruction,Hydraulic Oil Filter | Hydraulic service | Check fitment → |
| 07000-02075 | O-Ring,Steering Oil Filter | Lubrication service | Check fitment → |
| 101-60-15171 | Element,Steering Oil Filter | Lubrication service | Check fitment → |
| 102-60-00222 | Oil Filter Ass'Y | Lubrication service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
D20PL-3(S/N 20007-UP) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| High RPM / Misfire | Engine instability under load | Faulty fuel injectors or clogged air filters. | Inspect fuel injectors for leaks or poor spray patterns; check air filter cleanliness. |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
D20PL-3(S/N 20007-UP) attachments & work tools
Blades
Standard blade width is 2.17 m (7.2 ft) with a height of 0.584 m (23 in). Capacity is approximately 0.9 m³ to 1 m³ (1.2 yd³) with a cutting depth of 320 mm (12.6 in); dimensions vary by configuration/series.
Rippers
Ripper attachments are available for this model, but specific shank count or weight specifications are not documented for this exact serial range — verify with your dealer.
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
Steel cab configurations are noted in parts documentation. Specific forestry or waste-specific guarding options are not documented for this exact serial range — verify with your dealer.
Hydraulic arrangement notes
System includes blade lift, blade angle, and blade tilt cylinders. Specific flow rates or front/rear tool arrangements are not documented for this exact serial range — verify with your dealer.
All D20PL-3(S/N 20007-UP) assemblies by section
Every catalogued assembly group for the Komatsu D20PL-3(S/N 20007-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Engine Related Parts And Electrical System
Komatsu : D20pl-3(S/N 20007-Up) : Engine Related Parts And Electrical System : Battery
| 01***20 | Bolt,(Large Capacity Type) (Std) | 1 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 8 |
| 01***06 | Nut, Regular Hexagon (M8-1.25) | 8 |
Komatsu : D20pl-3(S/N 20007-Up) : Engine Related Parts And Electrical System : Compression Release Lever
| 01***16 | Bolt,(For Slag Handling) | 3 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Engine Related Parts And Electrical System : Engine Attaching Parts
| 01***35 | Bolt,(For Pedal Steering) | 8 |
| 01***42 | Washer,Spring (For Pedal Steering) | 8 |
| 10***40 | Engine Ass'Y | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Engine Related Parts And Electrical System : Fuel Control Lever
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***25 | Bolt,(Without Auto Priming System) | 2 |
Komatsu : D20pl-3(S/N 20007-Up) : Engine Related Parts And Electrical System : Fuel Tank And Piping
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 1 |
| 01***25 | Bolt,(For Slag Handling) | 6 |
| 01***08 | Nut, Regular Hexagon (M10-1.50) | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Engine Related Parts And Electrical System : Head Lamp And Wiring
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 8 |
| 01***30 | Screw | 2 |
| 01***10 | Washer,(Except Japan) | 2 |
Komatsu : D20pl-3(S/N 20007-Up) : Engine Related Parts And Electrical System : Instrument Panel Regulator And Fuse Box
| 01***14 | Bolt | 4 |
| 01***16 | Bolt (Welded) | 3 |
| 01***16 | Bolt,(For Slag Handling) | 7 |
Komatsu : D20pl-3(S/N 20007-Up) : Engine Related Parts And Electrical System : Radiator
| 01***10 | Bolt, Mount Flasher | 4 |
| 01***14 | Bolt | 4 |
| 01***16 | Bolt (Welded) | 13 |
Final Drive And Steering System
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Bevel Gear And Shaft
| 01***30 | Bolt,Radio Controlled Slag Handling | 16 |
| 01***10 | Nut,(Dust?Drip Proof? Trimming S.) | 8 |
| 01***36 | Washer,Radio Controlled Slag Handling | 16 |
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Brake
| 01***12 | Bolt (M8-1.25x12) | 4 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 8 |
| 01***06 | Nut? L.H. Thread,R.H. Thread | 2 |
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Brake Pedal
| 01***20 | Screw,Set | 3 |
| 01***08 | Nut, Regular Hexagon (M10-1.50) | 2 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Final Drive And Sprocket(#20339-30330)
| 01***22 | Bolt,(Cold Terrain Spec.) | 12 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Final Drive And Sprocket(#30331-)
| 01***22 | Bolt,(Cold Terrain Spec.) | 12 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Steering Booster Spring Housing
| 01***12 | Bolt (M8-1.25x12) | 4 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 17 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 8 |
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Steering Case And Main Frame
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 4 |
| 01***20 | Bolt,(Used When Towing Winch) | 6 |
| 01***30 | Stud - M12 X 1.75 | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Steering Clutch
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 1 |
| 01***40 | Bolt | 1 |
| 01***10 | Nut,(For Slag Handling) | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Final Drive And Steering System : Steering Control Lever
| 01***35 | Bolt, Mounting - Flywheel Housing End | 7 |
| 01***20 | Screw,Set | 2 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 7 |
Main Clutch? Damper And Transmission
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Clutch Pedal
| 01***06 | Nut? L.H. Thread,R.H. Thread | 2 |
| 01***08 | Nut,R.H. Thread | 3 |
| 04***15 | Pin,Cotter (Op) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Gearshift Lever And Fork
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***12 | Screw | 4 |
| 01***20 | Screw,Set | 3 |
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Inertia Brake And Universal Joint (1/2)
| 01***12 | Bolt,(Without R.P.C.U.) | 4 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 8 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Inertia Brake And Universal Joint (2/2)
| 01***12 | Bolt,(Without R.P.C.U.) | 4 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 8 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Main Clutch Housing And Booster Spring
| 01***12 | Bolt,(Without R.P.C.U.) | 2 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 5 |
| 01***25 | Bolt,(Without Auto Priming System) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Main Clutch Plate
| 01***10 | Bolt, Mount Flasher | 6 |
| 01***16 | Bolt (Welded) | 6 |
| 01***18 | Bolt | 6 |
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Oil Cooling Piping
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***55 | Bolt,(For Suction? Reversible Fan) | 2 |
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Shaft And Gear
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 5 |
| 01***10 | Nut | 1 |
| 01***10 | Nut | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Main Clutch? Damper And Transmission : Transmission Case
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 10 |
| 01***30 | Bolt,(For France Noise Suppression) | 6 |
| 01***40 | Bolt,(Dust And Dirt Protection) | 3 |
Optional Parts
Komatsu : D20pl-3(S/N 20007-Up) : Optional Parts : Canopy
| 01***25 | Bolt - Rear Guard Mounting | 8 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 4 |
| 01***10 | Nut,(Without Air Conditioner) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Optional Parts : Head Guard
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 8 |
| 01***35 | Bolt, Bolt, Mount Tubes To Switch And Work Pumps | 2 |
| 01***75 | Bolt,(For D65e) | 24 |
Komatsu : D20pl-3(S/N 20007-Up) : Optional Parts : Mask? Reinforced Type
| 01***20 | Bolt,(Large Capacity Type) (Std) | 4 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 4 |
| 04***20 | Pin,Cotter (For Russian) | 4 |
Tool And Kit
Komatsu : D20pl-3(S/N 20007-Up) : Tool And Kit : Service Kit
| 01***18 | Nut? Shoe (Kit) | 50 |
| 04***10 | Wire,Lock? Lever Set Bolt | 3 |
| 04***20 | Wire (Kit) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Tool And Kit : Tool
| 07***00 | Nozzle, Grease Pump (Flexible Type) | 1 |
| 07***00 | Grease Pump Ass'Y | 1 |
| 09***06 | Wrench Set,8x10? 12x14? 13x17? | 1 |
Track And Guard
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Carrier Roller
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 3 |
| 01***50 | Bolt - Torque Converter Totransmission Mounting | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Engine Hood? Guard And Fender
| 01***16 | Bolt,(For Slag Handling) | 14 |
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 2 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 25 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Front Idler
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***30 | Bolt,(For France Noise Suppression) | 8 |
| 01***11 | Nut,(For Center Guard) | 2 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Hitch(#20339-30330)
| 01***35 | Bolt,(For Pedal Steering) | 4 |
| 01***42 | Washer,Spring (For Pedal Steering) | 4 |
| 04***12 | Pin,Cotter? Inertia Brake | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Hitch(#30331-)
| 01***35 | Bolt,(For Pedal Steering) | 4 |
| 01***42 | Washer,Spring (For Pedal Steering) | 4 |
| 04***40 | Pin,Cotter | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Mark And Caution Plate
| 04***60 | Screw, Serial Number Plate | 4 |
| 09***35 | Plate? Name,Machine (Limited Supply) | 1 |
| 09***00 | Plate? Instruction,Water Level | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Operator'S Seat(#20339-30330)
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***25 | Bolt,(Without Auto Priming System) | 6 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Operator'S Seat(#30331-)
| 01***25 | Bolt,(Without Auto Priming System) | 6 |
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 7 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 6 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Recoil Spring(#20339-30877)
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 4 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 8 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Recoil Spring(#30878-)
| 01***16 | Bolt,(For Slag Handling) | 4 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 8 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 8 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Rigid Bar
| 01***40 | Bolt,(Not Used With Cab) | 8 |
| 01***40 | Bolt,(For Center Guard) | 8 |
| 01***42 | Washer,Spring (For Pedal Steering) | 8 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Track Frame
| 01***45 | Bolt, Fuel Tank Mounting - Front Right | 24 |
| 01***60 | Washer,Spring | 24 |
| 07***18 | Plug,(With Extinguisher) (D31p) | 34 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Track Roller
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***45 | Bolt, Mount Center Hinge Retainer (Lower) | 40 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 12 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Track Roller Guard
| 01***25 | Bolt,(For Slag Handling) | 36 |
| 01***10 | Nut,(Dust?Drip Proof? Trimming S.) | 8 |
| 01***36 | Washer,Radio Controlled Slag Handling | 8 |
Komatsu : D20pl-3(S/N 20007-Up) : Track And Guard : Track Shoe
| 01***18 | Nut? Shoe (Kit) | 296 |
| 10***12 | Track Link Ass'Y | 1 |
| 10***13 | Track Link Ass'Y | 1 |
Work Equipment And Its Control System
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Blade
| 01***40 | Bolt,(Dust And Dirt Protection) | 8 |
| 01***45 | Bolt,(Cold Terrain Spec.) | 16 |
| 01***45 | Bolt, Mount Center Hinge Retainer (Lower) | 12 |
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Control Valve
| 01***15 | Bolt | 2 |
| 01***75 | Bolt,(See Fig.0142) | 1 |
| 01***30 | Bolt,(For France Noise Suppression) | 3 |
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Hydraulic Cylinder
| 01***35 | Bolt,(Without Auto Priming System) | 4 |
| 01***45 | Bolt,(S6d155-4b) | 4 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Hydraulic Filter
| 01***30 | Bolt,Radio Controlled Slag Handling | 3 |
| 01***45 | Bolt,(For Slag Handling) | 4 |
| 01***36 | Washer,Radio Controlled Slag Handling | 3 |
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Hydraulic Piping (Control Valve To Cylinder)
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***45 | Bolt,(Cold Terrain Spec.) | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Hydraulic Piping (Tank To Pump To Filter To Control Valve)
| 01***35 | Bolt,(Without Auto Priming System) | 4 |
| 01***45 | Bolt,(S6d155-4b) | 8 |
| 01***35 | Bolt, Mounting - Flywheel Housing End | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Hydraulic Pump
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 8 |
| 04***18 | Ring, Snap | 1 |
| 07***60 | Seal,Bracket | 1 |
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Hydraulic Pump Mounting
| 01***22 | Bolt,(Cold Terrain Spec.) | 4 |
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
| 01***35 | Bolt, Mounting - Flywheel Housing End | 4 |
Komatsu : D20pl-3(S/N 20007-Up) : Work Equipment And Its Control System : Hydraulic Tank And Control Lever
| 01***18 | Bolt | 2 |
| 01***25 | Bolt,(Without Auto Priming System) | 1 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 4 |
D20PL-3(S/N 20007-UP) serial number reference
The PIN/serial plate is typically located on the front frame casting, often near the operator's left side. To read the machine identity, match the serial range listed in your parts catalog to the number printed on this physical machine plate. Confirm the model suffix (e.g., D20PL-3 vs D20P-3) as multiple variants share the same serial start number.
| Prefix | Identifies | Notes |
|---|---|---|
| 20007-UP | D20PL-3 | Serial number threshold for this specific configuration. The D20PL-3 is a distinct variant from the D20P-3 and D20A-3, which also use the 20007-UP range. Verify the model suffix on the machine plate to ensure the correct parts catalog is selected. |
Frequently asked questions
What engine is used in the Komatsu D20PL-3?
The machine is powered by a Komatsu 4D92-1A diesel engine, featuring 4 cylinders and a displacement of 158.7 cu in (2600.6 cc).
What is the operating weight of this model?
The operating weight for the D20PL-3 series is approximately 7,936.7 lbs (3,600 kg), making it suitable for low-ground-pressure applications.
What machine replaced the D20PL-3?
Specific successor model information for the D20PL-3 is not documented in the provided technical literature; however, it belongs to the evolving Komatsu D20 crawler lineage.
What D20PL-3(S/N 20007-UP) owners discuss
What are the common engine performance issues reported for the D20P-3 (S/N 20007-UP) series?
What specific powertrain components are prone to failure or maintenance issues in this machine class?
What are the typical undercarriage and hydraulic maintenance concerns for this model?
Which engine is used in the Komatsu D20P-3 (S/N 20007-UP)?
What fluid specifications should be used for maintenance?
What is the most critical check to perform when buying a used Komatsu D20PL-3?
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
Need a specific D20PL-3(S/N 20007-UP) part?
Search live OEM part data, check fitment, and cross-reference alternatives with Heavy Parts AI.