Komatsubulldozermedium (d40 - d75)
Komatsu D41A-3(S/N 6001-UP (Straight Tilt Dozer))
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu D41A-3 (S/N 6001-UP) is a compact crawler dozer in the utility class, featuring a hydrostatic (HS) transmission and a 6D105-1 engine producing 93 hp (69.4 kW). This straight tilt dozer configuration operates with an approximate weight of 21,605.4 lb (9,800 kg) and is designed for efficient earthmoving in restricted spaces.
Across the D41 series, changes in dash-number generations typically reflect updates to engine emissions tiers, hydraulic efficiency, and cab ergonomics. For the D41A-3, the machine remains a staple in the used market due to its robust 6-cylinder powertrain and high parts availability. Maintenance of the hydrostatic drive and undercarriage is critical for preserving operational reliability.
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 D41A-3(S/N 6001-UP (Straight Tilt Dozer)) specifications
Engine
| Engine Model | 6D105-1 |
| Engine Make | Komatsu |
| Number of Cylinders | 6 |
| Gross Power | 93 hp (69.4 kW) |
| Power Measured @ RPM | 2350 rpm |
| Displacement | 396.1 cu in (6.5 L) |
Weights
| Operating Weight | 21,605.4 lb (9800 kg) |
Dimensions
| Length w/ Blade | 13.95 ft in (4250 mm) |
| Length w/o Blade | 11.19 ft in (3410 mm) |
| Width Over Tracks | 6.37 ft in (1940 mm) to 77 in |
| Height To Top of Cab | 9.17 ft in (2795 mm) to 110.4 in (280.4 cm) |
| Ground Clearance | 1.19 ft in (360 mm) to 15 in |
| Length of Track on Ground | 6.76 ft in (2060 mm) to 81.6 in (207.3 cm) |
| Track Gauge | 5.06 ft in (1540 mm) to 61.2 in (155.4 cm) |
| Standard Shoe Size | 15.75 in (400 mm) to 16 in (40 cm) |
Undercarriage
| Ground Pressure | 7.25 psi (49.99 kPa) to 7.3 psi (0.5 bar) |
| Number of Shoes Per Side | 37 |
| Number of Track Rollers Per Side | 5 |
| Number of Carrier Rollers Per Side | 1 |
| Track Pitch | 6.89 in (175 mm) to 7 in (18 cm) |
Performance
| Max Speed - Forward | 4.8 mph (7.6 km/h) to 5 mph (8 kph) |
| Max Speed - Reverse | 6.8 mph (10.8 km/h) to 7 mph (11 kph) |
| Transmission Type | Hydrostatic (HS) |
| Number of Forward Gears | 3 |
| Number of Reverse Gears | 3 |
Blades
| Standard Blade Width | 10.5 ft in (3180 mm) to 126 in |
| Standard Blade Height | 29.6 in (750 mm) to 30 in (75 cm) |
| Cutting Depth | 16.4 in (415 mm) |
Service Capacities
| Fuel Capacity | 64.8 gal (245 L) to 65 gal (245 l) |
| Cooling System Fluid Capacity | 8.8 gal (33 L) to 9 gal |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
D41A-3(S/N 6001-UP (Straight Tilt Dozer)) fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine Crankcase | 10w/30, 15w/4/ Engine Oil (verify with OMM for specific filter condition) | |
| Cooling System | 8.8 gal (33.3 l) to 9 gal (33 l) | Antifreeze Blue Concentrate or Red OAT 5 Year Antifreeze |
| Fuel Tank | 64.8 gal (245.3 l) to 65 gal (245 l) | |
| Transmission/Powertrain | 10w or 30w Transmission Fluid | |
| Final Drives | 80w/90 GL4 or GL5 Gear Oils | |
| Hydraulic System/Tank | HVI 46, ISO HLP 32, ISO HLP 46, or ISO HLP 68 | |
| Grease |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Komatsu D41A-3(S/N 6001-UP (Straight Tilt Dozer)) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 50 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the D41A-3(S/N 6001-UP (Straight Tilt Dozer)) beyond the schedule
Predictive Maintenance & Fluid Analysis
Utilize oil wear analysis during 500-hour intervals to monitor engine oil for wear metals like iron or copper. Regularly sample hydraulic fluid to check particle counts and viscosity changes. Monitoring coolant pH and SCA concentrations prevents internal corrosion.
Corrective & Common Repairs
Address uneven steering response or brake pedal travel inconsistencies by inspecting the hydraulic steering system and brake valves. Monitor the transmission control valve and inching valve for operational faults. If engine rattling or excessive smoke from the valve cover breather occurs, inspect the cylinder head and fuel injection pump.
Overhaul & Rebuild Points
Plan for major component evaluation during 2000-hour service intervals. Key rebuild focus areas include the hydrostatic transmission, final drive assemblies, and engine components like the turbocharger. During structural overhauls, perform comprehensive inspections of the track frame, recoil springs, and boom/stick welds.
Seasonal & Environment Servicing
In high-debris environments, clean radiator and oil cooler fins frequently to prevent overheating. During seasonal transitions, inspect all hydraulic hoses for cracks or leaks caused by temperature fluctuations. Ensure the undercarriage is cleared of packed mud or frozen debris to maintain proper track tension.
D41A-3(S/N 6001-UP (Straight Tilt Dozer)) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 600-311-9100 | Fuel Filter Ass'Y | Fuel system service | Check fitment → |
| 07281-00197 | Clamp,(With Pre-Fuel Filter) | Fuel system service | Check fitment → |
| (6136-71-6100) | Fuel Filter Ass'Y,(See Fig.408) | Fuel system service | Check fitment → |
| 09019-08035 | Wrench,Filter (For Add. Fuel Filter) | Fuel system service | Check fitment → |
| 09637-30262 | Plate? Instruction,Air Cleaner (Double Element) | Air intake service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
D41A-3(S/N 6001-UP (Straight Tilt Dozer)) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| E10 | Engine controller power malfunction | Faulty ECM power connections, blown fuses, or improper ground wiring | Inspect ECM power connections, fuses, and ground wires |
| E11 | Engine protection—output power reduced | High coolant temperature, low oil pressure, or restricted air filter | Check coolant temperature, oil pressure, and air filter condition |
| CA115 | Engine crankshaft speed sensor failure | Broken sensor, wiring harness damage, or connector corrosion | Replace the speed sensor and verify voltage at the pin connector |
| CA451 / CA452 | Common rail pressure error | Malfunctioning fuel rail pressure sensor or issues in pump lines | Diagnual the fuel rail pressure sensor and inspect pump lines |
| CA553 / CA559 | Fuel pressure high/low | Malfunction in the fuel pump regulator (IMV/PCV) | Evaluate the fuel pump regulator (IMV/PCV) |
| DW43KA / DW43KB | Travel speed solenoid open/short circuit | Electrical short or open circuit in the travel speed control solenoid | Replace the solenoid valve |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
D41A-3(S/N 6001-UP (Straight Tilt Dozer)) attachments & work tools
Blades
Standard blade features a width of 10.5 ft (3180 mm), height of 29.6 in (750 mm), and cutting depth of 16.4 in (415 mm). Configuration-specific S/SU/A or VPAT availability is not documented for this exact serial range.
Rippers
Specific multi-shank or single-shank options and weights are not documented for this exact serial range.
Winches
Winch class and towing winch options are not documented for this exact serial range.
Drawbars/counterweights
Specific drawbar or counterweight configurations are not documented for this exact serial range.
Cab/ROPS guarding options
Forestry or waste-specific guarding options are not documented for this exact serial range.
Hydraulic arrangement notes
Specific hydraulic arrangements for front or rear tools are not documented for this exact serial range. The machine utilizes a Hydrostatic (HS) transmission.
All D41A-3(S/N 6001-UP (Straight Tilt Dozer)) assemblies by section
Every catalogued assembly group for the Komatsu D41A-3(S/N 6001-UP (Straight Tilt Dozer)). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
6d105-1l S/N 15149-Up
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Additional Fuel Filter
| 07***12 | Gasket,Mechanical Pump Piping | 2 |
| 60***00 | Fuel Filter Ass'Y | 1 |
| 60***20 | Cartridge,Pref | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Air Cleaner And Mounting
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 13 |
| 01***30 | Bolt,(For France Noise Suppression) | 7 |
| 01***06 | Nut, Regular Hexagon (M8-1.25) | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Air Cleaner And Mounting (High Altitude Spec.)(#55043-)
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 5 |
| 01***30 | Bolt,(For France Noise Suppression) | 7 |
| 01***06 | Nut, Regular Hexagon (M8-1.25) | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Air Intake Manifold And Connection
| 01***20 | Bolt | 2 |
| 01***50 | Bolt,(For Trimming Dozer) | 2 |
| 01***65 | Bolt,(For Alternator Bracket Mount) | 10 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Air Intake Manifold And Connection (High Altitude Spec.)(#55043-)
| 01***20 | Bolt | 2 |
| 01***50 | Bolt,(For Trimming Dozer) | 2 |
| 01***65 | Bolt,(For Alternator Bracket Mount) | 10 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator (13a)(#63408-)
| 60***60 | Alternator A. (13a),(With Non Hardening Pulley) | 1 |
| KD***31 | Bushing,Insulator | 2 |
| KD***80 | Packing | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator (25a) (For Pakistan)(#93450-)
| 60***30 | Alternator A. (25a),(With Hardening Pulley) | 1 |
| KD***57 | Bearing,Ball? Front | 1 |
| KD***80 | Collar | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator (25a)(#15149-68686)
| 60***51 | Alternator A. (25a) | 1 |
| KD***52 | Bolt,Through | 3 |
| KD***70 | Rear Bracket Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator (25a)(#68687-)
| 60***30 | Alternator A. (25a),(With Non Hardening Pulley) | 1 |
| KD***57 | Bearing,Ball? Front | 1 |
| KD***11 | Rear Bracket Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator (35a) (Hardening Pulley Type)
| 60***40 | Alternator A. (35a) | 1 |
| KD***31 | Bushing,Insulator | 2 |
| KD***57 | Bearing,Ball? Front | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator (35a) (Non Hardening Pulley Type)
| 60***60 | Alternator A. (35a),(With Non Hardening Pulley) | 1 |
| KD***31 | Bushing,Insulator | 2 |
| KD***57 | Bearing,Ball? Front | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator (50a)(#50001-)
| 60***40 | Alternator A. (50a),(With Non Hardening Pulley) | 1 |
| SD***X0 | Coil Assembly | 1 |
| SD***X0 | Washer | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator And Mounting (13a)(#63408-)
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 1 |
| 01***30 | Bolt,(For Trimming Dozer) | 1 |
| 01***11 | Nut,(For Center Guard) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator And Mounting (25a)
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 1 |
| 01***30 | Bolt | 1 |
| 01***30 | Bolt,(For Trimming Dozer) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator And Mounting (25a) (For Pakistan)(#93450-)
| 01***45 | Bolt,(For Suction? Reversible Fan) | 1 |
| 01***55 | Bolt | 1 |
| 01***35 | Bolt,(Cold Weather Spec.) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator And Mounting (35a) (Hardening Pulley Type)
| 01***65 | Bolt,(For Alternator Bracket Mount) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 1 |
| 01***70 | Bolt,(With Wear Guard) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator And Mounting (35a) (Non Hardening Pulley Type)
| 01***65 | Bolt,(For Alternator Bracket Mount) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 1 |
| 01***70 | Bolt,(With Wear Guard) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Alternator And Mounting (50a)(#50001-)
| 01***65 | Bolt,(For Alternator Bracket Mount) | 2 |
| 01***30 | Bolt,(For France Noise Suppression) | 1 |
| 01***70 | Bolt,(With Wear Guard) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Camshaft And Tappet
| 01***25 | Bolt,(Without Auto Priming System) | 2 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 2 |
| 01***16 | Washer,(For Shipping) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Corrosion Resistor
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
| 01***35 | Bolt, Mounting - Flywheel Housing End | 5 |
| 01***29 | Washer,Spring (Cold Weather Spec.) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Crankshaft
| 01***25 | Bolt - Rear Guard Mounting | 6 |
| 01***36 | Washer,Radio Controlled Slag Handling | 6 |
| 61***11 | Bolt,Nylock (K2) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Cylinder Block(#15149-49999)
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
| 01***75 | Bolt,(For 75a Alternator) | 1 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Cylinder Block(#50001-)
| 01***30 | Bolt,(For France Noise Suppression) | 4 |
| 01***75 | Bolt,(For 75a Alternator) | 1 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Cylinder Head
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 2 |
| 07***08 | Plug,(Without Oil Pressure Switch) | 7 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Cylinder Head Cover(#15149-79362)
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
| 01***08 | Nut (Welded) | 2 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Cylinder Head Cover(#79363-)
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
| 01***08 | Nut (Welded) | 2 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Engine Support
| 01***40 | Bolt,(Dust And Dirt Protection) | 8 |
| 01***40 | Bolt,(Dust And Dirt Protection) | 8 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Exhaust Manifold
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Exhaust Manifold And Turbocharger (High Altitude Spec.)(#55043-)
| 01***60 | Bolt (M10-1.50x60) | 1 |
| 01***00 | Bolt (M10-1.50x100) | 11 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Flywheel And Flywheel Housing
| 01***40 | Bolt,(Dust And Dirt Protection) | 9 |
| 01***60 | Bolt, Trunnion Cap | 2 |
| 01***35 | Screw | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Front Cover
| 01***22 | Bolt,(Cold Terrain Spec.) | 4 |
| 01***25 | Bolt,(Without Auto Priming System) | 4 |
| 01***60 | Bolt,(Without Alternator Bracket) | 10 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Filter
| 07***12 | Gasket,Mechanical Pump Piping | 1 |
| 07***12 | Gasket,(Without Air Compressor Type) (K1) | 1 |
| 60***10 | Plug,(For Shipping) (Not Shown) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Coupling)(#15149-49999)
| DK***00 | Bolt | 6 |
| DK***00 | Bolt | 1 |
| DK***30 | Coupling Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Coupling)(#50001-)
| DK***00 | Bolt | 1 |
| DK***00 | Washer,Lock | 2 |
| DK***00 | Coupling,Cross | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Feed Pump)(#15149-49999)
| DK***00 | Spring,Piston | 1 |
| DK***20 | Piston | 1 |
| DK***40 | Feed Pump Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Feed Pump)(#50001-)
| DK***20 | Bolt, Joint | 1 |
| DK***20 | Pump,Priming | 1 |
| DK***20 | Housing | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Governor) (1/2)(#15149-49999)
| DK***00 | Adapter | 1 |
| DK***20 | Capsule,Spring | 1 |
| DK***80 | Nut | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Governor) (1/2)(#50001-)
| DK***80 | Governor Ass'Y,(High Altitude Spec.) | 1 |
| DK***00 | Shim? 2.00mm,(High Altitude Spec.) | 0 |
| DK***00 | Adapter | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Governor) (2/2)(#15149-49999)
| DK***70 | Bolt | 2 |
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Governor) (2/2)(#50001-)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***40 | Bolt | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Pump) (1/2)(#15149-49999)
| 61***11 | Injection Pump Ass'Y | 1 |
| DK***30 | Bearing | 2 |
| DK***20 | Shim, 1.40mm; Was Dk029311-7220, Shim? 1.4mm | 0 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Pump) (1/2)(#50001-)
| 61***10 | Injection Pump Ass'Y | 1 |
| 61***50 | Injection Pump Ass'Y,(High Altitude Spec.) | 1 |
| 61***60 | Injection Pump Ass'Y,(Europe Spec.) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Pump) (2/2)(#15149-49999)
| DK***00 | Sleeve,Control | 6 |
| DK***00 | Screw | 6 |
| DK***00 | Spring | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump (Pump) (2/2)(#50001-)
| DK***00 | Sleeve,Control | 6 |
| DK***00 | Holder,Delivery Valve | 6 |
| DK***00 | Screw | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Injection Pump And Piping
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***70 | Bolt | 4 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Nozzle And Spill Pipe(#15149-49999)
| 01***55 | Bolt,(For Trimming Dozer) | 12 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 12 |
| 07***12 | Gasket,Mechanical Pump Piping | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Fuel Nozzle And Spill Pipe(#50001-)
| 01***55 | Bolt,(For Trimming Dozer) | 12 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 12 |
| 07***12 | Gasket,Mechanical Pump Piping | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Gasket Kit
| 07***70 | O-Ring,(For Intake Air Cover) | 1 |
| 07***00 | O-Ring,(F4350-65a1 -5 ) | 1 |
| 07***45 | O-Ring,(F4320-61a0 -16 ), O-Ring; Was 07000-02145 | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Lubricating Oil Cooler(#15149-49999)
| 01***25 | Bolt,(Without Auto Priming System) | 5 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 3 |
| 01***35 | Bolt,(Without Auto Priming System) | 16 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Lubricating Oil Cooler(#50001-)
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Lubricating Oil Filter And Mounting
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***35 | Bolt,(Without Auto Priming System) | 1 |
| 01***90 | Bolt | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Lubricating Oil Pump And Suction Pipe(#15149-49999)
| 01***25 | Bolt,(Without Auto Priming System) | 3 |
| 01***50 | Bolt,(For Trimming Dozer) | 4 |
| 01***30 | Bolt,(For France Noise Suppression) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Lubricating Oil Pump And Suction Pipe(#50001-)
| 01***25 | Bolt,(Without Auto Priming System) | 3 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
| 01***40 | Bolt,(For Position Fixing) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Muffler
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***11 | Nut (M14-1.50 Thd), Nut; Was 01582-01411 | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Muffler (High Altitude Spec.)(#55043-)
| 01***40 | Bolt, Mount Retainer | 4 |
| 01***50 | Bolt | 4 |
| 01***08 | Nut (Welded) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Oil Pan
| 01***22 | Bolt,(Cold Terrain Spec.) | 29 |
| 01***25 | Bolt,(Without Auto Priming System) | 10 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Piston And Connecting Rod
| 04***18 | Ring, Retaining | 2 |
| 61***12 | Piston Ass'Y | 6 |
| 61***30 | Piston Ring Ass'Y | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Regualtor And Heater Signal
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Rocker Arm
| 01***80 | Bolt,(Shim 5 Pieces Over) | 2 |
| 01***06 | Nut, Regular Hexagon (M8-1.25) | 12 |
| 01***36 | Washer,Radio Controlled Slag Handling | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Starting Motor (5.5kw) (Dust And Water Proof Type)
| 60***51 | Starting Motor Ass'Y,(5.5kw) | 1 |
| KD***10 | Clutch Ass'Y,Over Running | 1 |
| KD***60 | Metal,Center | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Starting Motor (5.5kw)(#15149-81558)
| 60***43 | Starting Motor A.,(5.5kw) (See Fig.0661) | 1 |
| KD***10 | Clutch Ass'Y,Over Running | 1 |
| KD***60 | Metal,Center | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Starting Motor (5.5kw)(#81559-)
| 60***80 | Starting Motor Ass'Y,(5.5kw) | 1 |
| KD***30 | Bracket,Center | 1 |
| KD***50 | Clutch Ass'Y,Over Running | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Starting Motor (7.5kw) (Bad Check And Large Capacity Type)
| 60***10 | Starting Motor Ass'Y,(7.5kw) | 1 |
| KD***80 | Washer Ass'Y,(Not Shown) | 1 |
| KD***90 | Field Coil Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Starting Motor (7.5kw) (For Large Capacity Type)
| 60***81 | Starting Motor Ass'Y,7.5kw | 1 |
| KD***70 | Center Bracket A | 1 |
| KD***90 | Field Coil Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Starting Motor And Mounting
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 3 |
| 01***36 | Washer,Radio Controlled Slag Handling | 3 |
| 07***00 | O-Ring,(F4350-65a1 -5 ) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Tool
| 09***35 | Wrench,Filter (For Add. Fuel Filter) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Turbocharger (High Altitude Spec.)(#55043-)
| 61***00 | Turbocharger Ass'Y | 1 |
| GA***00 | Clamp | 3 |
| GA***01 | Bolt | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Turbocharger Lubricating Oil Piping (High Altitude Spec.)(#55043-)
| 01***22 | Bolt,(Cold Terrain Spec.) | 2 |
| 01***35 | Bolt, Mounting - Flywheel Housing End | 2 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Water Pump And Cooling Fan
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 3 |
| 01***35 | Bolt, Mounting - Flywheel Housing End | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Water Separator
| 07***60 | O-Ring,(For Pc750?800?1800) (A2610) | 1 |
| 60***00 | Water Separator A.,(4d105-5h? 4d105-5t) | 1 |
| 60***60 | Plug,Drain (4d105-5h? 4d105-5t) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : 6d105-1l S/N 15149-Up : Water Separator And Mounting (For Pakistan)(#86581-)
| 01***25 | Bolt,(Without Auto Priming System) | 2 |
| 01***30 | Bolt,(Cold Weather Spec.) | 2 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 2 |
Engine Related Parts And Electrical System
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Engine Related Parts And Electrical System : Battery
| 01***25 | Bolt,(Without Auto Priming System) | 2 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Engine Related Parts And Electrical System : Electrical System (1/2)
| 01***16 | Bolt (Welded) | 2 |
| 01***16 | Bolt,(For Slag Handling) | 2 |
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 9 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Engine Related Parts And Electrical System : Electrical System (2/2)
| 01***25 | Bolt,(Without Auto Priming System) | 2 |
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 12 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Engine Related Parts And Electrical System : Engine Mounting Parts
| 01***20 | Bolt,Front (Except Japan) | 2 |
| 01***45 | Bolt | 2 |
| 01***30 | Bolt,(For 187kg And 155kg) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Engine Related Parts And Electrical System : Fuel Control Lever And Linkage
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Engine Related Parts And Electrical System : Fuel Tank And Piping
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***00 | Bolt | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Engine Related Parts And Electrical System : Instrument Panel
| 01***10 | Bolt, Mount Flasher | 2 |
| 01***20 | Screw - Turn Signal And Parkinglight Mounting | 2 |
| 01***16 | Screw | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Engine Related Parts And Electrical System : Radiator And Piping
| 01***16 | Bolt,(For Slag Handling) | 8 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 8 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 5 |
Guard
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Dashboard And Floor Plate
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***25 | Bolt - Rear Guard Mounting | 33 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 12 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Equalizer Bar
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 2 |
| 01***35 | Bolt,(For Pedal Steering) | 2 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Fender And Rear Cover
| 01***20 | Bolt,(Used When Towing Winch) | 6 |
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 14 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Hitch(#6001-6104)
| 01***85 | Bolt | 4 |
| 01***60 | Washer,(Without Rops Guard? Canopy) | 4 |
| 12***31 | Pin | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Hitch(#6105-)
| 01***90 | Bolt (Kit) | 4 |
| 01***60 | Bolt (Ger) | 1 |
| 01***15 | Nut (Ger) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Marks And Plates (English)
| 04***60 | Screw, Serial Number Plate | 6 |
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Marks And Plates (French)
| 04***60 | Screw, Serial Number Plate | 6 |
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Marks And Plates (German)
| 04***60 | Screw, Serial Number Plate | 6 |
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Marks And Plates (Indonesian)
| 04***60 | Screw, Serial Number Plate | 6 |
| 04***60 | Screw,Machine Model (For Ec Reg.) | 4 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Marks And Plates (Russian)(#7909-)
| 04***60 | Screw,Machine Model (For Ec Reg.) | 10 |
| 09***00 | Plate? Safety,Inspection And Maintenance | 1 |
| 09***35 | Plate? Name,(Limited Supply) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Operator'S Seat
| 01***16 | Bolt,(For Slag Handling) | 4 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 8 |
| 01***20 | Bolt,(Used When Towing Winch) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Operator'S Seat (With Oil Damper? Reclining Device)
| 01***16 | Bolt,(For Slag Handling) | 4 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 9 |
| 01***20 | Bolt,(Used When Towing Winch) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Operator'S Seat Belt
| 09***00 | Belt,Lap (Without Tbg Spec.) | 1 |
| 09***00 | Belt? Tether,Tether (2inch) | 2 |
| 12***11 | Belt,Lap (For Germany) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Radiator Guard And Hood(#6001-6398)
| 01***25 | Bolt - Rear Guard Mounting | 6 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 12 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 3 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Radiator Guard And Hood(#6399-)
| 01***25 | Bolt - Rear Guard Mounting | 18 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 12 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 3 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Rear Frame Box
| 01***16 | Bolt,(For Slag Handling) | 4 |
| 01***25 | Bolt - Rear Guard Mounting | 14 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 3 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Guard : Under Guard
| 01***25 | Bolt - Rear Guard Mounting | 6 |
| 01***30 | Screw | 14 |
| 01***40 | Bolt,(For Center Guard) | 14 |
Main Clutch And Transmission
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : 1st Housing
| 01***30 | Bolt,(For Trimming Dozer) | 6 |
| 01***36 | Washer,Radio Controlled Slag Handling | 6 |
| 04***30 | Ring, Snap | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : 2nd Housing
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 4 |
| 04***16 | Pin, Spring | 3 |
| 09***20 | Washer,Thrust | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Damper(#6001-7750)
| 01***30 | Bolt,(For France Noise Suppression) | 12 |
| 01***45 | Bolt,(For Suction? Reversible Fan) | 12 |
| 01***45 | Bolt | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Damper(#7751-)
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 12 |
| 01***45 | Bolt,(For Power Tilt Mech Angle) | 12 |
| 01***30 | Washer, Spring (Supplied W/Spider Assembly), Washer-Spring | 12 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Forward And 3rd Housing
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 2 |
| 04***16 | Pin, Spring | 3 |
| 04***15 | Ring,Back-Up | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Inching Pedal
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
| 01***25 | Bolt - Rear Guard Mounting | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Inching Pedal Linkage
| 01***20 | Bolt,(Used When Towing Winch) | 2 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 1 |
| 01***50 | Screw | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Output Shaft
| 01***40 | Bolt,(Dust And Dirt Protection) | 12 |
| 01***45 | Bolt,(Cold Terrain Spec.) | 4 |
| 01***36 | Washer,Radio Controlled Slag Handling | 16 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Power Take Off
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 4 |
| 01***60 | Screw | 1 |
| 01***36 | Washer,Radio Controlled Slag Handling | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Reverse Housing
| 04***28 | Pin, Dowel - Transmission Case, Pin-Dowel | 2 |
| 04***16 | Pin, Spring | 3 |
| 04***25 | Ring, Retaining | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Transmission Case And Filler
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 5 |
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
| 01***65 | Bolt,(For Suction Fan)(4d130-1d) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Transmission Control Lever
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 3 |
| 01***20 | Bolt,(Used When Towing Winch) | 3 |
| 01***25 | Bolt - Rear Guard Mounting | 7 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Transmission Control Linkage
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***40 | Bolt,(Dust And Dirt Protection) | 2 |
| 01***35 | Bolt,Adjusting | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Transmission Control Valve (1/2)
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 7 |
| 01***55 | Bolt,(For Trimming Dozer) | 6 |
| 01***65 | Bolt,(For Alternator Bracket Mount) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Transmission Control Valve (2/2)(#6001-6008)
| 01***25 | Bolt,(Without Auto Priming System) | 2 |
| 01***80 | Bolt,(See Fig.0131) | 5 |
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Transmission Control Valve (2/2)(#6009-)
| 01***25 | Bolt,(Without Auto Priming System) | 2 |
| 01***80 | Bolt,(See Fig.0131) | 5 |
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Main Clutch And Transmission : Universal Joint
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 8 |
| 12***61 | Bearing,Needle | 2 |
| 12***71 | Fitting,Grease | 1 |
Optional Parts
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Additional Fuel Strainer
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 1 |
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Conditioner (1/2)
| 01***10 | Bolt, Mount Flasher | 4 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 8 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Conditioner (2/2)
| 01***20 | Bolt,(Large Capacity Type) (Std) | 4 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 6 |
| 01***60 | Bolt (M10-1.50x60) | 18 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Conditioner Compressor
| 04***20 | Ring, Snap | 1 |
| 14***00 | Compressor Ass'Y | 1 |
| 14***10 | Compressor Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Conditioner Condenser
| 01***65 | Bolt,R.H | 4 |
| 01***04 | Nut,(For Air Conditioner Less) | 3 |
| 01***05 | Nut,(For Air Conditioner Less), Nut | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Conditioner Grille
| 14***60 | Bushing | 3 |
| 14***60 | Wire | 1 |
| 14***50 | Cable | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Conditioner Piping
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 3 |
| 01***11 | Nut,(Not Shown) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Conditioner Piping (Type 2) (For Muddy Water Proof)
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 3 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Conditioner Unit
| 14***40 | Grommet | 2 |
| 14***01 | Unit Ass'Y | 1 |
| 14***02 | Unit Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Air Duct
| 01***20 | Bolt,(Large Capacity Type) (Std) | 11 |
| 01***12 | Screw,R.H | 4 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Back-Up Alarm And Wiring
| 01***20 | Bolt,(With Auto Emergency Steering) | 2 |
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 4 |
| 01***30 | Bolt,(Not Used With Emergency Str.) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Canopy
| 01***35 | Bolt,(For Pedal Steering) | 8 |
| 01***50 | Screw | 4 |
| 01***45 | Screw | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Car Heater? Hot Water (Double)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 4 |
| 01***65 | Bolt,(With Canvas Or Rops Canopy) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Car Heater? Hot Water (Single)
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 2 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 2 |
| 01***65 | Bolt,(With Canvas Or Rops Canopy) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Compressor System
| 01***25 | Bolt,(Without Auto Priming System) | 4 |
| 01***45 | Bolt,(S6d155-4b) | 6 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Compressor System (Type 2) (For Muddy Water Proof)
| 01***20 | Bolt,(Large Capacity Type) (Std) | 1 |
| 01***25 | Bolt,Without Revolution Sensor | 2 |
| 01***35 | Bolt,(For Position Fixing) | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Control Box
| 01***10 | Screw,(For Lighter) | 4 |
| 01***12 | Screw,(For Side Lamp) (Not Shown) | 2 |
| 01***20 | Screw - Turn Signal And Parkinglight Mounting | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Decelerator Pedal And Linkage
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
| 01***40 | Bolt | 1 |
| 01***50 | Bolt | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Dozer Lock
| 01***06 | Nut,(With Back-Up Alarm) (Op), Nut; Was 01580-10806 | 4 |
| 01***25 | Washer,Spring?(Sandy And Dusty Spec.) | 4 |
| 14***10 | Wire Rope | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Drawbar
| 01***80 | Bolt, Axle | 6 |
| 01***60 | Bolt (Ger) | 1 |
| 01***19 | Nut - M24 | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Engine Hood? High Altitude Spec. (Except Japan)
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Exhaust Pipe And Precleaner Extension Mounting
| 01***45 | Bolt,(For Suction? Reversible Fan) | 12 |
| 01***50 | Bolt | 1 |
| 01***70 | Bolt, Spacer | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Head Guard
| 01***35 | Bolt | 24 |
| 01***45 | Bolt,(For Slag Handling) | 16 |
| 01***55 | Bolt,(For Long Track) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Mount Cushion And Floor Mat
| 01***30 | Bolt,Radio Controlled Slag Handling | 16 |
| 01***55 | Bolt,(For Reinforced Type) | 16 |
| 01***22 | Nut (Op) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Operator'S Seat (With Oil Damper)
| 01***20 | Bolt,(Large Capacity Type) (Std) | 9 |
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***10 | Nut,(Without Air Conditioner) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Perforated Engine Side Cover(#6001-6428)
| 01***25 | Bolt - Rear Guard Mounting | 12 |
| 01***36 | Washer,Radio Controlled Slag Handling | 12 |
| 01***32 | Washer,(Not Used With Emergency Str.) | 12 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Radiator Shutter (Screen Type)
| 01***10 | Screw,(For Lighter) | 4 |
| 01***10 | Washer,Spring (For Engine Room Lamp) | 4 |
| 01***05 | Washer | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Reinforced Mask
| 01***30 | Bolt,Radio Controlled Slag Handling | 8 |
| 01***36 | Washer,Radio Controlled Slag Handling | 8 |
| 12***91 | Plate | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Reinforced Under Guard (With Front Hook)
| 01***25 | Bolt - Rear Guard Mounting | 6 |
| 01***40 | Bolt,(For Center Guard) | 8 |
| 01***50 | Bolt, Radiator To Frame | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Roof Lining
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 14 |
| 01***10 | Screw,(With Air Conditioner) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Rops Bracket
| 01***35 | Bolt | 8 |
| 01***40 | Bolt,(For Center Guard) | 12 |
| 01***50 | Bolt, Radiator To Frame | 12 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Rops Cab (1/3)
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 4 |
| 01***20 | Bolt,(For Quick Shift) (Mitsubishi) | 4 |
| 01***30 | Bolt,(For Quick Shift) (Mitsubishi) | 22 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Rops Cab (2/3)
| 01***20 | Bolt | 4 |
| 01***40 | Bolt | 4 |
| 01***16 | Bolt,(For Slag Handling) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Rops Cab (3/3)
| 01***12 | Screw,(With Articulate Indicator) | 4 |
| 01***16 | Screw,(P.O.C. Model) (Except Japan) | 23 |
| 01***16 | Screw,(With Ashtray) | 28 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Rops Cab Electric
| 01***16 | Bolt (Welded) | 9 |
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 12 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Rops Canopy
| 01***25 | Bolt - Rear Guard Mounting | 14 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 16 |
| 01***55 | Bolt,(For Long Track) | 16 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Straight Blade
| 01***80 | Bolt, Mount Strainer Flange | 2 |
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***55 | Bolt,(For Long Track) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Straight Blade Control Lever
| 01***20 | Bolt | 4 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Straight Blade Control Lock Lever
| 01***55 | Bolt | 1 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***19 | Washer,(Not Used With Ventilator) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Straight Frame
| 01***25 | Bolt - Rear Guard Mounting | 8 |
| 01***50 | Bolt, Radiator To Frame | 8 |
| 01***65 | Bolt,L.H | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Swing Drawbar
| 01***50 | Bolt, Fuel Tank Mounting - Front Left | 4 |
| 01***65 | Bolt, Tank Mounting - Front | 6 |
| 01***30 | Bolt,(For 187kg And 155kg) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Vandalism Protection
| 07***20 | Cap Ass'Y,(For Vandalism Protection) | 1 |
| 07***00 | Cap, Locking - Hydraulic Tank Oil Filler Cap | 1 |
| 09***00 | Lock,(With Vandalism Protection) | 7 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Water Separater Related Parts
| 01***25 | Bolt,(For Canvas Canopy?Head Guard) | 1 |
| 01***25 | Bolt,(Without Rops Guard? Canopy) | 3 |
| 01***36 | Wahser-Spring, Washer,Spring (Without Towing Winch) | 3 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Optional Parts : Window Washer System
| 01***16 | Bolt (Welded) | 6 |
| 01***05 | Nut,(For Air Conditioner Less), Nut | 2 |
| 01***19 | Washer,(Not Used With Ventilator) | 6 |
Steering System And Final Drive
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Bevel Gear And Shaft
| 01***20 | Bolt,(Large Capacity Type) (Std) | 4 |
| 01***11 | Nut (M14-1.50 Thd), Nut; Was 01582-01411 | 8 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Brake Band
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***40 | Bolt,(For Center Guard) | 8 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Brake Pedal
| 01***30 | Bolt,(For France Noise Suppression) | 2 |
| 01***50 | Bolt - Torque Converter Totransmission Mounting | 4 |
| 01***08 | Nut? L.H. Thread,L.H. Thread | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Final Drive Gear
| 01***30 | Bolt,(For France Noise Suppression) | 24 |
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 12 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Final Drive Housing
| 01***40 | Bolt,(Not Used With Cab) | 50 |
| 01***70 | Bolt,(With Wear Guard) | 8 |
| 01***42 | Washer,Spring (For Pedal Steering) | 50 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Oil Cooler Piping
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***30 | Bolt,(For France Noise Suppression) | 10 |
| 01***35 | Bolt, Mounting - Flywheel Housing End | 3 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Parking Brake Lever
| 01***40 | Bolt,(For Position Fixing) | 1 |
| 01***30 | Bolt,(For France Noise Suppression) | 1 |
| 01***25 | Bolt - Rear Guard Mounting | 3 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Sprocket And Shaft (Except Japan)
| 01***40 | Bolt,(Not Used With Cab) | 8 |
| 01***70 | Bolt - Thrust Plate Mounting | 12 |
| 01***55 | Bolt, Strut Mounting - To Radiator And Rear Frame | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Case And Main Frame
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 4 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***30 | Bolt,Radio Controlled Slag Handling | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Case Cover
| 01***40 | Bolt,(Dust And Dirt Protection) | 4 |
| 01***40 | Bolt,(Not Used With Cab) | 9 |
| 01***65 | Bolt | 10 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Clutch
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 24 |
| 01***12 | Screw,(D31s) | 2 |
| 01***10 | Nut (K10) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Control Lever
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***25 | Bolt - Rear Guard Mounting | 2 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Control Linkage (1/2)
| 01***25 | Bolt - Rear Guard Mounting | 2 |
| 01***45 | Bolt,(Cold Terrain Spec.) | 2 |
| 01***08 | Nut,(For Canvas Canopy?Head Guard) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Control Linkage (2/2)
| 01***30 | Bolt,Radio Controlled Slag Handling | 4 |
| 01***08 | Nut? L.H. Thread,L.H. Thread | 2 |
| 01***10 | Nut,(Without Air Conditioner) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Control Valve
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 8 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 1 |
| 01***80 | Bolt,(Shim 5 Pieces Over) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Filter
| 01***30 | Bolt,Radio Controlled Slag Handling | 3 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 2 |
| 01***36 | Washer,Radio Controlled Slag Handling | 5 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Oil Piping
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
| 01***40 | Bolt,(For Position Fixing) | 4 |
| 01***30 | Bolt,(For France Noise Suppression) | 6 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Steering System And Final Drive : Steering Pump
| 04***18 | Ring, Retaining | 1 |
| 70***10 | Pump Ass'Y,(Sar040) | 1 |
| 70***10 | Seal, Oil | 1 |
Tool And Kit
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Tool And Kit : Clothes (Except Japan)
| 09***50 | Overall,(Special Order) | 1 |
| 09***57 | Cap,(Special Order) | 1 |
| 12***20 | Clothes Kit | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Tool And Kit : Service Kit
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Tool And Kit : Spare Parts (Except Japan)
| 04***55 | V-Belt Set,(For Trimming Dozer) | 1 |
| 07***00 | Fitting, Grease - Upper Hinge Pin | 1 |
| 07***01 | Fitting,(With Body Positioner) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Tool And Kit : Tool (Except Japan)
| 07***50 | Pump, (Bellows Type) | 1 |
| 07***03 | Cartridge - Grease | 1 |
| 07***00 | Nozzle, Grease Pump (Flexible Type) | 1 |
Track
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Carrier Roller
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 3 |
| 01***45 | Bolt,(For Slag Handling) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Idler
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***40 | Bolt,(Not Used With Cab) | 8 |
| 01***13 | Nut - Cylinder Mounting | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Recoil Spring
| 01***16 | Bolt,(Sandy And Dusty Spec.) | 2 |
| 01***20 | Bolt,(Large Capacity Type) (Std) | 6 |
| 01***35 | Bolt - Torque Converter Totransmission Mounting | 12 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Track Frame
| 01***30 | Bolt,(For Center Guard) | 30 |
| 01***40 | Bolt,(Not Used With Cab) | 2 |
| 01***45 | Bolt, Mount Center Hinge Retainer (Lower) | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Track Roller(#6001-8191)
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 12 |
| 01***55 | Bolt,(For Long Track) | 40 |
| 01***30 | Washer,Spring(Sandy?Dusty Terrain S.) | 12 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Track Shoe (Lubricate Type)(#6001-6599)
| 01***22 | Nut? Shoe (Kit) | 280 |
| 12***00 | Track Shoe Ass'Y | 1 |
| 12***01 | Track Shoe Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Track Shoe (Lubricate Type)(#6600-)
| 01***22 | Nut? Shoe (Kit) | 280 |
| 07***30 | Plug,(Large) | 74 |
| 07***21 | Plug,(Small) | 74 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Track Shoe (Master Pin Type)(#6001-8045)
| 01***22 | Nut? Shoe (Kit) | 296 |
| 12***03 | Track Shoe Ass'Y | 1 |
| 12***04 | Track Shoe Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Track : Track Shoe (Master Pin Type)(#8046-)
| 12***12 | Track Link Ass'Y | 1 |
| 12***08 | Track Shoe Ass'Y | 1 |
| 13***26 | Link,Track? L.H | 74 |
Work Equipment
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment : Angle Blade
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment : Blade (For Straight Tilt Dozer) (For Ussr)(#7909-) : Unit_01_of_02
| 01***80 | Bolt, Mount Strainer Flange | 2 |
| 01***25 | Bolt - Rear Guard Mounting | 4 |
| 01***55 | Bolt,(For Long Track) | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment : Blade (For Straight Tilt Dozer) (For Ussr)(#7909-) : Unit_02_of_02
| 01***25 | Bolt - Rear Guard Mounting | 8 |
| 01***50 | Bolt, Radiator To Frame | 8 |
| 01***65 | Bolt,L.H | 8 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment : C-Frame
| 01***80 | Bolt, Mount Strainer Flange | 2 |
| 01***55 | Bolt, Strut Mounting - To Radiator And Rear Frame | 16 |
| 01***45 | Screw | 2 |
Work Equipment Control System
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Blade Control Lever
| 01***20 | Bolt | 4 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Blade Control Lever (For Ussr)(#7909-)
| 01***20 | Bolt | 4 |
| 01***20 | Bolt,(Sandy? Dusty Terrain Spec.) | 4 |
| 01***30 | Bolt,(Cold Terrain Spec.) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Blade Control Lock Lever
| 01***55 | Bolt | 1 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***19 | Washer,(Not Used With Ventilator) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Blade Control Lock Lever (For Ussr)(#7909-)
| 01***55 | Bolt | 1 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***19 | Washer,(Not Used With Ventilator) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Blade Lift Cylinder
| 01***16 | Bolt, Battery To Frame Ground Wire Attaching | 2 |
| 01***75 | Bolt | 4 |
| 01***35 | Bolt | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Blade Tilt Cylinder
| 07***05 | O-Ring, Steering Pump Mounting | 1 |
| 07***34 | O-Ring,(For 2-Actuater Attachment) | 2 |
| 07***04 | Bushing,Bushing | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Hydraulic Control Valve (1/2)
| 01***20 | Bolt (Itl) | 4 |
| 01***25 | Bolt, Seal Cover Mounting | 2 |
| 01***30 | Bolt | 2 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Hydraulic Control Valve (2/2)
| 01***05 | Nut,(For Air Conditioner Less), Nut | 1 |
| 07***12 | O-Ring (Itl) | 1 |
| 07***12 | Ring,Back-Up; Was 07001-02012, Ring,Back-Up (Itl) | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Hydraulic Oil Piping (Tank To Pump To Valve)
| 01***40 | Bolt,(For Position Fixing) | 4 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 2 |
| 01***35 | Bolt, Mounting - Flywheel Housing End | 4 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Hydraulic Oil Piping (Valve To Lift Cylinder)
| 01***50 | Bolt,(For Trimming Dozer) | 4 |
| 01***30 | Bolt,(For France Noise Suppression) | 6 |
| 01***11 | Nut,(With Under Mirror) | 14 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Hydraulic Oil Piping (Valve To Tilt Cylinder) (For Ussr)(#7909-)
| 01***20 | Bolt,(Large Capacity Type) (Std) | 2 |
| 01***25 | Bolt,(Sandy? Dusty Terrain Spec.) | 1 |
| 01***25 | Bolt - Rear Guard Mounting | 22 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Hydraulic Pump
| 04***18 | Ring, Retaining | 1 |
| 70***10 | Pump Ass'Y,(Sar040) | 1 |
| 70***22 | Bracket Ass'Y | 1 |
Komatsu : D41a-3(S/N 6001-Up (Straight Tilt Dozer)) : Work Equipment Control System : Hydraulic Tank And Filter
D41A-3(S/N 6001-UP (Straight Tilt Dozer)) serial number reference
Locate the serial number plate on the front frame casting, typically on the operator's left side near the radiator support. Cross-check the riveted plate against any chassis-stamped serial to ensure they match. Match the serial range on the plate to the specific catalog variant (e.g., Straight Tilt vs. Power Angle Tilt) to select the correct parts manual.
| Prefix | Identifies | Notes |
|---|---|---|
| 6001-UP | D41A-3 (Straight Tilt Dozer) | Serial range 6001-UP covers the D41A-3 series, including the Straight Tilt Dozer configuration. Verify specific blade type against the machine plate, as this serial range also applies to Tilt and Power Angle Tilt variants. |
| 1001-UP | DWT045-2 (JPN) D41A-3 | Japanese market specific configuration. Use this serial range for domestic Japanese units; export models typically use the 6001-UP range. |
Frequently asked questions
What engine is installed in the D41A-3?
The machine is powered by a Komatsu 6D105-1, 6-cylinder engine with a displacement of 396.1 cu in (6,491 cc).
What is the operating weight of this dozer?
The operating weight is approximately 2im,21604.9 lb (9,800 kg).
What model replaced the D41A-3?
Specific successor models vary by region and generation; however, the D41 series follows a dash-number progression where later generations feature updated emissions tiers and technology.
What D41A-3(S/N 6001-UP (Straight Tilt Dozer)) owners discuss
What are the common hydraulic symptoms associated with steering and braking issues on the D41A-3?
The machine may exhibit uneven steering response, specifically difficulty during right turns, and inconsistent brake pedal travel. These symptoms typically indicate underlying hydraulic system faults.
What engine model is used in the Komatsu D41A-3 (S/N 6001-UP) Straight Tilt Dozer?
The machine is equipped with a Komatsu 6D105-1 engine, which is a 6-cylinder unit with a displacement of 396.1 cu in (6.5 L).
What specific engine behavior has been reported regarding the valve cover area?
Users have reported instances of significant smoke puffing from the valve cover breather, sometimes accompanied by a heavy motor rattle.
What are the standard undercarriage specifications for this machine type?
The undercarriage features 37 shoes per side with a 15.75 in (400 mm) standard shoe size. The track gauge is approximately 5.06 ft (1540 mm), and the setup includes 5 track rollers and 1 carrier roller per side.
What should be checked when inspecting a used D41A-3 for potential theft or fraud?
Verify that the serial number on the chassis-engradved frame matches the riveted plate on the front frame casting. A mismatch between these two identifiers is a primary signal of stolen equipment.
What are the recommended fluid capacities for the cooling and fuel systems?
The fuel tank capacity is approximately 64.8 gal (245 L), and the cooling system fluid capacity is between 8.8 gal (33 L) and 9 gal (33 l), varies by configuration/series.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
Serial-range & configuration variants
This page covers the Komatsu D41A-3(S/N 6001-UP (Straight Tilt Dozer)). Related factory variants of the same model family:
D41A-3(S/N 6001-UP (Tilt Dozer))D41A-3(S/N 6001-UP (Power Angle Tilt Dozer))
Need a specific D41A-3(S/N 6001-UP (Straight Tilt Dozer)) part?
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