Caterpillar D10
Caterpillartrack-type tractor

Caterpillar D10

Maintenance schedule, common problems & OEM parts breakdown

The original Caterpillar D10 is a track-type tractor built at East Peoria, Illinois from 1977 through 1986/87. Power comes from the Cat D348, a V-12 twin-turbocharged, water-aftercooled diesel rated around 522 kW (700 hp) at 1,800 rpm, backed by a full powershift transmission with separate bevel gear and steering clutch compartments. Operating weight runs roughly 78,000 to 86,000 kg (172,000 to 190,000 lb) depending on configuration. Caterpillar sold it in two track gauges: the standard/wide 84W and the narrow 76X, plus S, U, and C blade choices (no factory angle blade) and single- or multi-shank rippers with a hydraulic pin puller. No factory winch was offered. The D10 name carried no direct badged successor; when production ended, Cat moved elevated-sprocket dozer development up into the D11 line.

The D10 matters because it was Caterpillar's first elevated-sprocket, or high-drive, dozer. Moving the final drive off the track roller frame and up onto the tractor case isolated the drivetrain from ground shock and track impact loads that had always eaten steering clutches, bevel gears, and final drives on conventional-drive Cat tractors. That layout change proved out on the D10 and carried forward through every large Cat dozer that followed. In the used and parts market, the original D10 sits in an odd spot: it is old enough that D348 engine parts are scarce and mostly out of production, pushing many surviving machines toward a Cat 3508 repower, yet it remains the machine collectors and OMM buyers want because it is the one that started the high-drive layout at Caterpillar.

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.

Caterpillar D10 specifications

Machine identification

ModelCaterpillar D10 track-type tractor (original series, produced 1977-1986/87). Not to be confused with later D10N, D10R, D10T, D10T2, or the current-production D10 nameplate — those are separate model lines built on a different (smaller) chassis and are not covered here.
Production historyIntroduced at a Caterpillar dealer meeting in fall 1977 after prototype testing beginning 1973. Approximately 1,000 units built through 1986 at East Peoria, Illinois. First modern dozer to use an elevated (high-drive) sprocket, isolating final drive from ground-induced shock loads.

Engine

Engine modelCat D348 (V-12, twin-turbocharged, liquid-cooled diesel)
Displacement29.3 L (1,786-1,788 cu in)
Bore x stroke137 x 165 mm (5.40 x 6.50 in)
Rated speed1,800 rpm
Gross power522 kW (700 hp) — rated the most powerful track-type tractor built at its 1977 introduction
Emissions certificationPre-dates EPA/EU emissions tiers; no certification level applies to this production era
Starting system24V electric start

Weights

Operating weight, base configuration77,870 kg (171,674 lb) per factory spec sheet figures
Operating weight, full configuration (blade + ripper, later production)82,000-86,000 kg (180,000-190,000 lb) — varies by production year and attachment configuration; Caterpillar's own historical materials cite both figures for different points in the model run

Dimensions

Length with blade7.57-7.59 m (24.83-24.9 ft)
Length without blade5.92-5.94 m (19.41-19.5 ft)
Length with ripper fittedapprox. 9.75 m (32 ft)
Width over tracks3.65-3.66 m (11.97-12 ft)
Overall width (approx., per historical brochure)3.7 m (12 ft)
Height to top of cab4.53-4.54 m (14.83-14.9 ft)
Ground clearance0.70 m (2.3 ft / 27.6 in)
Track gauge2.90-2.93 m (9.51-9.6 ft)
Standard track shoe width711 mm (28 in)
Ground contact area, standard shoe5.56 m2 (8,618 sq in)

Performance

TransmissionFull powershift, planetary; 3 forward / 3 reverse speeds
Max travel speed, forward (top gear)11.75 km/h (7.3 mph)
Max travel speed, reverse (top gear)13.84 km/h (8.6 mph)
Ground pressure137 kPa (19.9 psi) with standard 711 mm (28 in) shoes
Drawbar pullapprox. 1,000 kN (225,000 lbf) maximum; figure varies with configuration and is drawn from a drawbar-pull curve rather than a single fixed rating
GradeabilityNot documented in available factory spec sheets for this series — verify with dealer or original OEM literature if required

Blades

Standard/straight (S) blade width3.51 m (11.5 ft)
Optional U-blade, widthup to 5.8 m (19 ft)
Optional U-blade, height2.1 m (7 ft)
Optional U-blade, capacityup to 27 m3 (35 cu yd), heaped, per factory literature
Semi-universal (SU) bladeOffered as a blade option on this series; heaped capacity figures for the SU blade vary across secondary sources (approx. 15 m3 / 19-20 cu yd reported) and remain unconfirmed — confirm exact figure against OEM spec sheet before quoting

Service capacities

Fuel tank capacity1,446 L (382 US gal)
Cooling system capacity197 L (208 qt / approx. 52 US gal)
Engine oil capacity (with filter change)79.5 L (84 qt / approx. 21 US gal)
Hydraulic system capacityNot consistently documented across independent sources for this series. One secondary source cites a total system figure near 250 L (66 US gal), but this figure remains unconfirmed — treat as approximate and check OEM literature.

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

D10 fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase (with filter) - D348 V-12 twin-turbo diesel79.5 L (84 US qt)Caterpillar diesel engine oil, graded by ambient temperature at start-up (SAE 10W in cold climates, SAE 30 in moderate climates, SAE 40 in sustained hot climates), per factory lubricant viscosity guidance of the era.
Cooling system196.9 L (208 US qt)Water plus Caterpillar corrosion inhibitor/coolant conditioner (era-correct heavy-duty coolant with supplemental coolant additive); full-life extended-life coolant was not yet Caterpillar's standard offering during this machine's build years.
Fuel tank1445.9 L (382 US gal)No. 2-D diesel fuel meeting Caterpillar's fuel specification for the D348 engine; clean, water-free fuel per factory guidance.
Transmission (powershift) and bevel gear/steering clutch compartmentsNot documented in accessible sources for this exact serial range (84W/76X) - confirm against the OMM or with a dealer.Caterpillar TDTO (Transmission and Drive Train Oil), graded SAE 10W/30/50 by ambient temperature, matching Caterpillar's standard powershift-transmission and drive-train lubricant recommendation for track-type tractors of this era.
Final drives (each)Not documented in accessible sources for this exact serial range - varies by configuration/series; confirm against the OMM or with a dealer.Caterpillar TDTO, graded by ambient temperature, matching the powertrain lubricant recommendation.
Hydraulic system/tank (open-center system)249.8 L (66 US gal); pump flow rated at 579 L/min (153 gpm)Caterpillar-recommended hydraulic oil for implement systems of this era, selected by ambient temperature; confirm exact viscosity grade against the OMM.
Pivot shaftNot documented for the original D348-engined D10 in accessible sources. Do not substitute capacities published for the later, unrelated C27-engined D10.Not documented for this exact serial range - verify with your dealer or the OMM.
Grease (chassis lubrication points)Not a fill-volume item - serviced at individual grease fittings per the lubrication chart.Caterpillar multipurpose-type chassis grease (era-correct equivalent of today's Cat MPGM), applied at track roller frame, pivot, blade, and linkage fittings per the OMM lubrication schedule.

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

Caterpillar D10 maintenance schedule

Service intervalTasks
Every 50 h
  • Daily: check D348 engine oil level and coolant level before starting; top off as needed.
  • Daily: drain water and sediment from the fuel tank sump and primary fuel/water separator.
  • Daily: walk the undercarriage; check track tension and look for damage to elevated sprocket segments, track rollers, and idlers.
  • Daily: check for leaks around the bevel gear/steering clutch compartment and hydraulic hoses.
  • Weekly (50-hour): grease steering clutch linkage, blade lift cylinder pins, and ripper pin puller pivots per the lubrication chart.
  • Weekly (50-hour): inspect ripper shank mounting and the hydraulic pin puller for cracks or loose hardware.
Every 250 h
  • Change D348 engine oil and filters; shorten this interval in dusty or high-load conditions.
  • Check bevel gear and steering clutch compartment oil level; look for water or fuel contamination.
  • Replace primary and secondary fuel filters.
  • Inspect turbocharger mounts, exhaust stack brackets, and heat shields for cracking, especially on early single-stack machines.
  • Check final drive oil level at each side frame.
  • Inspect blade lift and ripper cylinder rod seals for leakage.
Every 500 h
  • Change bevel gear case and steering clutch compartment oil (SAE 30 to Cat TO-2 specification).
  • Change the hydraulic tank filter for the blade and ripper circuits; check hydraulic oil level and condition.
  • Adjust steering clutch and brake linkage free travel.
  • Pull oil samples from the engine, bevel gear/steering clutch compartment, and final drives for lab analysis.
  • Check and adjust track sag on each side.
  • Inspect the 24V charging system: alternator, starter, and battery terminals.
Every 1,000 h
  • Change final drive oil in each final drive housing.
  • Change powershift transmission oil and filter; inspect the transmission oil cooler for leaks.
  • Check and adjust D348 engine valve lash.
  • Inspect turbocharger shaft end play on each turbocharger.
  • Inspect the elevated sprocket drive and final drive gear teeth through the inspection covers.
  • Check the hydraulic tank breather and filler cap; clean or replace.
Every 2,000 h
  • Change hydraulic tank oil across the blade, ripper, and steering circuits.
  • Pull, inspect, and test D348 fuel injection nozzles and pumps.
  • Inspect and repack accessible idler and track roller bearings.
  • Measure undercarriage wear across sprocket segments, track links, bushings, and rollers; record for replacement planning.
  • Trend powershift clutch pack condition through oil analysis history.
  • Inspect engine mounts, radiator/aftercooler core, and turbo exhaust plumbing for fatigue cracking.

Servicing the D10 beyond the schedule

Predictive Maintenance & Fluid Analysis

Oil sampling matters more on a D10 than on most vintage iron because D348 parts are scarce and a caught problem beats a teardown. Sample engine oil, bevel gear/steering clutch case oil, and final drive oil on a running schedule, not just at change intervals. Watch bevel gear samples for water, a known entry point through topside gaskets on the dry steering clutch housings. Trend coolant condition around both turbochargers and log exhaust color and boost by ear, since these engines run with no electronic diagnostics to flag a drifting turbo or injector.

Corrective & Common Repairs

Most recurring D10 complaints trace to two things: steering clutch compartments turning to sludge from bevel gear oil and rainwater mixing past aging gaskets, and exhaust heat damage on early single-stack machines built before the twin-stack update. If a pre-update 84W or 76X still runs the original single exhaust, budget for stack and heat shield cracking around the turbos. Ripper hydraulic pin puller linkage and cylinder seals wear from repeated shank changes. Sourcing D348 injectors, turbo cores, and bevel gear parts is the real bottleneck on any corrective job.

Overhaul & Rebuild Points

A D348 overhaul is a parts hunt before it is a labor job, so confirm parts availability before pulling the engine. Powershift clutch packs and the bevel gear case are the next wear items; later-serial machines got a strengthened bevel gear case, worth checking before mixing parts across serial ranges. Elevated-sprocket final drives wear the drive gear and sprocket segments rather than the track roller frame, so plan rebuilds around those components plus the track links and bushings, not the roller frame itself.

Seasonal & Environment Servicing

Cold starts on a D348 need attention since there is no ECM to manage cranking; keep batteries, glow/ether starting aids, and coolant heaters serviced ahead of winter. Drain fuel tank and filter water sediment more often in humid or freeze-thaw climates. In hot, dusty ground, shorten air and fuel filter intervals and watch turbo inlet screens. The elevated sprocket keeps the final drive up out of mud and standing water compared to conventional-drive dozers, but pack grease into undercarriage pivot points more often when working wet ground to keep contaminants out.

D10 attachments & work tools

Blades

Original D10 (84W/76X, 1977-1986) offered three blade types: a straight (S) blade, a full universal (U) blade up to about 5.8 m (19 ft) wide and 2.1 m (7 ft) high rated near 27 m3 (35 yd3), and a narrower cushion (C) push blade built for tandem push-loading of motor scrapers. No angle (A) blade was offered on this series. A cushioned push plate could be fitted to the rear of the tractor for tandem-pushing duty alongside the cushion blade.

Rippers

The most common fitment was a fully adjustable single-shank ripper with a hydraulic pin puller for shank changes; a multi-shank ripper was also cataloged for lighter, higher-production ripping work. Ripper assembly (without shanks or pin puller) runs on the order of 4,500 kg (about 10,000 lb), and it doubled as rear ballast on machines running blade-only. Some operators report a factory-style impact ripper was trialed on this class of dozer but it was not a lasting catalog option.

Winches

Owner/operator record for this exact 84W-series machine states no winch, including no logging winch, was offered from the factory for the original D10. Rear-mounted ripper or a dedicated counterweight took the place of a winch for ballast. Aftermarket PTO winch suppliers do list winch classes spanning Cat's D8-D10-size dozers, but this reflects the general dozer-winch market rather than a documented factory option for the 1977-1986 D10 specifically.

Drawbars/counterweights

A rear drawbar/counterweight was available for machines not carrying a ripper, since the D10's nose-heavy blade setup needed rear ballast for balance. When fitted, the single- or multi-shank ripper itself commonly served as the counterweight, so ripper and dedicated counterweight were typically alternatives rather than both fitted together.

Cab/ROPS guarding

D10 could be ordered with a fully enclosed ROPS/FOPS cab or an open ROPS canopy for warm-climate operation, per general period accounts. No forestry- or waste-specific guarding package (window screens, belly/undercarriage guards, etc.) is documented for this original 1977-1986 series in available sources; that level of application-specific guarding is better documented on later D-series lineages, so treat any forestry-guard claim for the 84W/76X as unverified.

Hydraulic arrangement

Front hydraulic circuit powers blade lift and tilt for the S/U/C blades of this era (fixed-cylinder pitch control typical of the period, not the later electronically-assisted blade-position systems used on subsequent lineages). Rear circuit powers ripper lift/depth and the hydraulic pin puller used to pull and reset shank pins on the single-shank ripper; the multi-shank ripper used the same rear circuit without the pin-puller function.

All D10 assemblies by section

Every catalogued assembly group for the Caterpillar D10. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Air Inlet And Exhaust System
7n8860 Manifold Gp-Exhaust
7n984 Formed Seal Group
8n9656 Turbocharger Group-Field Installation*R
8n4103 Turbocharger Group
8n4150 Air Cleaner Group
8n4332 Air Cleaner Gp
8n4344 Air Lines Group
8n9685 Turbocharger Cartridge Group*R
2w6740 Conversion Gp-Exhaust Manifold
2W***40Conversion Group-Exhaust Manifold1
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8n4329 Dust Ejector Group
8n4331 Air Lines Group
8n4342 Turbocharger Oil Lines Group
8n4341 Manifold Gp-Exhaust
8n4343 Manifold Shield Group-Part 1
8n4343 Manifold Shield Group-Part 2
8n4330 Muffler Group
2w7705 Repair Gp-Exhaust Manifold
1n3579 Turbocharger Group-L.H.
1n3580 Turbocharger Group-R.H.
Basic Engine
4n9203 Accessory Drive Group
6n5901 Camshaft Group
7n4105 Crankshaft Seal Group
4n9200 Cylinder Block Group
4n9747 Damper Group
3p8679 Support Gp-Engine
7g51 Flange Group-Accessory Drive
4n9205 Flywheel Group
4n9198 Front Gear Group
4n9207 Front Housing Group
4n9204 Rear Gear Group
8n5281 Camshaft Housing Group
4n6818 Crankshaft Gp
6n7329 Cylinder Block Assembly
7n9551 Cylinder Head Gp*R
8n4334 Flywheel Housing Group-Part 2
8n4334 Flywheel Housing Group-Part 1
8n4335 Pan Gp-Oil
8n4335 Oil Pan Group
8n4335 Oil Pan Gp
4n8952 Rod & Piston Gp-6 Required
4N***52Piston & Rod Group; Connecting Rod And Piston Group1
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4n7081 Engine Trunnion Group
8n5279 Valve Mechanism Cover Group
4n7460 Valve Mechanism Group
Cab, Gauges And Accessories
7g881 Air Conditioner Arrangement-Heats And Cools
0S***17Bolt --Use Open Hole In Compressor Body1
2L***79Terminal-Ring; (14-Ga To 16-Ga, 3/8-In Screw)(For 3/8-In Screw)1
4B***77Washer 1.58 mm(.0625 In.) Thick; Washer--Between Link And Cotter1
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7g883 Air Conditioner Group-Part 2
7g883 Air Conditioner Group-Part 1
7g882 Air Conditioner Lines Group-Part 2-Type 2
7g882 Air Conditioner Lines Group-Part 1-Type 1
7g882 Air Conditioner Lines Group-Part 2-Type 1
7g882 Air Conditioner Lines Group-Part 1-Type 2
7g3825 Blower Group
3t8106 Cab Gp-Part 2 Of 2
3t8106 Cab Gp-Part 1 Of 2
9p1473 Cab Group-Part 1
9g8653 Cab Group-Part 1-Type 2
9g8653 Cab Group-Part 1-Type 1
9g8653 Cab Gp-Part 2 Of 2
9g8653 Cab Group-Part 2-Type 1
9g8653 Cab Gp-Part 1 Of 2
9g8653 Cab Group-Part 2-Type 2
9p1473 Cab Group-Part 2
7g887 Cab Heater Group
9g1306 Cab Heater Group
8p7397 Cab Liner Group
8p7398 Cab Mounting Group-Side View-Part 2 Of 2
8p7398 Cab Mounting Group-Front View-Part 1 Of 2
7g574 Harness Assembly
8p3539 Mounting And Condenser Group-Type 1
8p3539 Mounting & Condenser Group-Type 2
9p1896 Rear View Mirror Group
8p4119 Refrigerant Compressor Group
8p8469 Rollover Gp
8P***69Roll-Over Protective Structure Group1
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3p8673 Seat Cushion Group
9p7233 Window As-Sliding
3t1414 Conversion Gp-Tandem Wipers & Override Linkage-Part 2 Of 2
3T***14Tandem Wipers And Override Linkage Conversion Group1
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3t1414 Conversion Gp-Tandem Wipers & Override Linkage-Part 1 Of 2
3T***14Tandem Wipers And Override Linkage Conversion Group1
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3t1413 Conversion Gp-Tandem Wipers & Override Linkage-Part 2 Of 2
3T***13Tandem Wipers And Override Linkage Conversion Group1
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3t1413 Conversion Gp-Tandem Wipers & Override Linkage-Part 1 Of 2
3T***13Tandem Wipers And Override Linkage Conversion Group1
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9p1474 Washer Group-Part 2
9p1474 Washer Group-Part 1
9p8616 Windshield Washer Group
8p7399 Wiper Group-Part 1
7g932 Wiper Group
3t175 Wiper Group
3t9139 Wiper Gp-Part 2 Of 3
8p7399 Wiper Group-Part 2
3t637 Wiper Group-Part 1 Of 2
3t9139 Wiper Gp-Part 3 Of 3
3t9139 Wiper Gp-Part 1 Of 3
3t637 Wiper Group-Part 2
6t7295 Wiper Group-Field Installation
3t7063 Wiper Gp-Front-24 Volt
3t174 Wiper Group
1v4358 Wiper Group-24 Volt
5g3015 Actuator Assembly
4v7849 Adjuster Suspension Seat Group
3t8105 Cab Ar
3T***05Cab Ar1
3T***06Cab Group1
3T***39Wiper Group1
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7n4296 Clutch And Refrigerant Compressor Group*R
7N***96Compressor Group-Clutch & Refrig1
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4v9830 Seat Cover Group-Type 1
4v9830 Seat Cover Group-Type 2
9g1285 Duct Gp-Air-Part 1 Of 2
9g1285 Duct Gp-Air-Part 2 Of 2
3t1350 Harness Assembly
3t6373 Harness As
3t6411 Harness Assembly
3t1349 Harness Assembly-Type 1
3t6375 Harness As
3t1349 Harness Assembly-Type 2
9g1242 Instrument Panel Group-Part 1
9g1242 Instrument Panel Group-Part 2
9g1242 Instrument Panel Group--Part 1 Of 2
9g1242 Instrument Panel Group--Part 2 Of 2
9g8708 Cab Liner Group-Sound Suppression
9g3763 Heater Lines Group
9p9392 Mirror Group-Rear
6v6561 Wiper Pivot Gp-Sensor
6V***61Pivot Group-Wiper Arm; (Wiper Arm)1
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9g1284 Cab Pressurizer Group
3v8252 Suspension Seat Group
3V***52Seat Group-Suspension; Suspension Seat Group1
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9k682 Shaft And Link Assembly
9g4753 Fire Suppression Group-Part 2 Of 3-Type 2
9g4753 Fire Suppression Group-Part 2 Of 3-Type 3
9g4753 Fire Suppression Arrangement-Part 1 Of 3-Type 4
9g4753 Fire Suppression Group-Part 1 Of 3-Type 1
9g4753 Fire Suppression Arrangement-Part 3 Of 3-Type 4
9g4753 Fire Suppression Group-Part 1 Of 3-Type 3
9g4753 Fire Suppression Group-Part 3 Of 3-Type 1
9g4753 Fire Suppression Arrangement-Part 2 Of 3-Type 4
9g4753 Fire Suppression Group-Part 1 Of 3-Type 2
9g4753 Fire Suppression Group-Part 3 Of 3-Type 2
9g4753 Fire Suppression Group-Part 2 Of 3-Type 1
9g4753 Fire Suppression Group-Part 3 Of 3-Type 3
5v4861 Seat Suspension Group-Part 2-Type 2
5v4861 Seat Suspension Group-Part 1-Type 2
5v4861 Seat Suspension Group-Part 1-Type U
5v4861 Seat Suspension Group-Part 2-Type 1
7n8000 Switch As
7N***00Switch As-Toggle; (Warning Light)1
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5g2800 Valve And Cylinder Group-Type 2
5g2800 Valve And Cylinder Group-Type 1
7t9995 Valve Gp-Actuator Release
9g8656 Windshield Washer Group-Part 1
9g8656 Windshield Washer Group-Part 2
3t6369 Washer Group-Part 1
3t6369 Washer Group-Part 2
6t5008 Window As-Sliding
6T***08Window Group-Cab; (Rear Sliding)1
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3t7064 Wiper Gp-Sensor-24 Volt
Chassis And Undercarriage
7g9559 Suspension Gp
7g9559 Bogie Suspension Group
7g41 Bogie Suspension Gp
7g58 Guard Gp-Bottom
7g0058 Guard Gp-Bottom
7g58 Bottom Guard Group
7g111 Equalizer Bar Group
7g39 Equalizer Bar Group
7g57 Frame And Case Group
3p6483 Guard Gp-Radiator-Part 2 Of 2
3p6483 Radiator Guard Group-Part 2
3p6483 Radiator Guard Group-Part 1
3p6483 Guard Gp-Radiator-Part 1 Of 2
8p4490 Track Adjuster And Recoil Group
8P***90Track Adjuster And Recoil Group1
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9p7406 Track Roller And Idler Cap Group-8 Required
8p4683 Track Idler Group-4 Required
9p7405 Track Roller Cap Group-32 Required
7g0040 Track Roller Frame Group-Telescoping Recoil-Part 2 Of 2
7g0040 Track Roller Frame Group - Part 2 Of 2
7g0112 Telescoping Recoil Frame Group-Part 2 Of 2
7g112 Track Roller Frame Group-Telescoping Recoil-Part 2 Of 2
7g0040 Track Roller Frame Group-Telescoping Recoil-Part 1 Of 2
7g0040 Track Roller Frame Group-Part 1 Of 2
7g0040 Track Roller Frame Group - Part 1 Of 2
7g0040 Track Roller Frame Group-Part 2 Of 2
7g0112 Telescoping Recoil Frame Group-Part 1 Of 2
7g112 Track Roller Frame Group-Telescoping Recoil-Part 1 Of 2
8p4684 Track Roller Group-Double Flange-8 Required
8p4685 Track Roller Group-Single Flange-8 Required
3p8676 Transmission Guard And Drawbar Group
3P***76Transmission Guard And Drawbar Group1
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6t1187 Track Idler Cap Group-8 Required
3t1249 Track Idler Cap Group-8 Required
9g8519 Track Idler Cap Group-8 Required
9g379 Counterweight Group-4100 Kg (9040 Pounds)-Rear Mounted
9g376 Front Counterweight Group-3311 Kg (7300 Pounds)
9g1329 Support And Fender Group-Part 1 Of 2
9g1329 Support And Fender Group-Part 2 Of 2
9g906 Hood & Guard Gp-Part 1 Of 2
9g906 Hood & Guard Gp-Part 2 Of 2
9g906 Hood And Guard Group-Part 2
9g906 Hood And Guard Group-Part 1
9g8291 Track Idler Group-4 Required
3t3364 Track Idler Group-4 Required
7t2176 Track Idler Group
9w4324 Idler Gp-Track
9g5509 Track Link Assembly
9w2747 Link As-Track
9w5824 Link As-Track
7t0879 Track Link Assembly
3t2730 Pivot Shaft Lubrication Group
9g1327 Platform Group-Part 2
9g1327 Platform Gp-Part 1 Of 2
9g1327 Platform Gp-Part 2 Of 2
9g1327 Platform Group-Part 1
3t9530 Track Roller Group-Double Flange-8 Required
3t9535 Track Roller Group-Single Flange-8 Required
9g7606 Track Roller Group-Double Flange-8 Required
9G***06Roller Group-Track-Double Flange1
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9g7607 Track Roller Group-Single Flange-8 Required
9G***07Roller Group-Track-Single Flange1
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7t1826 Track Roller Gp
7T***26Roller Group-Track-Single Flange1
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7t0884 Track Group-762 Mm (30 In.) Grouser Shoe
3T***80Shoe45
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
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7t0885 Track Group-915 Mm (36 In.) Grouser Shoe
3T***55Shoe45
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
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7t0882 Track Group-810 Mm (31 In.) Grouser Shoe
3T***52Shoe (Master)1
3T***53Shoe45
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
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9g5510 Track Group-712 Mm (28 In.) Grouser Shoe
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
9G***09Link As-Track1
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9g5512 Track Group-812 Mm (32 In.) Grouser Shoe
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
9G***09Link As-Track1
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9w5820 Track Gp
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
9W***96Shoe (Master)1
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9w5822 Track Gp
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
9W***97Shoe (Master)1
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7t0883 Track Group-812 Mm (32 In.) Grouser Shoe
3T***78Shoe48
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
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9g5513 Track Group-812 Mm (32 In.) Grouser Shoe
3T***53Shoe45
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
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7t0881 Track Group-712 Mm (28 In.) Grouser Shoe
3T***76Shoe45
3T***77Shoe (Master)1
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
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9w5823 Track Gp
5P***68Bolt-Track; (1 1/8-12x4.21 Unjf Thd)180
5P***21Nut-Track; (1 1/8-12 Thd)180
9W***99Shoe (Master)1
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3g7702 Trunnion And Crankcase Guard Group
Cooling System
3g6877 By-Pass Valve Group-Cooler
4n9752 Engine Oil Cooler Group
4n9671 Fumes Disposal Group
7n9182 Cooler Gp-Hydraulic Oil
8n0196 Heater Gp-Jacket Water
4n9588 Radiator Gp-Part 1 Of 2
7n9061 Radiator Group
4n9588 Radiator Group-Part 1
4n9588 Radiator Gp-Part 2 Of 2
7n9061 Radiator Gp
4n9588 Radiator Group-Part 1 0f 2
4n9588 Radiator Group-Part 2
4n9589 Fan Gp-Suction
4n9590 Cooler Gp-Transmission Oil
8s6180 Breather Group
8S***80Breather Group; Breather And Fumes Disposal Group1
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4w8286 Conversion Gp-Radiator Core Stiffener
4w5363 Core Gp-Oil Cooler*R
4W***63Core Group-Oil Cooler; -Transmission1
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2s6096 Cover Gp-Protection-Radiator Cap
2S***96Cover Group-Protection; Protection Cover Group-- Radiator Cap1
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1n3599 Protection Cover Group-Radiator Cap
1N***99Cover Group-Protection; Radiator Cap Protection Cover Group1
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8n4338 Water Lines Group-Part 1 Of 3
8n4338 Water Lines Group-Part 2 Of 3
8n4338 Water Lines Group-Part 3 Of 3
8n4340 Turbocharger Water Lines Group
6n6366 Water Pump Group*R
6N***66Pump Group-Water; Water Pump Group1
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7n3207 Radiator Group
8n4339 Water Aftercooler Group
Engine Arrangement
4n8927 Engine Arrangement-Part 1
4N***18Crankshaft Group1
4N***81Trunnion Group-Engine1
4N***60Valve-Mechanism Group1
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4n8927 Engine Ar-Part 2 Of 2
2S***62Plug & Wiring Group-Glow; Glow Plug And Wiring Group1
2W***40Conversion Group-Exhaust Manifold1
2W***05Repair Group-Exhaust Manifold1
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Fuel System And Governor
8p3568 Lines & Fuel Filter Gp-Part 1 Of 2
8p3568 Lines & Fuel Filter Gp-Part 2 Of 2
8p3568 Fuel Filter And Lines Group-Part 1
8p3568 Fuel Filter And Lines Group-Part 2
8p3568 Lines & Fuel Filter Gp-Part 1 Of
7n764 Fuel Filter Group
6n3405 Fuel Filter Lines Group
4n9919 Fuel Injection Lines Group-Part 2
4n9919 Fuel Injection Lines Group-Part 1
7n9237 Fuel Ratio Control Group
3p6330 Fuel Tank Group-1457 L (385 Gal.)
3p6330 Tank Gp-Fuel
7n794 Fuel Transfer Pump Group
6n3406 Fuel Transfer Pump Group
4n9922 Governor And Fuel Injection Pump Group
4N***22Governor And Fuel Injection Pump Group1
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7n3163 Governor Gp-Part 1 Of 4-Type 3
7n3163 Governor Gp-Part 4 Of 4-Type 3
7n3163 Governor Group-Part 1 Of 4-Type 2
7n3163 Governor Group-Part 4 Of 4-Type 2
7n3163 Governor Group-Part 1 Of 4-Type 1
7n3163 Governor Group-Part 3 Of 4-Type 2
7n3163 Governor Gp-Part 2 Of 4-Type 3
7n3163 Governor Group-Part 3 Of 4-Type 1
7n3163 Governor Gp-Part 3 Of 4-Type 3
7n3163 Governor Group-Part 2 Of 4-Type 2
7n3163 Governor Group-Part 4 Of 4-Type 1
7n3163 Governor Group-Part 2 Of 4-Type 1
7n5302 Torque Control Group
9g378 Fast Fill Fuel Adapter Group-Type 2
9g377 Fast Fill Fuel Adapter Group
9g378 Fast Fill Fuel Adapter Group-Type 1
1p8678 Fuel Tank Cap Protection Cover Group
1P***78Cap Group-Protection; Protection Cover Group Fuel Tank Cap1
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7n5486 Fuel Ratio Control Group-Type 2*R
7n5486 Fuel Ratio Control Group-Type 1*R
9g773 Governor And Decelerator Control Group-Part 1
9G***73Control Group-Gov & Decelerator1
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9g773 Governor And Decelerator Control Group-Part 2
9G***73Control Group-Gov & Decelerator1
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4n6680 Variable Timing Drive Group
8n4345 Governor Control Group
6t0745 Guard Gp-Vandalism
6T***45Guard Group-Vandalism; Vandalism Guard Group -- Fuel Drain Lock1
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9g8915 Fuel Heater Group
8n4328 Fuel Filter Lines Group
4n6712 Fuel Injection Pump Group-Part 1-Type 1
4n6712 Fuel Injection Pump Group-Part 2-Type 1
4n6712 Fuel Injection Pump Group-Part 2-Type 2
4n6712 Fuel Injection Pump Group-Part 1-Type 2
Hydraulic System
3g5079 Valve Gp-Control-Bulldozer & Tilt-Part 2 Of 3
3G***79Bulldozer & Tilt Control Valve Group1
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3g5079 Valve Gp-Control-Bulldozer & Tilt-Part 1 Of 3
3G***79Bulldozer & Tilt Control Valve Group1
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3g5079 Valve Gp-Control-Bulldozer & Tilt-Part 3 Of 3
3G***79Bulldozer & Tilt Control Valve Group1
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9j7015 Fan Pump Group
9j8248 Gear Motor Group-Hydraulic Fan
9j455 Gear Pump Group-Implement
8p3476 Hydraulic Control Arrangement-Cushion Dozer
3G***79Bulldozer & Tilt Control Valve Group1
8P***09Lift Cylinder Lines Group1
8P***76Hydraulic Control Arrangement1
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9g2616 Hydraulic Control Arrangement-4 Valve
3G***54Tilt, Ripper And Adjustable Ripper Valve Group1
3G***79Bulldozer & Tilt Control Valve Group1
3G***11Ripper Control Valve Group1
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9g2615 Hydraulic Control Arrangement-3 Valve
3G***53Ripper And Ripper Tip Valve Group1
3G***79Bulldozer & Tilt Control Valve Group1
3G***11Ripper Control Valve Group1
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8p3478 Hydraulic Control Ar
3G***79Bulldozer & Tilt Control Valve Group1
3P***93Pump Lines Group1
6P***08Implement Linkage Group1
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8p3477 Hydraulic Control Arrangement-Cushion Dozer & Adjustable Ripper
3G***53Ripper And Ripper Tip Valve Group1
3G***79Bulldozer & Tilt Control Valve Group1
3G***11Ripper Control Valve Group1
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8p3479 Hydraulic Control Arrangement-Straight Or Universal Bulldozer,
3G***54Tilt, Ripper And Adjustable Ripper Valve Group1
3G***79Bulldozer & Tilt Control Valve Group1
3G***11Ripper Control Valve Group1
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8p3485 Lines Gp-Hydraulic Fan-Top View
8p3485 Lines Gp-Hydraulic Fan-Side View
4n9611 Motor Gp-Hydraulic Fan
3g9775 Hydraulic Tank And Filter Group-Part 1
3G***75Hydraulic Tank And Filter Group1
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3g9775 Hydraulic Tank And Filter Group-Part 2
3G***75Hydraulic Tank And Filter Group1
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8p3481 Implement Linkage Group-Dozer
6p8908 Implement Linkage Group-Bulldozer & Tilt
3g5081 Housing Gp-Lever
8p0409 Lift Cylinder Lines Group-Part 1 Of 2-Type 2
8p0409 Lift Cylinder Lines Group-Part 1 Of 2-Type 1
8p0409 Lift Cylinder Lines Group-Part 2 Of 2-Type 1
8p0409 Lift Cylinder Lines Group-Part 2 Of 2-Type 2
9g2617 Pin Puller Lines And Valve Group
9G***17Pin Puller Lines And Valve Group1
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9j9305 Valve Gp-Pressure Control
8p3480 Pump Lines Group-Part 2
3p8693 Pump Lines Group-Part 3 Of 3
3p8693 Pump Lines Group-Part 2 Of 3
8p3480 Pump Lines Group-Part 1
3p8693 Pump Lines Group-Part 1 Of 3
3g653 Ripper And Ripper Tip Valve Group
3G***53Ripper And Ripper Tip Valve Group1
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3g8611 Ripper Control Valve Group
8p3482 Ripper Lines Group-Part 1 Of 2
8p3482 Ripper Lines Group-Part 2 Of 2
3g3844 Servo Valve Group
8p3483 Tilt Cylinder Lines Group
3g6745 Tilt Cylinder Lines Group
3g654 Tilt, Ripper And Adjustable Ripper Valve Group
3G***54Tilt, Ripper And Adjustable Ripper Valve Group1
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3g8610 Valve Group
3g5080 Valve Group
9j1773 Valve Gp
8j7488 Blade Tilt Valve Group
3t1864 Hydraulic Control Arrangement-2 Valve
3G***79Bulldozer & Tilt Control Valve Group1
3P***93Pump Lines Group1
3T***63Lines Group-Tilt Cylinder1
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6t2433 Control Ar-Hydraulic
3G***54Tilt, Ripper And Adjustable Ripper Valve Group1
3G***79Bulldozer & Tilt Control Valve Group1
3G***11Ripper Control Valve Group1
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6t2435 Control Ar-Hydraulic
3G***54Tilt, Ripper And Adjustable Ripper Valve Group1
3G***79Bulldozer & Tilt Control Valve Group1
3G***11Ripper Control Valve Group1
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4t4312 Cylinder Ar-Tilt-Twin
4T***10Cylinder Group1
4T***11Cylinder Group1
4T***88Link Group-Stabilizer1
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9j2958 Bulldozer Lift Cylinder Group-R.H.-178 Mm (7 In.) Bore X 1760 Mm
4t3211 Cylinder Gp-Tilt-L. H.-266.7mm (10.5 : ) Bore X
4t3210 Cylinder Gp-Tilt-R. H.-266.7mm (10.5") Bore X
9j2959 Bulldozer Lift Cylinder Group-L.H.-178 Mm (7 In.) Bore X 1760 Mm
1u3373 Cylinder Gp-Hydraulic
3g2222 Cylinder Gp-Ripper Lift-L.H.-Type 2
3g2221 Cylinder Gp-Ripper Lift-R.H.-Type 2
3g2222 Cylinder Gp-Ripper Lift--L.H.
3g2221 Cylinder Gp-Ripper Lift-R.H
3g2220 Cylinder Gp-Ripper Tilt
1u2711 Cylinder Gp-Bulldozer Tilt (Change 0)
1U***11Cylinder Group-Tilt; -Bulldozer1
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4t8666 Housing Gp-Lever
3t1865 Hydraulic Control Arrangement-4 Valve
3G***54Tilt, Ripper And Adjustable Ripper Valve Group1
3G***79Bulldozer & Tilt Control Valve Group1
3G***11Ripper Control Valve Group1
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3t1866 Hydraulic Control Arrangement-4 Valve
3G***54Tilt, Ripper And Adjustable Ripper Valve Group1
3G***79Bulldozer & Tilt Control Valve Group1
3G***11Ripper Control Valve Group1
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1u901 Attachment Lines Group-Type 2
1U***01Lines Group-Attachment; Attachment Lines Group1
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1u901 Attachment Lines Group-Type 1
1U***01Lines Group-Attachment; Attachment Lines Group1
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2v1977 Lines Gp-Bucket Cylinder
2V***77Lines Group-Bucket Cylinder; Bucket Cylinder Lines Group1
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2v1976 Lines Gp-Bucket Cylinder
2V***76Lines Group-Bucket Cylinder; Bucket Cylinder Lines Group1
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3t8328 Lift Cylinder Lines Group
6t2428 Lines Gp-Pump-Part 3 Of 3
6t2428 Lines Gp-Pump-Part 1 Of 3
6t2428 Lines Gp-Pump-Part 2 Of 3
3g7055 Ripper Lines Group
3G***55Lines Group-Ripper; Ripper Lines Group1
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3g7052 Ripper Lines Group
3G***52Lines Group-Ripper; Ripper Lines Group1
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6t2427 Lines Gp-Tilt Cylinder-Dual-Part 2 Of 3
6t2427 Lines Gp-Tilt Cylinder-Dual-Part 1 Of 3
6t2427 Lines Gp-Tilt Cylinder-Dual-Part 3 Of 3
1u3760 Lines Gp-Tilt Cylinder-Part 2 Of 2
1u3760 Tilt Cylinder Lines Group-Part 2 Of 2
3t1863 Tilt Cylinder Lines Group-Part 2
4t4311 Lines Gp-Tilt Cylinder-Twin-Part 2 Of 2
3t1863 Tilt Cylinder Lines Group-Part 1
4t4311 Lines Gp-Tilt Cylinder-Twin-Part 1 Of 2
1u3760 Tilt Cylinder Lines Group-Part 1 Of 2
1u3760 Lines Gp-Tilt Cylinder-Part 1 Of 2
4t6066 Motor Gp-Fan Drive
9j2604 Cylinder Mounting Group
9J***04Mounting Group-Cylinder; Cylinder Mounting Group1
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4t7326 Valve & Piston Gp
4t2580 Piston & Valve Gp
3p6464 Valve & Cylinder Group-L.H.-Type 2
3P***64Valve & Cylinder Group; Lift Cylinder & Valve Group L.H.1
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3p6464 Bulldozer Lift Cylinder And Valve Group-L.H.-Type 1
3P***64Valve & Cylinder Group; Lift Cylinder & Valve Group L.H.1
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3p6463 Bulldozer Lift Cylinder And Valve Group-R.H.-Type 1
3P***63Valve & Cylinder Group; Lift Cylinder & Valve Group R.H.1
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3p6463 Bulldozer Lift Cylinder And Valve Group-R.H.-Type 2
3P***63Valve & Cylinder Group; Lift Cylinder & Valve Group R.H.1
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4t4148 Valve Gp-Control
3g9668 Pin Puller Control Valve Group
8j7499 Ripper And Ripper Tip Pilot Valve Group
8j7494 Blade Tilt Pilot Valve Group
5j4845 Quick Drop Valve Group-External
4t4150 Valve Gp-Relief
3g9895 Breaker Relief Valve Group
6t6656 Valve Gp-Solenoid
6t0466 Valve Gp-Solenoid
Implements
8p0922 Implement Linkage Group
9j4536 Ripper Arrangement
3G***60Ripper Group; Ripper Group1
4B***58Screw (Identification Plate) Mounting2
5P***27Plate, Serial Number; On Right Hand Ripper Mounting Bracket1
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9j62 Ripper Arrangement
3G***55Ripper Group; Ripper Group1
4B***58Screw (Identification Plate) Mounting2
5P***27Plate, Serial Number; On Right Hand Ripper Mounting Bracket1
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3g1347 Push Arm Gp-Part 2 Of 2
3g1347 Push Arm Group-Part 2
3g1347 Push Arm Group-Part 1
3g1347 Push Arm Gp-Part 1 Of 2
1u4935 Bit And Cutting Edge Group
4t79 Bit And Cutting Edge Group
4t0080 Bit And Cutting Edge Group
1u4934 Bit And Cutting Edge Group
4t615 Bit And Cutting Edge Group-Field Installation
4T***15Bit And Cutting Edge Group-Field Installation1
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4t616 Bit And Cutting Edge Group-Field Installation
4T***16Bit And Cutting Edge Group-Field Installation1
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9w0431 Blade As-Universal
9j4595 Cushion Blade Group
3g400 Straight Blade Group
1u4304 Straight Blade Group
1u4304 Blade Gp-Straight
4t7665 Blade Gp-Straight
4t7535 Straight Blade Group
9j2363 Universal Blade Group
4t7624 Blade Gp-Universal
3g6032 Brace Group
4t9716 Brace Gp-Bulldozer
3g6698 Bulldozer Arrangement-Cushion
3G***98Bulldozer Ar1
3G***02Trunnion & Guard Group1
3P***63Valve & Cylinder Group; Lift Cylinder & Valve Group R.H.1
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9j2360 Universal Bulldozer Arrangement
1U***60Lines Group-Tilt Cylinder1
3G***47Arm Group-Push-Stabilizer1
3G***45Tilt Cylinder Lines Group1
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9j4645 Cushion Bulldozer Arrangement
4B***58Screw (Identification Plate) Mounting2
5P***20Plate-Serial Number-9u Bulldozer 19y1-Up1
9J***95Blade Group; Blade Group1
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1u3715 Straight Bulldozer Arrangement
1U***15Bulldozer Ar-Straight1
1U***60Lines Group-Tilt Cylinder1
1U***04Blade Group-Straight1
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1u3769 Bulldozer Ar-Straight
1U***60Lines Group-Tilt Cylinder1
1U***69Bulldozer Ar-Straight1
1U***04Blade Group-Straight1
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4t7536 Straight Bulldozer Arrangement-Wear Plated
1U***60Lines Group-Tilt Cylinder1
1U***18Push Arm Group-Stabilizer1
4T***35Blade Group-Straight1
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4t7267 Bulldozer Ar-Straight-Push Plate
1U***60Lines Group-Tilt Cylinder1
1U***18Push Arm Group-Stabilizer1
4T***67Bulldozer Ar-Straight1
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9j2359 Universal Bulldozer Arrangement
1U***60Lines Group-Tilt Cylinder1
3G***47Arm Group-Push-Stabilizer1
3P***63Valve & Cylinder Group; Lift Cylinder & Valve Group R.H.1
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4t7625 Bulldozer Ar-Universal-Wear Plated
1U***60Lines Group-Tilt Cylinder1
3G***47Arm Group-Push-Stabilizer1
4T***24Blade Group-Universal1
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9j7504 Straight Bulldozer Arrangement
3P***63Valve & Cylinder Group; Lift Cylinder & Valve Group R.H.1
3P***64Valve & Cylinder Group; Lift Cylinder & Valve Group L.H.1
9J***04Mounting Group-Cylinder; Cylinder Mounting Group1
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9j7503 Straight Bulldozer Arrangement
3G***00Blade Group1
3G***45Tilt Cylinder Lines Group1
4B***58Screw (Identification Plate) Mounting2
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9j4615 C-Frame Group
9j1908 Ripper Frame Group-Multi-Shank-Type 1
9J***08Frame Group-Ripper; Ripper Frame Group1
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9j1908 Ripper Frame Group-Multi Shank-Type 2
9J***08Frame Group-Ripper; Ripper Frame Group1
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9j4538 Ripper Frame Group-Single Shank-Type 2
9J***38Frame Group-Ripper; Ripper Frame Group1
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9j4538 Ripper Frame Group-Single Shank-Type 1
9J***38Frame Group-Ripper; Ripper Frame Group1
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4t7070 Rock Guard Gp
4t8117 Rock Guard Group
9j2585 Link Gp
1u3777 Link Gp-Stabilizer
4t3988 Link Gp-Stabilizer
6t1749 Implement Linkage Group-Type 1
6t1749 Implement Linkage Group-Type 2
9j1906 Ripper Mounting Group-Type 1
9J***06Mounting Group-Ripper; Mounting Group1
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9j1906 Ripper Mounting Group-Type 2
9J***06Mounting Group-Ripper; Mounting Group1
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4t3496 Push Plate Group
9j4542 Pin Puller Group
9J***42Puller Group-Pin; Puller Pin Group1
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1u4317 Push Arm Group-R.H.
9j2656 Push Arm Group-Straight Blade-Part 1
9j2656 Push Arm Group-Straight Blade-Part 2
1u3722 Push Arm Group-L.H.
1u4318 Arm Gp-Push
9j1905 Ripper Arrangement-Multi-Shank
3G***20Cylinder Group-Ripper Tilt2
3G***21Cylinder Group-Ripper Lift1
3G***22Cylinder Group-Ripper Lift1
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9j4537 Ripper Arrangement-Single Shank
1U***01Lines Group-Attachment; Attachment Lines Group1
1U***73Cylinder Group1
3G***20Cylinder Group-Ripper Tilt2
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3g5555 Ripper Gp
3g5560 Ripper Gp
3g5560 Ripper Group
3g5555 Ripper Group
Ripper Tips-Field Installation
1U***01Ripper Tip-.37 M (14.7 In.) Long0
1U***02Ripper Tip-.42 M (16.7 In.) Long0
4T***01Ripper Tip-375 mm (14.7 In.) Long0
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7n9179 Handle & Switch Group
9j2608 Trunnion Gp
Lubrication System
7n4020 Oil Lines Group
7n4020 Lines Gp-Engine Oil
7n4020 Lines Gp-Oil
8n1927 Engine Oil Pump Group
8n5853 Pump Gp-Engine Oil
8n4337 Iol Filler Group
7n4019 Filter Gp-Oil
1w1421 Vandalism Protection Group-Oil Level Gauge
1W***21Protection Group-Vandalism; Vandalism Protection Group -- Engine Oil Level Gage1
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8n5912 Vandalism Protection Group-Oil Level Gauge
5n6435 Oil Filler Cap Protection Cover Group
5N***35Cover Group-Oil Filler Cap Protn1
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2s3025 Oil Filler Cap Protection Cover Group
2S***25Cover Group-Protection; Protection Cover Group1
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8n4336 Oil Level Gauge Group
8N***36Gauge Group-Oil Level (Dipstick)1
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3t5422 High Speed Oil Change Group
9g4205 High Speed Oil Change Group
Power Train-Power Transmission Unit
7g63 Bevel And Transfer Gear Group-Part 2
3t4393 Bevel And Transfer Gear Group-Part 1
7g63 Bevel And Transfer Gear Group-Part 1
3t4393 Bevel And Transfer Gear Group-Part 2
7g0110 Drive Gp-Final-Part 1 Of 2
7g0110 Drive Gp-Final-Part 2 Of 2
9g9906 Final Drive Gp-Part 2 Of 2*R
9g9906 Final Drive Gp-Part 1 Of 2*R
7g0061 Final Drive Group-Part 2 Of 2
7g0061 Final Drive Group-Part 1 Of 2
3p7793 Gear Pump Group
7g64 Main Drive Shaft Group
3p7555 Planetary Gp-Part 2 Of 3
3p7555 Planetary Gp-Part 1 Of 3
3p7555 Planetary Gp-Part 3 Of 3
3p7555 Planetary Transmission Group-Part 1 Of 3
3p7555 Planetary Transmission Group-Part 3 Of 3
3p7555 Planetary Transmission Group-Part 2 Of 3
3p8689 Power Train Cooler Lines Group-Part 1 Of 3
3p8689 Power Train Cooler Lines Group-Part 2 Of 3
3p8689 Power Train Cooler Lines Group-Part 3 Of 3
7g326 Power Train Oil Lines Group-Part 2 Of 5
7g0326 Lines Gp-Powertrain Oil-Part 1 Of 5
7g326 Power Train Oil Lines Group-Part 5 Of 5
7g0326 Lines Gp-Powertrain Oil-Part 3 Of 5
7g0326 Lines Gp-Powertrain Oil-Part 4 Of 5
7g0326 Lines Gp-Powertrain Oil-Part 5 Of 5
7g0326 Lines Gp-Powertrain Oil-Part 2 Of 5
7g326 Power Train Oil Lines Group-Part 4 Of 5
7g326 Power Train Oil Lines Group-Part 1 Of 5
7g326 Power Train Oil Lines Group-Part 3 Of 5
3g2893 Power Train Tank And Filter Group-Part 1
3g2893 Power Train Tank And Filter Group-Part 2
7g667 Priority Valve Group
7g62 Drive Gp-Pump
7g62 Pump Drive Group
9p9907 Relief Valve Group
3p8690 Linces Gp-Scavenge-Part 2 Of 2
3p8690 Lines Gp-Scavenge-Part 1 Of 2
6p6423 Selector And Pressure Control Valve Group
6P***23Selector And Pressure Control Valve Group; -Selector & Press Control1
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7g9571 Selector And Pressure Control Valve Group
7G***71Selector And Pressure Control Valve Group1
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7g6507 Sprocket Segment Group
6p6411 Torque Converter Group
6p6412 Torque Converter Gp
6p6910 Torque Converter Group
7g1564 Torque Converter Inlet Relief Valve Group
3p7556 Transmission Arrangement
3p7557 Transmission Case And Covers Group
3P***57Transmission Case And Covers Group1
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9p9606 Control Gp-Transmission-Linkage-Part 1 0f 2
9p9606 Control Gp-Transmission-Linkage-Part 2 Of 2
9p9606 Transmission Control Group-Linkage-Part 1
9p9606 Transmission Control Group-Linkage-Part 2
6p6422 Transmission Hydraulic Control Group
6P***22Transmission Hydraulic Control Group1
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9p9962 Transmission Pump Group
3p7794 Transmission, Converter & Steering Clutch Scavenge Pump Group
3t8702 Steering Brake & Clutch Gp
5d1900 Hydraulic Tank Cap Protection Cover Group
6g8390 Hydraulic Tank Cap Protection Cover Group
9p856 Transmission Filter Group
7t8482 Repair Gp-Carrier
3P***72Cup-Roller Bearing2
5P***53Bolt-Locking; (5/8-11x1.5-In)2
5P***63Cone-Roller Bearing2
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9g8021 Universal Joint Group
3t550 Bypass Valve Group
3t551 Bypass Valve Group
3p349 Torque Converter Outlet Relief Valve Group
7n2128 Yoke Group
Service Equipment And Supplies
8k4748 Fire Extinguisher Group-Type 2
8k4748 Fire Extinguisher Group-Type 1
Gasket Kits
5P***89Single Cylinder Liner0
5P***16Water Pump0
5P***20Oil Pump0
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9g2416 Gauge Gp-Temperature
8f9866 Grease Gun Group
3t8432 Fire Extinguisher Mounting Group
3T***32Mounting Group-Fire Extinguisher1
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Name Plates And Films
1P***80Film; (Cat)(Cat)2
3N***90Plate Serial Number; On R.H. Rear Bank Of Cylinder Block As Viewed From Rear Of Engine1
4B***58Screw (Identification Plate) Mounting10
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9s7977 Hand Tool Group
Starting And Electrical System
3p8655 Alternator Group
7n8550 Starting Motor Gp-Electric
7n8550 Electric Starting Motor Group
7n6056 Electrical Starting Motor Group-Part 3 Of 3
7n6056 Electric Starting Motor Group-Part 1 Of 3
7n6056 Electric Starting Motor Group-Part 2 Of 3
8n1340 Electrical Shut-Off Group
3p8657 Lighting Group
7g8994 Alarm Gp
9g9813 Alarm Gp
9G***13Alarm Group; -Action-Action, Engine Overspeed1
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5s9088 Alternator Group-24 Volt, 50 Ampere-Part 2*R
5s9088 Alternator Group-24 Volt, 50 Ampere-Part 1*R
9g1241 Battery & Wiring Gp-Part 8 Of 8
9g1241 Battery & Wiring Gp-Part 2 Of 8
9g1241 Battery & Wiring Gp-Part 1 Of 8
9g1241 Battery & Wiring Gp-Part 7 Of 8
9g1241 Battery & Wiring Gp-Part 5 Of 8
9g1241 Battery & Wiring Gp-Part 6 Of 8
9g1241 Battery & Wiring Gp-Part 4 Of 8
9g1241 Battery & Wiring Gp-Part 3 Of 8
9d630 Dust Cover Group
9g2152 Harness Assembly
6t1756 Harness As
9g2151 Harness Assembly
9g2153 Harness Assembly-Engine
9g2154 Harness Assembly-Dash
1m1882 Flood Lamp Group-24 Volt
1m3379 Head Lamp Assembly-24 Volt
2s3262 Glow Plug And Wiring Group-24 Volt
2S***62Plug & Wiring Group-Glow; Glow Plug And Wiring Group1
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3t8635 Solenoid As
3t3421 Solenoid As
7t8854 Solenoid As-Starting Motor-24 Volt
3t8951 Starting Motor Gp-Electric-Part 1 Of 3
6t0646 Starting Motor Gp-Electric-Part 1 Of 2
6T***46Starting Motor Group-Electric; Electric Starting Motor Group1
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7t9162 Starting Motor Gp-Electric-Part 2 Of 3
7T***62Starting Motor Group-Electric; Electric Starting Motor Group1
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3t2784 Starting Motor Gp-Electric-24 Volt-Part 1 Of 3
3t8951 Starting Motor Gp-Electric-Part 2 Of 3
7t9162 Starting Motor Gp-Electric-Part 3 Of 3
7T***62Starting Motor Group-Electric; Electric Starting Motor Group1
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3t8951 Starting Motor Gp-Electric-Part 3 Of 3
7t9162 Starting Motor Gp-Electric-Part 1 Of 3
7T***62Starting Motor Group-Electric; Electric Starting Motor Group1
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3t2784 Starting Motor Gp-Electric-24 Volt-Part 2 Of 3
3t2784 Starting Motor Gp-Electric-24 Volt-Part 3 Of 3
6t0643 Starting Motor Gp-Electric*R
3T***51Starting Motor Group-Electric1
6T***43Starting Motor Group-Electric1
6T***46Starting Motor Group-Electric; Electric Starting Motor Group1
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6t0646 Starting Motor Gp-Electric-Part 2 Of 2
6T***46Starting Motor Group-Electric; Electric Starting Motor Group1
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4m1812 Solenoid Switch Assembly
7n4160 Switch Gp-Heat Start
7n719 Disconnect Switch Assembly
7N***19Switch Group-Disconnect; -Battery1
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8n5627 Coolant Flow Switch Group
2g9000 Fast Fill Adapter Group
6t3194 Wiring Gp
9w1972 Wiring Gp-Alternator
9W***47Harness As1
9W***48Harness As1
9W***49Harness As-Dash1
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Steering Clutches And Brakes
7g0060 Brake & Clutch Gp-Steering
3t8702 Steering Brake & Clutch Gp
9g1328 Steering Clutch And Brake Control Group-Part 2 Of 4
9g1328 Steering Clutch And Brake Group-Part 2 Of 4
9g1328 Steering Clutch & Brake Control Group-Part 4 Of 4
9g1328 Steering Clutch & Brake Control Group-Part 3 Of 4
9g1328 Steering Clutch And Brake Control Group-Part 4 Of 4
9g1328 Steering Clutch & Brake Control Group-Part 2 Of 4
9g1328 Steering Clutch & Brake Control Group-Part 1 Of 4
9g1328 Steering Clutch And Brake Control Group-Part 1 Of 4
9g1328 Steering Clutch And Brake Control Group-Part 3 Of 4
8g1328 Steering Clutch And Brake Group-Part 3 Of 4
7t8283 Conversion Gp-Steering Valve
9g9643 Valve Group-Control-Part 2 Of 3
9g5849 Control Valve Group-Part 3 Of 3
9g9643 Valve Group-Control-Part 3 Of 3
9g5849 Control Valve Group-Part 1 Of 3
9g9643 Valve Group-Control-Part 1 Of 3
9g5849 Control Valve Group-Part 2 Of 3

D10 serial number reference

On the first-generation D10, the PIN/serial plate is at the rear of the machine, high up on the left frame rail end (it can be hidden by a ripper attachment if one is fitted); the number is also stamped into the frame rail as a backup. The serial reads as a 3-character prefix (84W or 76X) followed by a sequential unit number, e.g. 84W610 or 76X359 - the prefix identifies gauge/configuration (84W standard gauge, 76X narrow gauge), and the trailing digits place the unit in that prefix's production run. Confirm exact plate placement against the machine's operator manual, since ripper add-ons or repaints can obscure it.

PrefixIdentifies
84WD10 (original first-generation, 1977-1986), standard/wide gauge
76XD10 (original first-generation, 1977-1986), narrow gauge

Frequently asked questions

What engine powers the original Caterpillar D10?

A Cat D348, a V-12 twin-turbocharged, water-aftercooled diesel rated around 522 kW (700 hp) at 1,800 rpm. There is no electronic engine control; charging is a plain 24V system.

What is the operating weight of the original D10?

Roughly 78,000 to 86,000 kg (172,000 to 190,000 lb). Exact weight varies by track gauge (84W wide vs 76X narrow) and by blade and ripper fitted.

Did the original D10 have a direct successor?

No. Caterpillar built the D10 from 1977 through 1986/87 with no badged follow-on model. Elevated-sprocket development moved up into the D11 line afterward. The D10N/D10R/D10T/D10T2 machines that later reused the D10 name are a separate lineage derived from the D9L, not a continuation of this tractor.

What D10 owners discuss

What powertrain quirk is most often flagged by people who've actually run an original D10?
The recurring theme is exhaust routing on the earliest single-stack machines from the first part of the production run. Heat trapped around the twin-turbocharger housings under that layout is blamed for a string of early field problems, and Caterpillar answered it by switching to a twin-stack layout, one pipe on each side of the hood, from roughly serial number 610 (1980-built machines onward), which lowered turbo-area temperature and improved exhaust flow. A surviving single-stack unit is an early-build machine, and its turbo plumbing and hood venting are worth extra scrutiny before it goes back into heavy service. Have your dealer/qualified shop verify the exhaust and turbocharger installation before running a single-stack machine under full load.
Is thick black exhaust smoke something to worry about on the D348 V-12?
Not by itself. Long-time operators describe the D348 twin-turbo V-12 as a heavy smoker under load and at low RPM, clearing up noticeably once the engine settles into a steady working speed or the operator backs off the decelerator. That behavior is consistent with the mechanically-governed unit-injection fuel system of this era rather than a defect on its own. Smoke that stays heavy at steady working RPM, or that turns blue or white and comes with noticeably heavy crankcase breathing, is the pattern owners treat as a sign of injection, ring, or general wear rather than normal D348 character. Have your dealer/qualified shop verify.
What's the state of parts support for the original D10's engine today?
Community consensus is that the D348 engine, not the dozer's structure, is the weak point for long-term ownership. Owners describe D348 parts as increasingly scarce, down to matching a non-standard main bearing from a used take-out engine rather than ordering new stock, and some have repowered original 84W/76X machines with a Cat 3508 rather than keep chasing D348 supply. Because the 3508 also uses mechanically-governed injection, the swap is considered mechanically feasible, but it is described as a major undertaking rather than a bolt-in job: the D348 carries accessory drives directly off the engine, so a repower needs a fabricated connecting arrangement and careful attention to engine alignment relative to the torque converter and final drives. Note also that no factory "D10L" model exists; a dozer badged that way is a relabeling of a standard 84W or 76X D10, not a Caterpillar variant. Have your dealer/qualified shop verify.
How does the elevated-sprocket (high-drive) undercarriage hold up, and what wear pattern should owners expect?
The high-drive layout is the D10's signature feature, and owner opinion on it is consistently positive: keeping the drive sprocket out of the dirt and running the track frames independent of the final drives is credited with a real cut in shock loading and driveline wear compared with older ground-level-sprocket Cat dozers of the same period. The tradeoff repeatedly mentioned is that wrapping the track around one additional idler changes the wear pattern on the chain itself, so overall undercarriage life does not automatically beat a conventional layout; the sealed-and-lubricated track design was brought in partly to offset that. Field accounts of early, low-serial-number machines run double-shift in severe duty (surface coal mining) describe ongoing track, roller, and idler wear complaints under that cycle, and on tired machines a worn pivot/equalizer area has been reported to let the front idler shift enough to rub the oil cooler. Have your dealer/qualified shop verify.
What early-production issues did the first D10s have, and how were they addressed?
Owners and dealers point to a documented list of early running changes: the single exhaust stack was replaced by the twin-stack layout around serial number 610 (1980), and a strengthened bevel gear case appeared around serial number 720 (1981) to improve drivetrain durability. General complaints noted on early low-serial units under heavy double-shift duty include track wear, engine trouble, and steering/brake issues. Buyers researching a specific unit are advised to check where its serial number falls relative to these known changes before assuming which fixes are already built in. Have your dealer/qualified shop verify.
How does the powershift transmission perform, and what should owners watch for?
Owners describe the powershift as very strong for pushing; one experienced operator recalled second gear alone handling scraper-pushing loads that would need a higher gear on lighter machines, with third gear rarely needed. That surplus of power is also flagged as a hazard: because the machine gives the operator little resistance feedback, it can overpower the load, for example tearing up a scraper bowl floor, if throttle and ground speed aren't managed carefully. General maintenance advice for powershift transmissions of this vintage centers on clutch engagement quality and transmission oil condition, since worn clutch packs and contaminated fluid are the usual causes of slipping in these units. Have your dealer/qualified shop verify.
Does the electrical system have the sensor or electronics problems associated with modern dozers?
No, and that is generally seen as an advantage by owners of these machines. The original D10 predates electronic engine and transmission controls entirely; its charging and starting circuit is a straightforward 24-volt system with a conventional alternator and batteries, and steering/brake actuation is hydraulic rather than electronic. There is no engine control module, harness-driven diagnostics, or sensor network to fail. When electrical complaints do come up, owners trace them to ordinary causes such as corroded battery terminals or grounds, worn starter or alternator brushes, or aged wiring insulation, not sensor or control-module faults. Anyone describing a sensor or module problem on a machine represented as this era should double check it isn't actually a later D10N/D10R/D10T. Have your dealer/qualified shop verify.
What should a buyer check before purchasing a used original D10?
Buyer-advice discussions converge on a few points. Confirm the serial prefix is genuinely 84W or 76X and be wary of anything marketed as a factory "D10L," since Cat never built one. Check whether the machine still has its original single exhaust stack (early-build) or the corrected twin-stack layout, and where its serial falls relative to the later strengthened bevel gear case. Ask directly about engine hours versus total frame hours, since these machines are commonly running on a replacement or rebuilt D348 with far fewer hours than the chassis. On the undercarriage, check track pad thickness against application history and check for movement in the front idler/equalizer area that could indicate rubbing against the oil cooler. Also check brake pad thickness, oil cooler condition, and look for heavy engine breathing or unusually heavy exhaust smoke, cited by owners as signs a given machine was too far gone to put right economically. Given how scarce D348 parts have become, weigh whether ongoing parts support, or an eventual repower, is realistically sustainable before committing. Have your dealer/qualified shop verify with a full pre-purchase inspection of engine, powershift, steering clutches and brakes, and undercarriage.

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

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