Caterpillar 904H
Caterpillarwheel-type loadercompact wheel loader

Caterpillar 904H

Maintenance schedule, common problems & OEM parts breakdown

The Caterpillar 904H is a compact wheel-type loader designed for high performance and versatility in utility applications. This machine features a 52 hp (39 kW) MHI S4Q2-T engine and an operating weight of approximately 9,900 lb (4,490 kg). It utilizes a two-speed closed loop hydrostatic transmission and a Z-bar linkage design. The 904H is equipped with a universal skid steer loader style coupler, allowing it to integrate easily with Cat Skid Steer and Multi Terrain Loader hydromechanical work tools.

The 904H replaced the established 904B model, introducing significant upgrades to the engine, axles, and operator station. Key advancements include improved visibility through a redesigned hood and wider cab glass, alongside enhanced comfort via pilot hydraulics and low-effort controls. In today's used market, the 904H remains highly valued for its ability to expand fleet capabilities by utilizing standard-flow attachments like augers, brooms, and trenchers, making it a critical asset for multi-purpose jobsite operations.

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 904H specifications

Engine

ModelMHI S4Q2-T
Gross Power55 hp (41.1 kW)
Net Power52 hp (38.8 kW)
Displacement153 cu in (2.6 L)
Cylinders4
AspirationTurbocharged
Emissions TierInterim Tier 4

Weights

Operating Weight9,898.8 lb (4,490 kg) to 9,900 lb (4,490.6 kg)
Static Tipping Weight6,613.9 lb (3,000 kg)

Dimensions

Length With Bucket On Ground4,695 mm (15.41 ft)
Width Over Tires5.4 ft (1,645 mm)
Height To Top Of Cab7.85 ft (2,390 mm)
Wheelbase6.24 ft (1,900 mm)
Ground Clearance0.81 ft (245 mm)
Hinge Pin - Max Height10.21 ft (3,110 mm)
Reach At Max Lift And Dump2.19 ft (665 mm)
Bucket Width5.84 ft (1,780 mm)
Dump Clearance At Max Raise7.81 ft (2,380 mm)

Performance

Max Speed - Forward20 km/h (12.5 mph)
Max Speed - Reverse20 km/h (12.5 mph)
Travel Speed 14.3 mph (7 km/h)
Travel Speed 212.4 mph (20 km/h)
Breakout Force3,630.1 kg (8,003 lb)
Rated Bucket Capacity0.7 m³ (0.8 yd³)
Bucket Capacities0.6 m³ - 1.0 m³ (0.8 yd³ - 1.3 yd³)
Full Turn Static Tipping Load - Bucket5,511 lb (2,499.8 kg)
Straight Tipping Load - Bucket6,614 lb (3,000.1 kg)
Rated Operating Load At Full Turn - Bucket2,756 lb (1,250.2 kg)
Rated Operating Load At Full Turn - Forks (80% FTSTL)3,527 lb (1,599.9 kg)
Rated Operating Load At Full Turn - Forks (60% FTSTL)2,646 lb (1,200.3 kg)

Service capacities (summary)

Fuel Tank83 L (22 gal US)
Hydraulic System11 gal (41.7 L) to 11.4 gal (43 L)
Engine Oil2 gal (7.5 L) to 7.6 L
Cooling System2 gal (7.6 L) to 8 L

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

904H fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase (with filter)7.5 L (2 gal US)Cat DEO-ULS; SAE 10W-30 preferred for ambient temperatures between -18°C (0°F) and 40°C (104°F). Use SAE 0W-40 for extreme cold (-40°C) or SAE 50 for hot climates (above 50°C/122°F).
Cooling system8 L (2 gal US)Cat Extended Life Coolant (ELC); protects to -50°C (-58°F).
Fuel tank83 l (22 gal US)
Hydraulic system and tank43 L (11 gal US)Cat HYDO Advanced 10 for cold to moderate temperatures; Cat HYDO Advanced 30 for moderate to hot temperatures.
GreaseCat Multipurpose Grease for low-load/low-speed; Cat Advanced 3Moly Grease for medium-load/medium-speed; Cat Ultra 5Moly Grease for high-load/high-speed.

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

Caterpillar 904H maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil level and condition
  • Inspect hydraulic fluid level via sight glass
  • Verify coolant level and cap integrity
  • Drain water from fuel/water separator
  • Check air filter restriction indicator
  • Inspect tires for condition and inflation
Every 250 h
  • Change engine oil and filter
  • Grease all pivot points including bucket and Z-bar
  • Check transmission oil level
  • Inspect axle oil levels
  • Perform visual inspection of pins and bushings
Every 500 h
  • Replace fuel filter
  • Replace hydraulic return filter
  • Perform battery service and terminal inspection
  • Conduct detailed undercarriage/chassis inspection
  • Test coolant additive concentration (SCA)
Every 1,000 h
  • Perform hydraulic oil sample analysis (S.O.S)
  • Inspect turbocharger for wear or leaks
  • Check torque on ROPS/FOPS mounting bolts
  • Measure component wear on linkage and pins
Every 2,000 h
  • Change hydraulic system oil
  • Perform coolant system flush
  • Service transmission system
  • Conduct comprehensive structural inspection

Servicing the 904H beyond the schedule

Predictive Maintenance & Fluid Analysis

Utilize Cat S.O.S Services to monitor engine oil, hydraulic fluid, and coolant. Analyze samples for wear metals like iron or copper, and contaminants such as silicon (dirt) or sodium (coolant). Regular hydraulic oil sampling helps detect particle counts and oxidation before pump failure occurs. For the 904H, maintaining cleanliness in the closed loop hydrostatic system is vital to prevent valve damage.

Corrective & Common Repairs

Monitor hydraulic hoses for cracks or abrasion to prevent pressure loss. Inspect the universal coupler and attachment pins regularly; worn bushings can degrade breakout force. If hydraulic performance drops, check the 3rd valve flow and relief pressure (207 bar/3,000 psi). Ensure the fuel/water separator is drained frequently to prevent engine stalling or fuel system contamination from water ingress.

Overhaul & Rebuild Points

Plan for major component evaluations during 2,000-hour intervals. Focus on inspecting the turbocharger and evaluating the condition of the hydrostatic transmission components. When rebuilding, check the Z-bar linkage for structural integrity and inspect the heavy-duty axles and outboard planetary reduction gears for excessive play or seal leaks. Replacing worn pins and bushings is essential to restore factory-spec loader precision.

Seasonal & Environment Servicing

In dusty or quarry environments, check the two-stage air cleaner daily and clean radiator fins frequently to prevent overheating. For cold weather operations, utilize engine block heaters (120V) and ensure the use of appropriate fluids. In high-load summer conditions, monitor coolant levels closely to prevent cavitation or liner pitting. Always verify that all electrical connectors remain water-resistant and free from moisture.

904H common service parts

Part numberPart
134-8726Filter Element As-AirCheck fitment →
140-2334Filter Element As-AirCheck fitment →
231-8132Filter Element-Cab AirCheck fitment →
263-5728Filter-OilCheck fitment →
5I-8670Filter-OilCheck fitment →

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

904H fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
110-0Engine Coolant Temperature — Above NormalLow coolant level, thermostat failureInspect cooling system; refill coolant; test thermostat
110-3Engine Coolant Temp Sensor — Voltage HighOpen circuit or sensor failureCheck wiring; replace sensor if confirmed faulty
174-3Engine Fuel Temperature — Voltage Above NormalOpen circuit in sensor wiringInspect harness and replace sensor if necessary
190-8Engine Speed — Abnormal FrequencySpeed sensor air gap, sensor failure, or tone ring damageCheck sensor gap; test speed sensor and tone ring
41-38-Volt DC Supply — Voltage Above NormalShort to power on 8V reference circuitInspect sensors sharing the 8V supply and isolate fault
41-48-Volt DC Supply — Voltage Below NormalShort to ground on 8V reference circuitDisconnect sensors one at a time to locate short
2348-9SAE J1939 Data Link #2 — Abnormal Update RateCAN bus wiring damage or termination faultCheck CAN wiring and measure termination resistance
E360Engine Coolant Temperature — HighLow coolant, failed thermostat, or water pump issueDiagnose cooling system; do not operate until resolved

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

904H attachments & work tools

Buckets and Forks

Standard buckets range from 0.6 m³ to 1.0 m³ (0.8 yd³ to 1.3 yd³). Pallet forks are also available for material handling tasks.

Hydromechanical Work Tools

The machine supports standard-flow tools including augers, brooms, cold planers, stump grinders, and trenchers. Compatible with Cat Skid Steer and Multi Terrain Loader hydromechanical implements.

Specialized Attachments

Available options include blades (angle/dozer), grapples, rakes, tillers, power box rakes, snow blowers, and vibratory compactors.

Coupler and Mounting Systems

Features a universal skid steer loader style quick coupler. Available in standard mechanical or optional hydraulic versions for switching non-powered tools from the cab.

Hydraulic Configuration

Standard auxiliary hydraulic system provides 22 gpm (83 L/min) at 3,000 psi (207 bar). Optional proportional auxiliary hydraulic circuits and work tool wiring harnesses for fourth function control are available.

Factory Configurations and Guarding

Machine can be equipped with a canopy or a full cab with heating and air conditioning. FOPS II rating overhead guards are an available option.

All 904H assemblies by section

Every catalogued assembly group for the Caterpillar 904H. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Air Inlet And Exhaust System
258-6237 Air Cleaner Gp
09***77Valve (Evacuation)1
09***28Indicator-Air Filter Change; (Air Filter Service)1
13***26Filter Element As-Air; (Primary)1
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316-2175 Air Cleaner Gp
09***77Valve (Evacuation)1
09***28Indicator-Air Filter Change; (Air Filter Service)1
13***26Filter Element As-Air; (Primary)1
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311-9570 Extension Gp-Exhaust
27***65Pipe-Extension1
27***66Clamp1
31***70Extension Group-Exhaust1
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319-2023 Extension Gp-Exhaust
26***38Pipe-Extension1
31***23Extension Group-Exhaust1
31***39Support As1
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271-4264 Guard Gp-Exhaust
27***64Guard Group-Exhaust1
27***69Guard As1
8T***00Bolt (M8x1.25x16mm); (M8x1.25x16-mm)2
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326-3252 Lines Gp-Air
09***85Clamp; (Hose)2
13***98Clip1
24***54Clamp-Hose1
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270-3836 Lines Gp-Air
18***36Clamp2
27***36Lines Group-Air1
27***67Hose1
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324-2855 Manifold Gp-Exhaust
25***26Stud4
27***72Gasket; (Exhaust)1
32***44Manifold-Exhaust1
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270-1857 Manifold Gp-Inlet
09***00Washer; (1.5mm Thk)2
27***57Manifold Group-Inlet1
27***36Bolt; (M6x1x20-mm)1
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322-0448 Muffler Gp
26***09Muffler As1
26***56Gasket1
26***90Cover-Insulation1
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324-2856 Turbocharger Gp
09***72Nut8
27***73Gasket1
32***45Turbocharger Group1
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Basic Engine
270-1845 Camshaft Gp
09***28Key1
23***85Plate-Thrust1
27***45Camshaft Group1
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270-3832 Cover Gp-Cylinder Block
11***36Gasket1
27***32Cover Group-Cylinder Block1
3B***05Washer,Lock Tube Assembly Mounting; Used On Engine P/N 5r6982
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324-4575 Cover Gp-Valve Mechanism
19***77Cap As; (Engine Oil Filler)1
27***94Gasket; (Valve Cover)1
27***59Bolt; (M8x1.25x40-mm)5
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270-1844 Crankshaft Gp
08***13Pin2
09***27Nut1
09***28Key2
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270-6162 Cylinder Block As
10***75Dowel2
10***69Jet4
19***20Plug1
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270-1842 Cylinder Block Gp
27***42Cylinder Block Group1
27***62Cylinder Block As1
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270-6188 Cylinder Head As
10***47Guide-Valve4
21***75Cap7
27***88Cylinder Head As1
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270-1846 Cylinder Head Gp
27***46Cylinder Head Group1
27***83Bolt18
27***84Gasket1
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311-8049 Drain Gp-Engine Oil
03***79Nipple; (Hose)1
09***25Elbow1
09***88Clamp; (Hose)2
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270-1852 Flywheel Gp
09***01Washer; (3mm Thk)4
27***52Flywheel Group1
27***21Flywheel As1
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270-1850 Gear Gp-Front
27***50Gear Group-Front1
27***15Gear-Camshaft1
27***16Gear-Injection Pump1
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270-3826 Housing Gp-Flywheel
11***15Seal As-Oil1
14***17Bolt; (M10x1.25x25-mm)7
27***26Housing Group-Flywheel1
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270-1849 Housing Gp-Front
13***50Gasket1
19***81Bolt; (M8x1.25x40-mm)1
23***88Cap-Filler; (Engine Oil)1
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241-9873 Mounting Gp-Engine
20***38Mount8
24***73Mounting Group-Engine1
24***56Support As; (Rear, Rh)1
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274-3264 Mounting Gp-Engine
20***38Mount8
24***56Support As; (Rear, Rh)1
24***57Support As; (Rear, Lh)1
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270-1853 Pan Gp-Oil
10***67Plug1
13***32Plug; (Drain, Engine Oil)1
14***56Gasket1
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270-1843 Piston & Rod Gp
12***55Bolt-Connecting Rod2
12***56Nut2
23***82Set-Bearing; (Standard)(Standard)1
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270-1851 Pulley Gp-Crankshaft
27***51Pulley Group-Crankshaft1
27***19Plate1
27***20Pulley-Crankshaft1
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297-8561 Suppression Gp-Sound
26***36Insulation1
29***61Suppression Group-Sound1
30***53Liner1
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270-1848 Valve Mechanism Gp
09***05Cap2
10***82Spring8
10***72Tappet8
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Braking System
4i-1536 Accumulator Gp-Hydraulic -Charged
4I***36Accumulator Group-Hydraulic; -Charged-Pilot Oil1
4I***39Core1
4I***62Cap1
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296-4481 Control Gp-Foot Brake -Service Brake
1J***84Pin,Straight,Headed1
24***85Cable As1
26***00End-Yoke Rod1
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301-2916 Control Gp-Foot Brake
10***08Spring1
23***19Pad1
30***16Control Group-Foot Brake1
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296-4483 Control Gp-Parking Brake
13***31Lever As1
29***83Control Group-Parking Brake1
30***41Cable As1
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298-4898 Lines Gp-Service Brake
15***87Adapter2
1B***76Pin,Straight,Headed Governor And Decelerator Control1
1F***03Clevis,Rod End Governor And Decelerator Control1
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Cooling System
270-3837 Cooler Gp-Engine Oil
09***61Clamp-Hose1
09***41Clamp, Hose; (Hose)3
19***43Plug1
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324-2858 Fan Gp-Blower
27***37Spacer1
27***39V-Belt; (Fan)1
28***85Pulley, Engine Configuratio Data1
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315-6459 Pump Gp-Water
09***75Bolt; (25-mm Long)2
19***56Bolt; (M8x1.25x45-mm)1
19***81Bolt; (M8x1.25x40-mm)3
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270-6252 Pump Gp-Water
27***52Pump Group-Water1
27***53Cover1
27***55Gasket1
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298-8916 Radiator & Hyd Oil Cooler Gp
08***07Tank As-Coolant; (Recovery)1
08***13Tank; (Radiator)1
08***14Cap As-Coolant Tank; (Recovery)1
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319-6305 Radiator Gp
21***04Mount-Rubber2
24***86Cap-Radiator1
25***31Seal2
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335-2613 Radiator Gp
21***04Mount-Rubber2
24***86Cap-Radiator1
25***32Seal4
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334-5518 Radiator Gp
08***07Tank As-Coolant; (Recovery)1
08***13Tank; (Radiator)1
08***14Cap As-Coolant Tank; (Recovery)1
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154-9445 Valve Gp-Relief -Pressure Override
12***63Kit-Seal; (Contains Parts Marked J)1
15***45Valve Group-Relief; -Pressure Override-Hydrostatic Pump1
20***55Nut-Sealing; (M8x1-Thd)1
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112-4634 Valve Gp-Relief
11***34Valve Group-Relief; -Charge Pressure1
11***44Screw1
11***45Spring1
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167-1514 Valve Gp-Relief
11***17Seal-O-Ring1
16***14Valve Group-Relief; -Piston Pump-Hydrostatic Pump1
16***13Ring-Backup1
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177-7122 Valve Gp-Relief
11***45Spring1
11***47Shim; (0.3-mm Thk)1
16***15Retainer-Spring1
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Electrical And Starting System
270-6310 Alternator Gp-Charging
11***58Pulley-Alternator1
11***59Frame As-Alternator1
11***60Rotor As-Alternator1
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270-1865 Alternator Gp-Charging
13***05Bolt; (22-mm Lg)1
19***11Plug1
23***73Bolt; (M10x1.5x90-mm)1
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329-0008 Battery & Wiring Gp
11***37Clip4
12***39Bolt; (M10x1.25x25-mm)2
15***56Battery; (12-Volt, Maintenance Free)(24 V)1
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301-4397 Battery Gp
11***37Clip4
12***39Bolt; (M10x1.25x25-mm)2
1P***10Tape (Order By The Meter) (Use As0
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296-4476 Electrical Ar
29***76Electrical Ar1
29***77Wiring Group-Chassis1
29***78Wiring Group-Cab1
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270-1866 Glow Plug Gp
19***56Glow Plug4
27***66Glow Plug Group1
27***35Plate1
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288-4496 Heater Gp-Jacket Water
27***87Gasket1
28***47Heater As1
28***96Heater Group-Jacket Water1
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329-0030 Heater Gp-Jacket Water -Engine Block
13***89Clip; (Ladder)1
27***87Gasket1
28***47Heater As1
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273-3568 Lamp Gp-Signal -Headlight, Turn Signal, Rh
25***29Screw-Tapping4
25***30Lens-Amber; (Front)1
25***31Lens-Amber; (Rear)1
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273-3567 Lamp Gp-Signal -Headlight, Turn Signal, Lh
25***29Screw-Tapping4
25***30Lens-Amber; (Front)1
25***31Lens-Amber; (Rear)1
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142-8634 Lamp Gp-Stop & Tail
08***48Lamp; (12-Volt, 5-Watt)1
10***04Kit-Receptacle; (4-Pin)(Start Switch)1
14***34Lamp Group-Stop & Tail; -Stop, Tail1
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128-6985 Lamp Gp-Warning Beacon
12***85Lamp Group-Warning Beacon; -Amber, Magnetic Mount, Rotating1
9R***42Plug As1
9R***58Cord As1
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296-4576 Lighting Gp-Flood
01***60Grommet8
11***99Gasket; (Air Conditioner Control)1
13***84Switch As; (Floodlight)1
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296-4563 Lighting Gp-Roading
14***34Lamp Group-Stop & Tail; -Stop, Tail2
14***72Lamp; (12-Volt, 55-Watt)1
1P***15Grommet Assem.2
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240-7583 Lighting Gp-Warning Beacon
10***50Switch As-Rocker; (Warning Beacon, Power Recep)(Warning Beacon)1
11***99Gasket; (Air Conditioner Control)1
12***85Lamp Group-Warning Beacon; -Amber, Magnetic Mount, Rotating1
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270-6296 Starting Motor Gp-Electric
12***38Shaft As-Clutch1
12***39Shaft As-Gear1
12***40Washer As1
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270-1864 Starting Motor Gp-Electric
27***64Starting Motor Group-Electric1
27***95Stud2
27***96Starting Motor Group-Electric1
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298-4902 Switch Gp-Differential Lock
10***74Seal-Connector2
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
12***67Pin-Connector; (14-Ga To 16-Ga)(14-Ga Wire)2
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321-3998 Warning Gp-Backup
32***98Warning Group-Backup1
33***84Alarm1
7K***81Strap-Pressure & Return Hoses To3
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296-4531 Wiring Gp-Cab -Enclosed
26***26Lamp Group-Dome; (Cab)1
26***07Screw2
29***31Wiring Group-Cab; -Enclosed1
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317-3920 Wiring Gp-Cab -Rear Defroster, Window Wiper
11***99Gasket; (Air Conditioner Control)1
13***81Switch As-Rocker; (Front Window Wiper)(Front Wiper)1
13***82Switch As-Rocker; (Front Window Washer)(Washer)1
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296-4519 Wiring Gp-Cab -Open
10***01Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge)1
12***75Tube-Heat Shrink; (7.44-mm Dia)(560-cm)0
18***35Pin-Connector; (16-Ga To 18-Ga)3
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296-4478 Wiring Gp-Cab
09***66Washer; (Hard) (4.5x9x1mm Thk)12
10***01Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge)5
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)5
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296-4477 Wiring Gp-Chassis
10***01Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge)1
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)3
10***03Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge)1
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302-1858 Wiring Gp-Front
30***75Wiring Group-Front1
30***58Wiring Group-Front1
32***58Harness As-Cab1
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301-8075 Wiring Gp-Front
13***00Clip; (Tab)2
23***82Horn As1
27***36Spacer; (11x19x58-mm Thk)1
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329-2921 Wiring Gp-Kickout & Positioner -Front
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
13***00Clip; (Tab)1
18***35Pin-Connector; (16-Ga To 18-Ga)2
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329-2412 Wiring Gp-Kickout & Positioner -Cab
11***99Gasket; (Air Conditioner Control)1
11***15Relay As; (12-Volt)(Junction Box)1
18***58Suppressor-Arc1
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241-0328 Wiring Gp-Quick Coupler
11***99Gasket; (Air Conditioner Control)1
21***17Switch As-Rocker; (Quick Coupler)1
24***28Wiring Group-Quick Coupler1
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325-0470 Wiring Gp-Work Tool
11***99Gasket; (Air Conditioner Control)1
13***88Switch As-Rocker; (Work Tool)1
13***91Switch As-Rocker; (Fourth Function)1
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240-7584 Wiring Gp-Work Tool
10***05Kit-Receptacle; (6-Pin)(Display Monitor Harness)1
11***99Gasket; (Air Conditioner Control)1
13***88Switch As-Rocker; (Work Tool)1
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Engine Arrangement
298-5798 Engine Ar-Primary
27***42Cylinder Block Group1
27***43Piston & Rod Group4
27***44Crankshaft Group1
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298-8915 Installation Ar-Engine
29***15Installation Ar-Engine1
30***53Lines Group-Fuel Pump1
31***49Drain Group-Engine Oil1
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Frame And Body
296-4448 Counterweight Gp
25***11Cap2
29***48Counterweight Group1
29***22Counterweight As1
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296-4490 Fender Gp-Front
29***90Fender Group-Front1
29***48Fender2
29***26Bracket As; (Lh)1
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296-4451 Fender Gp-Rear
11***33Washer; (11x50x6-mm Thk)12
12***27Seal; (95-cm Each)0
29***51Fender Group-Rear1
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296-4447 Frame Gp-Rear
23***08Bearing2
25***46Rubber2
29***47Frame Group-Rear1
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298-7777 Guard Gp-Bottom
29***77Guard Group-Bottom1
30***42Plate1
32***17Liner2
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296-4574 Guard Gp-Cab
21***05Film; (Warning) (No Weld/ No Drill) (Rearward Of Rh Cab Door)1
26***13Cap4
29***74Guard Group-Cab1
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298-7776 Guard Gp-Drive Shaft
29***76Guard Group-Drive Shaft1
30***08Plate1
7X***29Washer; (11x25x3-mm Thk)2
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299-2552 Guard Gp-Front
29***52Guard Group-Front1
29***41Guard1
7X***29Washer; (11x25x3-mm Thk)4
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335-1359 Guard Gp-Front
33***56Plate As1
33***59Guard Group-Front1
3E***92Seal; (20.4-cm Each)0
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335-1358 Guard Gp-Front
2M***95Pin,Straight,Headed2
33***46Plate As1
33***58Guard Group-Front1
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335-1360 Guard Gp-Front
33***60Guard Group-Front1
33***56Plate As1
8T***00Bolt (M8x1.25x16mm); (M8x1.25x16-mm)2
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269-6121 Hardware Gp-Fender
26***21Hardware Group-Fender1
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)6
8T***91Bolt-Plt; (M10 X 1.5 X 16)6
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298-7775 Hitch Gp-Articulating
23***55Washer; (80x130x5-mm Thk)2
23***56Seal-Dust2
23***57Washer; (80x150x3.2-mm Thk)2
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296-4491 Hood Gp-Engine
25***37Air Cleaner Group1
29***91Hood Group-Engine1
29***58Hood Group-Engine1
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321-5088 Hood Gp-Engine
14***53Precleaner1
29***58Hood Group-Engine1
30***00Liner1
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297-9358 Hood Gp-Engine
19***37Latch As1
19***47Latch1
19***48Grommet1
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296-4454 Lines Gp-Grease
29***54Lines Group-Grease1
2B***04Clip (1.062" Long); (1/4 In Id Opening)2
31***79Tube As1
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240-0837 Link Gp-Steering Frame Lock
24***37Link Group-Steering Frame Lock1
25***29Link As1
5P***43Seal 3.74 M(147.04 In.)0
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269-5061 Pin Gp-Drawbar
25***69Pin-Drawbar1
26***61Pin Group-Drawbar1
8D***91Shim .20mm(.007in.)Thk1
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296-4450 Step Gp
22***91Latch As1
22***21Cam1
29***50Step Group1
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Fuel System
296-4484 Control Gp-Governor
08***91Bolt; (M10x1.5x55-mm)1
09***43Pin-Cotter1
09***44Pin-Cotter1
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144-9962 Filter Gp-Water Sep & Fuel
11***01Bowl As-Water Collection1
11***18Ring-Retaining1
11***19Nut1
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324-2859 Lines Gp-Fuel Injection
12***48Clamp3
12***49Clamp3
13***16Nut4
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307-6453 Lines Gp-Fuel Pump
12***76Clamp-Hose1
14***62Filter Group-Water Sep & Fuel1
14***11Tube; (2-cm Each)0
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324-2860 Pump Gp-Fuel Injection
19***22Bolt As; (M8x1.25x22-mm)1
23***35Stud3
24***02Gasket1
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299-0054 Tank Gp-Fuel
1U***46Sealant (For Locations A)0
21***06Plug As; (Fuel Tank Drain)1
25***99Cap-Fuel; (Tank)1
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Hydraulic System
149-5532 Accumulator Gp-Hydraulic -Uncharged
03***13Screw-Forming; (10-24x0.37-In)2
06***35Valve-Gas1
06***36Protector-Gas Valve1
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199-7447 Accumulator Gp-Hydraulic -Uncharged
19***47Accumulator Group-Hydraulic; -Uncharged-Pilot Oil1
4I***39Core1
4I***62Cap1
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087-4454 Accumulator Gp-Hydraulic -Charged
08***54Accumulator Group-Hydraulic; -Charged-Pilot Oil1
08***75Core1
08***76Cap1
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087-4456 Accumulator Gp-Hydraulic -Charged
08***56Accumulator Group-Hydraulic; -Charged-Pilot Oil1
4I***36Accumulator Group-Hydraulic; -Charged-Pilot Oil1
5I***16Accumulator Group-Hydraulic; -Charged-Pilot Oil1
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5i-8416 Accumulator Gp-Hydraulic -Charged
08***54Accumulator Group-Hydraulic; -Charged-Pilot Oil1
4I***67Cap1
5I***16Accumulator Group-Hydraulic; -Charged-Pilot Oil1
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162-3960 Accumulator Gp-Ride Control -Charged
15***06Valve-Gas1
16***96Service Kit; (Includes Seals)0
16***60Accumulator Group-Ride Control; -Charged1
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162-3961 Accumulator Gp-Ride Control -Uncharged
16***60Accumulator Group-Ride Control; -Charged1
16***61Accumulator Group-Ride Control; -Uncharged1
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329-0010 Control Ar-Hydraulic
29***47Lines Group-Pilot1
30***35Control Group-Joystick1
31***17Lines Group-Pilot1
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296-4493 Control Ar-Hydraulic
29***93Control Ar-Hydraulic1
30***35Control Group-Joystick1
31***17Lines Group-Pilot1
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296-4495 Control Ar-Hydraulic -With Positioner
29***95Control Ar-Hydraulic; -With Positioner1
29***96Lines Group-Hydraulic1
30***36Control Group-Joystick1
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335-0669 Control Gp-Fan
18***58Suppressor-Arc1
20***57Relay As; (12-Volt)(Kickout Timer)1
22***64Relay; (12-Volt)(Reverse Solenoid Disconnect)3
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329-0011 Control Gp-Ride
16***35Switch As; (Ride Control)1
22***64Relay; (12-Volt)(Reverse Solenoid Disconnect)1
32***11Control Group-Ride1
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327-3344 Conversion Ar-Hydraulic -Remote Oil Cooler
29***77Guard Group-Bottom1
32***44Conversion Ar-Hydraulic; -Remote Oil Cooler1
32***46Cooler & Mtg Group-Hydraulic Oil; -Hydraulic Oil1
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327-3343 Conversion Ar-Ride Control
29***71Lines Group-Steering1
29***74Filter & Lines Group-Hydraulic; -Implement1
29***76Guard Group-Drive Shaft1
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327-3346 Cooler & Mtg Gp-Hydraulic Oil -Hydraulic Oil
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
10***04Kit-Receptacle; (4-Pin)(Start Switch)1
13***51Spacer; (11x19x6-mm Thk)2
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230-5406 Cylinder & Mtg Gp-Angle Blade
06***43Ring-Snap1
21***55Pin As1
21***43Bushing1
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231-5274 Cylinder & Mtg Gp-Angle Blade
23***66Pin As6
23***74Cylinder & Mtg Group-Angle Blade1
23***99Spacer; (25.4x28.4x13-mm Thk)12
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293-6264 Cylinder Gp-Bucket
26***41Kit-Seal1
29***64Cylinder Group-Bucket1
3B***89Fitting-Grease; (Fan And Alternator Drive)1
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156-5512 Cylinder Gp-Grapple
15***12Cylinder Group-Grapple1
16***13Kit-Seal1
3B***89Fitting-Grease; (Fan And Alternator Drive)1
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255-0943 Cylinder Gp-Grapple
25***97Bearing-Sleeve1
25***43Cylinder Group-Grapple1
28***91Kit-Seal1
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278-1975 Cylinder Gp-Grapple
25***97Bearing-Sleeve1
25***42Bearing-Sleeve1
27***70Kit-Seal; (Hydraulic Cylinder)1
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225-9521 Cylinder Gp-Hydraulic -Angle Blade
17***58Kit-Seal1
21***55Rod End As1
22***21Cylinder Group-Hydraulic; -Angle Blade1
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274-9931 Cylinder Gp-Hydraulic -Angle Blade
02***87Fitting-Grease; (Universal Joint)2
26***40Kit-Seal; (Swing Cylinder)1
27***31Cylinder Group-Hydraulic; -Angle Blade1
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274-9930 Cylinder Gp-Hydraulic -Angle Blade
02***87Fitting-Grease; (Universal Joint)2
26***40Kit-Seal; (Swing Cylinder)1
27***30Cylinder Group-Hydraulic; -Angle Blade1
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298-5724 Cylinder Gp-Lift -Lh
22***45Bearing1
22***60Seal2
25***92Nut1
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298-5723 Cylinder Gp-Lift -Rh
22***45Bearing1
22***60Seal2
25***92Nut1
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185-1839 Cylinder Gp-Multipurpose Bukt
16***86Seal As-Buffer1
16***94Seal-U-Cup1
18***39Cylinder Group-Multipurpose Bukt1
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298-5722 Cylinder Gp-Tilt
22***51Seal-Pin2
24***66Bearing1
25***92Nut1
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258-5104 Guide Gp-Lines -Quick Coupler
25***04Guide Group-Lines; -Quick Coupler1
26***29Plate As1
7X***03Washer-Hard; (9.9x35x2.5-mm Thk)1
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296-4468 Hydraulic Ar
24***46Pump & Mtg Group-Impl & Steering2
29***68Hydraulic Ar1
29***69Pump & Mtg Group-Metering1
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321-1226 Lines Gp-Auxiliary Hydraulic -Cab
13***76Connector2
14***42Connector Group2
15***56Elbow As2
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321-1227 Lines Gp-Auxiliary Hydraulic -Canopy
13***76Connector2
14***42Connector Group2
15***56Elbow As2
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285-6113 Lines Gp-Bucket -Utility
14***19Connector As2
15***94Coupler As-Quick Disconnect; (Female)(Quick Disconnect)1
15***95Fitting As; (Quick Disconnect, Male)1
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259-6016 Lines Gp-Bucket -Multipurpose
14***85Hose As.1
14***36Adapter; (Straight) (-6 Orb X -6 Orfs)4
14***58Elbow As2
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231-5273 Lines Gp-Connecting
14***15Connector As2
14***36Adapter; (Straight) (-6 Orb X -6 Orfs)6
14***42Connector Group2
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177-1986 Lines Gp-Connecting
14***19Connector As2
14***78Elbow, 90°,-6 Orb /-6 Orfs; (90°) (-6 Orbx-6orfs)2
15***94Coupler As-Quick Disconnect; (Female)(Quick Disconnect)1
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334-4897 Lines Gp-Coupler -Remote Oil Cooler
14***25Connector As.4
14***68Elbow Group1
14***69Adapter; (90° Elbow Orfs/Orb)4
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296-4505 Lines Gp-Coupler
14***25Connector As.4
14***68Elbow Group1
14***69Adapter; (90° Elbow Orfs/Orb)4
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327-3351 Lines Gp-Front -Remote Oil Cooler
14***24Connector Group2
22***45Film-Warning; (Crush Hazard, Stay Back)2
32***51Lines Group-Front; -Remote Oil Cooler1
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327-3349 Lines Gp-Front
14***24Connector Group2
31***01Tube As1
31***02Tube As1
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327-3350 Lines Gp-Front -Ride Control
10***73Clip2
14***18Connector As1
14***24Connector Group2
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296-4497 Lines Gp-Front -Standard, Canopy
14***42Connector Group2
14***11Plug Group2
23***06Collar2
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321-1224 Lines Gp-Front -Standard Lift Machines
14***42Connector Group2
14***11Plug Group2
23***06Collar2
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161-0187 Lines Gp-Grapple
14***19Connector As2
15***94Coupler As-Quick Disconnect; (Female)(Quick Disconnect)1
15***95Fitting As; (Quick Disconnect, Male)1
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286-9250 Lines Gp-Grapple
14***19Connector As2
15***94Coupler As-Quick Disconnect; (Female)(Quick Disconnect)1
16***89Hose As2
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286-9279 Lines Gp-Grapple
14***19Connector As2
15***94Coupler As-Quick Disconnect; (Female)(Quick Disconnect)1
16***89Hose As2
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296-4496 Lines Gp-Hydraulic
14***18Connector As1
14***25Connector As.3
14***68Elbow Group2
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319-2116 Lines Gp-Pilot
08***56Accumulator Group-Hydraulic; -Charged-Pilot Oil1
14***71Elbow, 45, -6 Orfs Fm Swivel1
14***78Elbow, 90°,-6 Orb /-6 Orfs; (90°) (-6 Orbx-6orfs)1
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319-2118 Lines Gp-Pilot
14***25Connector As.1
14***51Elbow Group1
27***36Strap-Cable; (White)2
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296-4547 Lines Gp-Pilot
14***18Connector As1
14***25Connector As.1
14***68Elbow Group1
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319-2117 Lines Gp-Pilot
14***25Connector As.1
27***32Strap-Cable; (Yellow)2
30***71Hose As1
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296-4473 Lines Gp-Pilot
11***45Guard1
14***25Connector1
14***25Connector As.34
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231-5278 Manifold & Mtg Gp-Control -Angling Blade
23***78Manifold & Mtg Group-Control; -Angling Blade1
23***79Cover1
25***11Manifold Group-Control; -Angling Blade1
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240-2044 Manifold Gp-Control -Hydraulic Lockout
09***19Seal-O-Ring (Id=15.80mm)1
09***79Seal-O-Ring (Id=10.80mm)1
09***22Bolt-Socket Head; (M5x0.8x10-mm)2
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258-9011 Manifold Gp-Control -Angling Blade
18***51Washer-Hard; (5.3x8.8x2-mm Thk)8
19***08Seal-O-Ring1
21***14Seal-O-Ring1
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245-8780 Manifold Gp-Ride Control
14***88Kit-Seal; (Ride Control, Switch)1
22***09Kit-Seal; (Accumulator)1
23***28Coil As2
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9r-4668 Mounting Gp-Cylinder
3B***17Cotter; (Pin)4
3B***89Fitting-Grease; (Fan And Alternator Drive)4
9R***68Mounting Group-Bucket Cylinder; -Multipurpose Bucket1
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156-0891 Mounting Gp-Cylinder
15***91Mounting Group-Cylinder; -Industrial1
15***13Plate1
15***41Pin2
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165-8731 Mounting Gp-Cylinder
15***13Pin2
16***31Mounting Group-Cylinder; -Utility1
6V***89Locknut; (M8x1.25-Thd)2
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286-9248 Mounting Gp-Cylinder
15***41Pin2
15***42Pin2
28***48Mounting Group-Cylinder; -Grapple Bucket1
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240-0846 Pump & Mtg Gp-Impl & Steering
24***46Pump & Mtg Group-Impl & Steering1
24***41Pump Group-Gear; -Implement, Steering1
6V***78Seal-O-Ring1
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240-2041 Pump Gp-Gear
24***41Pump Group-Gear; -Implement, Steering1
25***48Gasket2
26***53Gasket2
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296-4472 Tank & Mtg Gp-Hydraulic
29***72Tank & Mtg Group-Hydraulic1
29***20Tank Group-Hydraulic1
7X***29Washer; (11x25x3-mm Thk)4
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298-7520 Tank Gp-Hydraulic
25***39Strainer As-Oil; (Hydraulic Oil)1
25***41Plug1
25***42Seal-O-Ring1
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296-4470 Valve & Mtg Gp-Main Control
29***70Valve & Mtg Group-Main Control1
29***88Valve Group-Main Control1
7X***29Washer; (11x25x3-mm Thk)3
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233-7132 Valve & Mtg Gp-Solenoid
09***68Bolt-Socket Head; (M5x0.8x8-mm)2
22***98Valve Group-Solenoid1
23***32Valve & Mtg Group-Solenoid; -12-Vdc-Hydraulic Lockout, Work Tool Psnr1
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245-1910 Valve & Mtg Gp-Solenoid -Quick Coupler
10***08Kit-Seal; (Solenoid Valve, Quick Steer)1
23***26Coil As1
24***66Valve Group-Solenoid; (High Flow Boost)1
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298-4888 Valve Gp-Main Control
09***73Seal-O-Ring (Id=5.80mm)14
09***74Seal-O-Ring (Id=6.8mm); (Id=6.80mm)18
09***75Seal - O-Ring (7.80 mm Id)2
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Implements
296-4502 Control Gp-Bucket
22***61Plate8
22***44Seal4
22***60Seal6
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241-4034 Lever Gp-Tilt
22***51Seal-Pin2
22***60Seal2
24***45Bearing2
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173-7407 Stop Gp-Bucket
17***07Stop Group-Bucket; -Utility1
2S***08Washer-Retaining; (0.531x3.25x0.438-In Thk)2
8T***23Washer-Hard; (13.5x25.5x3-mm Thk)(Bolt To Shield)1
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Lubrication System
324-2857 Breather Gp -Crankcase
19***22Bolt; (M6x1x16-mm)3
22***79Washer1
27***12Bolt1
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320-3484 Filter & Lines Gp-Engine Oil
09***32Washer; (15.8x22.5x2-mm Thk)8
12***64Filter-Engine Oil1
23***89Bracket1
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270-1855 Lines Gp-Turbocharger Oil
09***00Washer; (1.5mm Thk)1
09***41Clamp, Hose; (Hose)2
19***33Bolt2
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270-6235 Pump Gp-Engine Oil
27***35Pump Group-Engine Oil1
27***36Bolt; (M6x1x20-mm)4
27***37Gasket1
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270-1854 Pump Gp-Engine Oil
10***25Valve As; (Oil Bypass)(Engine)1
23***96Gasket1
27***54Pump Group-Engine Oil1
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Machine Arrangement
296-4446 Chassis Ar
24***37Link Group-Steering Frame Lock1
24***07Literature Group1
25***97Mounting Group-Steering Cylinder1
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296-4445 Common Ar
29***45Common Ar1
29***46Chassis Ar1
29***56Power Train Ar1
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327-3342 Conversion Ar-Machine -Standard
29***71Lines Group-Steering1
29***74Filter & Lines Group-Hydraulic; -Implement1
29***76Guard Group-Drive Shaft1
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Operator Station
176-3900 Accumulator Gp-Refrigerant -With Desiccant
17***00Accumulator Group-Refrigerant; -With Desiccant1
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318-2720 Air Conditioner & Mounting Gp
31***20Air Conditioner & Mounting Group1
32***27Insulation1
33***47Air Conditioner Group1
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296-4543 Air Conditioner Ar
11***93Plate; (Instruction) (On Right Side Behind Cab Door)1
24***81Compressor Group-Refrigerant1
27***64Mounting Group-Engine1
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334-7147 Air Conditioner Gp
14***71Louver As1
20***98Knob-Control; (Temperature Select)1
22***34Tube As-Orifice1
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296-4538 Cab Ar-Non-Rops -Rear Window Defroster
25***20Mirror Group1
29***27Cab Group1
29***29Liner Group-Cab1
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296-4527 Cab Gp
10***11Screw-Machine; (3/8-16x0.75-In)1
11***04Plate Assem.; (Lh)1
17***93Bumper; (Rubber)1
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296-4516 Canopy Ar
25***20Mirror Group1
29***16Canopy Ar1
29***17Canopy Group-Open Rops1
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296-4517 Canopy Gp-Open Rops
22***94Lock As0
22***38Cam1
26***84Cap18
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218-4994 Compressor Gp-Refrigerant
21***94Compressor Group-Refrigerant1
22***96Seal-O-Ring2
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241-5981 Compressor Gp-Refrigerant
21***94Compressor Group-Refrigerant1
24***81Compressor Group-Refrigerant1
24***99Pulley1
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299-2553 Condenser & Mtg Gp-Refrigerant
24***79Condenser & Mtg Group-Refrigerant1
29***53Condenser & Mtg Group-Refrigerant1
33***38Support As; (Lh)1
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241-5979 Condenser & Mtg Gp-Refrigerant
24***79Condenser & Mtg Group-Refrigerant1
31***73Seal2
31***74Screw4
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329-0012 Control Gp-Creeper
09***33Bolt-Socket Head; (M5x0.8x20-mm)1
11***45Knob-Control1
12***72Tee1
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296-4536 Control Gp-Electrohydraulic
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
17***70Coil As1
18***35Pin-Connector; (16-Ga To 18-Ga)2
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300-1135 Control Gp-Joystick
11***83Pin-Spring1
18***35Pin-Connector; (16-Ga To 18-Ga)11
24***93Receptacle As-Connector; (6-Pin)1
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300-1136 Control Gp-Joystick
11***83Pin-Spring1
18***35Pin-Connector; (16-Ga To 18-Ga)13
24***93Receptacle As-Connector; (6-Pin)1
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296-4480 Control Gp-Steering
09***18Washer; (14.2x24.5x3.5-mm Thk)1
25***35Sheet-Rubber1
26***15Nut; (M14x1.5 Thd)1
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298-4899 Control Gp-Throttle Lock
08***91Bolt; (M10x1.5x55-mm)1
09***43Pin-Cotter1
09***44Pin-Cotter2
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256-0393 Cover Gp-Cab
25***96Bracket1
25***93Cover Group-Cab1
5C***12Nut (M4x0.7 Thd)2
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296-4532 Cover Gp-Cab
26***49Insulation1
26***51Insulation1
29***32Cover Group-Cab1
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296-4539 Door Gp-Cab
09***43Pin-Cotter1
16***57Latch As-Door; (Hold Open)(Lh)1
20***68Knob1
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296-4542 Duct & Filter Gp-Cab Air
10***91Screw; (Flat Head) (No.6-20x0.5in)2
14***67Clamp-Hose4
21***66Louver As1
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318-2721 Heater & Mtg Gp-Cab
31***21Heater & Mtg Group-Cab1
32***27Insulation1
33***48Heater Group-Cab1
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296-4540 Heater Ar-Cab
24***73Mounting Group-Engine1
29***40Heater Ar-Cab1
29***42Duct & Filter Group-Cab Air1
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334-7148 Heater Gp-Cab
14***71Louver As1
20***98Knob-Control; (Temperature Select)1
23***64Valve-Water1
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296-4575 Installation Gp-Radio
09***36Screw; (Machine) (M5x0.8x10mm)8
25***52Antenna As1
29***75Installation Group-Radio1
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296-4533 Liner Gp-Cab -Enclosed
15***81Armrest As1
24***45Cover1
26***45Cover As1
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296-4529 Liner Gp-Cab
26***33Button9
26***01Screw; (M5x0.8x16-mm)7
26***03Screw; (M6x1x16-mm)1
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296-4518 Liner Gp-Cab
26***33Button9
26***01Screw; (M5x0.8x16-mm)7
26***03Screw; (M6x1x16-mm)1
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318-3402 Lines Gp-Air Conditioner
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
11***33Switch As-Pressure; (A/C)1
17***00Accumulator Group-Refrigerant; -With Desiccant1
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307-6456 Lines Gp-Cab Heater
1P***10Tape (Order By The Meter) (Use As0
1S***79Gasket1
21***68Fitting1
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240-5707 Literature Gp
09***45Cable; (Lanyard)1
24***07Literature Group1
5P***58Sleeve; (Cable Splice)2
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256-3520 Mirror Gp
335-2070 Mirror Gp-Rear View
32***39Stay As2
33***70Mirror Group-Rear View1
4Y***06Mirror (Rear View)2
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223-6539 Module Gp-Warning Indicator
10***01Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge)1
18***35Pin-Connector; (16-Ga To 18-Ga)9
22***39Module Group-Warning Indicator; -With Alarm1
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296-4479 Operator Ar
29***79Operator Ar1
29***80Control Group-Steering1
29***81Control Group-Foot Brake; -Service Brake1
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296-4537 Operator Ar-Enclosed Rops
29***32Cover Group-Cab1
29***33Liner Group-Cab; -Enclosed1
29***34Tank Group-Window Washer1
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296-4515 Operator Ar-Open Rops
24***73Mounting Group-Engine1
27***64Guard Group-Exhaust1
29***15Operator Ar-Open Rops1
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319-3633 Panel Gp-Instrument
24***71Cover As1
24***44Cover As; (Lh)1
24***53Cover As; (Rh)1
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296-4513 Seat & Mounting Gp -Fabric
27***33Seat Group-Suspension; -Cloth1
27***76Seat Belt Group; -Suspension1
29***13Seat & Mounting Group; -Fabric1
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296-4512 Seat & Mounting Gp -Vinyl Plastic
25***47Seat Group-Suspension; -Vinyl1
27***19Seat Belt Group1
29***12Seat & Mounting Group; -Vinyl Plastic1
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296-4511 Seat & Mounting Gp -Vinyl Plastic
25***47Seat Group-Suspension; -Vinyl1
27***76Seat Belt Group; -Suspension1
29***11Seat & Mounting Group; -Vinyl Plastic1
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296-4509 Seat & Mounting Gp -Vinyl Plastic
1L***80Bolt; (7/16-20x1.5-In)2
25***46Seat Group; -Vinyl-Static1
27***18Seat Belt Group1
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296-4508 Seat & Mounting Gp -Vinyl Plastic
1L***80Bolt; (7/16-20x1.5-In)2
25***46Seat Group; -Vinyl-Static1
27***75Seat Belt Group1
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296-4514 Seat & Mounting Gp -Fabric
27***33Seat Group-Suspension; -Cloth1
27***19Seat Belt Group1
29***14Seat & Mounting Group; -Fabric1
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276-6018 Seat Belt Gp
0T***44Bolt (1.25" Long)1
27***18Seat Belt Group1
6E***49Washer; (11x27x6-mm Thk)1
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276-7276 Seat Belt Gp -Suspension
0T***44Bolt (1.25" Long)2
27***76Seat Belt Group; -Suspension1
6E***49Washer; (11x27x6-mm Thk)2
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276-6019 Seat Belt Gp
0T***44Bolt (1.25" Long)2
27***19Seat Belt Group1
2D***12Washer; (7/16x15/16x1/4-In Thk)2
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276-7275 Seat Belt Gp
0T***44Bolt (1.25" Long)1
27***75Seat Belt Group1
6E***49Washer; (11x27x6-mm Thk)1
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253-4946 Seat Gp -Vinyl-Static
25***46Seat Group; -Vinyl-Static1
25***63Handle1
6W***09Holder1
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270-8033 Seat Gp-Suspension -Cloth
15***11Kit-Spring; (Adjustable Seat)1
15***13Kit-Cushion; (Adjustable Seat)1
15***15Kit-Damper; (Adjustable Seat)1
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253-4947 Seat Gp-Suspension -Vinyl
15***11Kit-Spring; (Adjustable Seat)1
15***15Kit-Damper; (Adjustable Seat)1
17***43Kit-Cushion1
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296-4534 Tank Gp-Window Washer
14***95Hose; (650-cm Each)0
20***65Tank Group-Window Washer1
25***38Angle As1
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207-6865 Tank Gp-Window Washer
15***00Pump As2
20***59Cap1
20***65Tank Group-Window Washer1
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296-4521 Trim Gp-Cab -Open Rops
15***81Armrest As1
24***41Box As1
24***45Cover1
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241-8297 Visor Gp-Cab
300-0659 Window Gp-Door
27***24Hinge2
27***25Retainer6
27***26Spacer6
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296-4530 Wiper Gp-Window
25***94Blade As-Wiper; (Front)1
26***85Motor-Window Wiper; (Front)1
26***86Plate1
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Power Train
266-6889 Actuator Gp-Pump
10***32Spacer; (9.2x15.95x5.77-mm Thk)2
15***44Cover1
15***45Cover1
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296-4489 Axle Ar-Fixed & Oscillating -Locking Differential
29***59Axle Group-Fixed; -Locking Differential, Front1
29***60Axle Group-Oscillating; -Locking Differential, Rear1
29***89Axle Ar-Fixed & Oscillating; -Locking Differential1
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319-3634 Axle Ar-Fixed & Oscillating -Front, Differential Lock
29***59Axle Group-Fixed; -Locking Differential, Front1
29***62Axle Group-Oscillating; -Standard Differential, Rear1
29***02Switch Group-Differential Lock1
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296-4488 Axle Ar-Fixed & Oscillating -Standard Differential
29***61Axle Group-Fixed; -Standard Differential, Front1
29***62Axle Group-Oscillating; -Standard Differential, Rear1
29***88Axle Ar-Fixed & Oscillating; -Standard Differential1
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290-7859 Axle Gp-Fixed -Locking Differential, Front
15***40Seal-Lip Type2
19***55Breather; (Transfer Drive)1
19***64Plugs-Plastic1
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290-7861 Axle Gp-Fixed -Standard Differential, Front
15***40Seal-Lip Type2
19***55Breather; (Transfer Drive)1
19***07Seal1
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290-7860 Axle Gp-Oscillating -Locking Differential, Rear
15***40Seal-Lip Type2
15***44Seal-Lip Type1
19***55Breather; (Transfer Drive)1
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290-7862 Axle Gp-Oscillating -Standard Differential, Rear
15***40Seal-Lip Type2
15***44Seal-Lip Type1
19***55Breather; (Transfer Drive)1
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258-0197 Cover Gp-Motor
25***97Cover Group-Motor1
25***99Seat1
25***00Pin-Center1
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327-3348 Filter & Lines Gp-Hydraulic -Implement
14***22Adapter; (-10orb/-12orfs)1
14***35Connect Group; (Each Includes)1
14***52Elbow As.2
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296-4474 Filter & Lines Gp-Hydraulic -Implement
14***22Adapter; (-10orb/-12orfs)1
14***52Elbow As.1
14***57Elbow As.2
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296-4475 Filter & Lines Gp-Hydrostatic
14***18Connector As1
14***54Elbow; (45) (-8/-8 Orb/Orfs)1
14***67Elbow Group; (Each Includes)1
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327-6652 Head Gp-Motor -Hydrostatic
13***15Plug1
25***97Cover Group-Motor1
25***06Piston1
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266-6905 Head Gp-Pump -Piston
08***72Plug-O-Ring3
11***34Valve Group-Relief; -Charge Pressure1
12***94Plug; (Break Off)3
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319-2119 Lines Gp-Differential Lock -Front
08***56Accumulator Group-Hydraulic; -Charged-Pilot Oil1
12***79Clip2
14***67Elbow Group; (Each Includes)2
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298-4901 Lines Gp-Differential Lock
08***56Accumulator Group-Hydraulic; -Charged-Pilot Oil1
12***79Clip4
14***67Elbow Group; (Each Includes)1
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319-8356 Manifold Gp-Control
09***33Bolt-Socket Head; (M5x0.8x20-mm)2
09***74Bolt-Socket Head; (M5x0.8x12-mm)4
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
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296-4466 Motor & Mtg Gp-Hydrostatic
1U***46Sealant (For Locations A)0
20***33Bolt-12 Point Head; (M12x1.75x40-mm)4
29***66Motor & Mtg Group-Hydrostatic1
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298-6661 Motor Gp-Piston
25***45Rotating Group-Motor; -Hydrostatic1
25***19Housing1
25***21Ring-Retaining1
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296-4458 Mounting Gp-Axle
1S***11Ring-Retaining1
29***58Mounting Group-Axle1
30***97Plate1
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296-4549 Mounting Gp-Rim
09***41Washer; (Hard) (19x34x3 mm Thk)24
27***51Nut; (M18x1.5-Thd)24
29***49Mounting Group-Rim1
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296-4456 Power Train Ar
24***04Pump & Mtg Group-Hydrostatic1
29***56Power Train Ar1
29***58Mounting Group-Axle1
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240-1404 Pump & Mtg Gp-Hydrostatic
12***47Bolt; (M10x1.25x40-mm)12
14***62Flange-Nylon1
24***04Pump & Mtg Group-Hydrostatic1
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339-1586 Pump & Mtg Gp-Hydrostatic
12***47Bolt; (M10x1.25x40-mm)12
14***62Flange-Nylon1
24***71Flange1
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240-2042 Pump Gp-Piston
11***26Pin1
11***27Screw-Lock1
11***17Seal-O-Ring1
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338-5398 Pump Gp-Piston -Hydrostatic
11***26Pin1
11***27Screw-Lock1
11***17Seal-O-Ring1
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258-0145 Rotating Gp-Motor -Hydrostatic
13***60Plate1
25***45Rotating Group-Motor; -Hydrostatic1
25***46Barrel1
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266-6874 Rotating Gp-Pump -Hydrostatic
08***98Bearing1
10***65Circlip1
12***40Bearing-Roller1
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296-4465 Shaft Gp-Drive
27***71Bolt; (12-Point)6
29***65Shaft Group-Drive1
30***77Slip Joint1
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296-4545 Tire & Rim Ar
29***45Tire & Rim Ar1
29***46Tire & Rim Group; -Rh2
29***48Tire & Rim Group; -Lh2
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298-4912 Tire & Rim Ar
09***41Washer; (Hard) (19x34x3 mm Thk)24
27***51Nut; (M18x1.5-Thd)24
29***49Mounting Group-Rim1
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298-4908 Tire & Rim Ar
29***49Mounting Group-Rim1
29***08Tire & Rim Ar, Bracket1
31***53Tire; (33x6x11)2
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296-4546 Tire & Rim Gp -Rh
24***34Tire; (12-R16.5)1
24***77Valve1
29***46Tire & Rim Group; -Rh1
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296-4548 Tire & Rim Gp -Lh
24***34Tire; (12-R16.5)1
24***77Valve1
29***48Tire & Rim Group; -Lh1
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298-4913 Tire Gp -Lh
15***99Valve As-Tire1
19***40Tire; (33/15.5-16.5)1
29***13Tire Group; -Lh1
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298-4909 Tire Gp -Rh
15***99Valve As-Tire1
19***40Tire; (33/15.5-16.5)1
29***09Tire Group; -Rh1
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266-6865 Valve Gp-Motor Control
09***33Ring-Retaining1
09***18Setscrew-Socket; (M4x0.7x6-mm)1
12***45Bushing-Control1
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266-6913 Valve Gp-Pump Control -Piston
12***94Plug; (Break Off)3
26***13Valve Group-Pump Control; -Piston1
26***15Retainer-Spring2
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239-9425 Valve Gp-Rotary -Creeper Control
09***33Bolt-Socket Head; (M5x0.8x20-mm)1
13***53Lever1
23***25Valve Group-Rotary; -Creeper Control1
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Service Equipment And Supplies
327-2776 Film Gp
32***76Film Group1
32***77Film-Identification; (Cat 904h, Lh)1
32***78Film-Identification; (Cat 904h, Rh)1
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320-9813 Film Gp-International
22***72Film; (Warning) (High Pressure Cyl) (Hydraulic Service Center)1
22***46Film-Warning; (No Ether Spray/Air Intk, Intl)1
22***22Film; (Warning) (Seat Belt) (Cab Post)1
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320-9814 Film Gp-U.S.
22***30Film; (Warning) (High Pressure Cyl) (Platform)1
22***45Film-Warning; (Do Not Use Ether, U.S)1
22***21Film-Warning; (Seat Belt)1
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296-4452 Plate & Film Gp
16***76Film; (Identification) (12v) (On Rear Console Behind Operators Seat)1
18***61Film; (Alternate Exit)1
1P***07Film-Symbol; 2 On Bottom Of Upper Frame Below Engine. 2 On Front Of Upper Frame Above Boom Articulation3
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286-9251 Plate & Film Gp
16***89Tack-Fastener4
22***69Film-Warning; (Do Not Operate, Read Omm)1
24***18Film-Warning; (Crush Hazard, Stay Back)2
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247-0678 Plate & Film Gp
12***56Film; (Warning) (No Step) (On Top Of Hood Behind Cab On Each Side) (On Each Fender Flare)1
15***35Film-Warning; (Crush Hazard, Stay Back)1
22***42Film-Warning; (Crush Hazard, Stay Back, U.S.)2
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143-7036 Tool Gp-Hand
Steering System
298-5725 Cylinder Gp-Steering
22***61Bearing2
25***00Ring-Retaining1
25***05Seal-Wiper1
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296-4471 Lines Gp-Steering
10***05Tee-O-Ring1
14***36Adapter; (Straight) (-6 Orb X -6 Orfs)1
14***70Elbow, 90°,-8 Orb Swiv. /-8 Orfs1
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335-1351 Lines Gp-Steering -Remote Oil Cooler
10***05Tee-O-Ring1
14***36Adapter; (Straight) (-6 Orb X -6 Orfs)1
14***70Elbow, 90°,-8 Orb Swiv. /-8 Orfs2
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256-0397 Mounting Gp-Steering Cylinder
17***94Shim; (0.5-mm Thk)2
17***95Shim; (1-mm Thk)2
22***61Plate2
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296-4469 Pump & Mtg Gp-Metering
21***69Kit-Seal; (Hmu Steering)1
29***69Pump & Mtg Group-Metering1
30***63Name-Plate (Accent), Pump Group-Metering; (Hmu)1
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Work Tools
216-8756 Arm Gp-Material Handling
15***62Film-Information; (Tie-Down Location)2
18***33Step Group-Material Handling Arm1
21***56Arm Group-Material Handling1
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231-5277 Blade Ar -Angling
22***15Harness As-Work Tool; (Connecting)1
23***73Lines Group-Connecting1
23***74Cylinder & Mtg Group-Angle Blade1
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177-1989 Blade Ar -Angling
13***86Edge Group-Cutting1
17***81Blade Group-Angling1
17***83Spring Group-Blade1
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231-5275 Blade Ar -Angling
22***24Blade Group-Angling1
22***15Harness As-Work Tool; (Connecting)1
23***73Lines Group-Connecting1
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177-1990 Blade Ar -Angling
14***41Edge Group-Cutting1
17***82Blade Group-Angling1
17***83Spring Group-Blade1
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177-1982 Blade Gp-Angling
15***04Plate-Instruction; (Bucket Specifications)1
15***40Pin2
16***19Pin As2
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231-5276 Blade Gp-Angling
16***89Tack-Fastener4
22***45Edge Group-Bit & Cutting1
22***25Frame Group-Blade1
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177-1981 Blade Gp-Angling
15***04Plate-Instruction; (Bucket Specifications)1
15***40Pin2
16***19Pin As2
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222-7724 Blade Gp-Angling
16***89Tack-Fastener4
22***12Blade As-Angling1
22***46Edge Group-Bit & Cutting1
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276-5715 Bucket Ar-General Purpose
14***02Edge Group-Cutting1
26***99Bucket As-General Purpose1
27***15Bucket Ar-General Purpose1
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276-5716 Bucket Ar-General Purpose
14***99Tooth Group-Uni7
26***99Bucket As-General Purpose1
27***16Bucket Ar-General Purpose1
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157-7224 Bucket Ar-Grapple
15***85Bucket Group-Grapple; -Industrial1
15***91Mounting Group-Cylinder; -Industrial1
15***24Bucket Ar-Grapple1
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157-7225 Bucket Ar-Grapple
15***86Bucket Group-Grapple; -Industrial1
15***91Mounting Group-Cylinder; -Industrial1
15***25Bucket Ar-Grapple; -Industrial1
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158-6095 Bucket Ar-Grapple
13***86Edge Group-Cutting1
15***25Bucket Ar-Grapple; -Industrial1
15***95Bucket Ar-Grapple; -Industrial1
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217-6230 Bucket Ar-Grapple
13***87Edge Group-Cutting1
21***29Bucket Ar-Grapple1
21***30Bucket Ar-Grapple1
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157-7227 Bucket Ar-Grapple
13***85Edge Group-Cutting1
15***24Bucket Ar-Grapple1
15***27Bucket Ar-Grapple; -Industrial1
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157-7223 Bucket Ar-Grapple
15***84Bucket Group-Grapple; -Industrial1
15***91Mounting Group-Cylinder; -Industrial1
15***23Bucket Ar-Grapple1
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286-9301 Bucket Ar-Grapple
28***44Bucket Group-Grapple1
28***48Mounting Group-Cylinder; -Grapple Bucket1
28***50Lines Group-Grapple1
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217-6229 Bucket Ar-Grapple
15***91Mounting Group-Cylinder; -Industrial1
15***12Cylinder Group-Grapple2
16***87Lines Group-Grapple; -Industrial1
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157-7226 Bucket Ar-Grapple
13***84Edge Group-Cutting1
15***23Bucket Ar-Grapple1
15***26Bucket Ar-Grapple; -Industrial1
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285-6111 Bucket Ar-Grapple
28***00Bucket Ar-Utility1
28***11Bucket Ar-Grapple1
28***16Grapple & Cylinder Group-Utility1
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285-6112 Bucket Ar-Grapple
28***01Bucket Ar-Utility1
28***12Bucket Ar-Grapple1
28***16Grapple & Cylinder Group-Utility1
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286-9300 Bucket Ar-Grapple
28***48Mounting Group-Cylinder; -Grapple Bucket1
28***51Plate & Film Group1
28***78Bucket Group-Grapple1
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261-1368 Bucket Ar-Light Material
13***24Edge-Cutting1
13***32Edge; (1880-mm)1
14***03Edge Group-Cutting1
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276-5717 Bucket Ar-Multipurpose
14***02Edge Group-Cutting1
25***10Bucket Ar-Multipurpose1
27***17Bucket Ar-Multipurpose1
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259-6010 Bucket Ar-Multipurpose
15***04Plate-Instruction; (Bucket Specifications)1
16***89Tack-Fastener4
18***39Cylinder Group-Multipurpose Bukt2
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276-5718 Bucket Ar-Multipurpose
14***99Tooth Group-Uni7
25***10Bucket Ar-Multipurpose1
27***18Bucket Ar-Multipurpose1
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285-6100 Bucket Ar-Utility
13***85Edge Group-Cutting1
28***99Bucket Group-Utility1
28***00Bucket Ar-Utility1
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285-6101 Bucket Ar-Utility
13***86Edge Group-Cutting1
28***01Bucket Ar-Utility1
28***02Bucket Group-Utility1
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260-6299 Bucket As-General Purpose
13***38Edge1
15***04Plate-Instruction; (Bucket Specifications)1
16***89Tack-Fastener4
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217-6228 Bucket Gp-Grapple
15***04Plate-Instruction; (Bucket Specifications)1
15***40Pin4
15***48Bearing-Sleeve2
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156-0884 Bucket Gp-Grapple
14***35Edge1
15***84Bucket Group-Grapple; -Industrial1
15***40Pin4
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156-0885 Bucket Gp-Grapple
14***36Edge1
15***85Bucket Group-Grapple; -Industrial1
15***40Pin4
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286-9244 Bucket Gp-Grapple
15***40Pin4
15***48Bearing-Sleeve2
28***29Tine Group1
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286-9278 Bucket Gp-Grapple
15***40Pin4
15***48Bearing-Sleeve2
28***43Fork As2
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156-0886 Bucket Gp-Grapple
14***37Edge1
15***86Bucket Group-Grapple; -Industrial1
15***40Pin4
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259-6011 Bucket Gp-Multipurpose
13***38Edge1
17***05Film-Identification; (Bucket Level)(Bucket Level Indicator)2
25***11Bucket Group-Multipurpose1
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285-6099 Bucket Gp-Utility
15***04Plate-Instruction; (Bucket Specifications)1
16***89Tack-Fastener4
28***99Bucket Group-Utility1
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285-6102 Bucket Gp-Utility
15***04Plate-Instruction; (Bucket Specifications)1
16***89Tack-Fastener4
28***02Bucket Group-Utility1
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261-1315 Carriage As-Fork
15***35Plate-Instruction; (Load Capacity)1
16***89Tack-Fastener4
26***11Carriage As-Fork1
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296-4503 Coupler Ar-Quick -Vertical Pin Lock, Hydraulic
24***28Wiring Group-Quick Coupler1
25***04Guide Group-Lines; -Quick Coupler1
29***02Control Group-Bucket1
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296-4500 Coupler Ar-Quick -Vertical Pin Lock, Manual
25***04Guide Group-Lines; -Quick Coupler1
29***00Coupler Ar-Quick; -Vertical Pin Lock, Manual1
29***01Coupler Group-Quick1
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334-9102 Coupler Ar-Quick -Vertical Pin Lock
24***28Wiring Group-Quick Coupler1
25***04Guide Group-Lines; -Quick Coupler1
29***02Control Group-Bucket1
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296-4504 Coupler Gp-Quick
13***89Cylinder Group-Coupler2
24***85Pin2
29***04Coupler Group-Quick1
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296-4501 Coupler Gp-Quick
09***60Setscrew-Socket; (M6x1x6-mm)2
13***79Washer; (11x32x3-mm Thk)2
13***51Spacer; (11x19x6-mm Thk)2
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222-7546 Edge Gp-Bit & Cutting
14***88Edge-Cutting1
22***46Edge Group-Bit & Cutting1
3F***08Bolt-Plow; (5/8-11x2.25-In)13
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222-7545 Edge Gp-Bit & Cutting
14***14Edge-Cutting1
22***45Edge Group-Bit & Cutting1
3F***08Bolt-Plow; (5/8-11x2.25-In)10
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135-9384 Edge Gp-Cutting
13***84Edge Group-Cutting1
13***94Edge-Cutting1
15***53Screw-Flat Head; (M16x2.00 Thd)8
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141-5002 Edge Gp-Cutting
13***23Edge-Cutting1
14***02Edge Group-Cutting1
15***53Screw-Flat Head; (M16x2.00 Thd)13
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149-5741 Edge Gp-Cutting
14***41Edge Group-Cutting1
15***53Screw-Flat Head; (M16x2.00 Thd)7
19***24Edge-Cutting1
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135-9387 Edge Gp-Cutting
13***87Edge Group-Cutting1
13***97Edge-Cutting1
15***53Screw-Flat Head; (M16x2.00 Thd)11
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135-9385 Edge Gp-Cutting
13***85Edge Group-Cutting1
13***95Edge-Cutting1
15***53Screw-Flat Head; (M16x2.00 Thd)8
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135-9386 Edge Gp-Cutting
13***86Edge Group-Cutting1
13***96Edge-Cutting1
15***53Screw-Flat Head; (M16x2.00 Thd)11
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162-8139 Fork Ar-Grapple
15***91Mounting Group-Cylinder; -Industrial1
15***12Cylinder Group-Grapple2
16***87Lines Group-Grapple; -Industrial1
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163-4812 Fork Ar-Grapple
15***91Mounting Group-Cylinder; -Industrial1
15***12Cylinder Group-Grapple2
16***87Lines Group-Grapple; -Industrial1
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163-4811 Fork Gp-Grapple
15***40Pin4
15***48Bearing-Sleeve2
16***11Fork Group-Grapple1
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162-8140 Fork Gp-Grapple
15***40Pin4
15***48Bearing-Sleeve2
16***40Fork Group-Grapple1
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164-9614 Fork Gp-Grapple
16***54Tine1
16***14Fork Group-Grapple; -Industrial1
3E***70Pin; (Spring)1
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243-0001 Fork Gp-Pallet -Kit
19***43Fork Group-Pallet12
24***01Fork Group-Pallet; -Kit1
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243-0002 Fork Gp-Pallet -Kit
19***42Fork Group-Pallet12
24***02Fork Group-Pallet; -Kit1
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195-6942 Fork Gp-Pallet
19***42Fork Group-Pallet1
22***29Positioner Group-Fork1
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195-6943 Fork Gp-Pallet
19***43Fork Group-Pallet1
22***29Positioner Group-Fork1
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195-8545 Fork Gp-Pallet
19***45Fork Group-Pallet1
22***29Positioner Group-Fork1
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243-0003 Fork Gp-Pallet -Kit
19***45Fork Group-Pallet12
24***03Fork Group-Pallet; -Kit1
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230-5670 Frame Gp-Blade
17***14Pin As1
17***55Shim; (1-mm Thk)1
17***56Shim; (2-mm Thk)1
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285-6116 Grapple & Cylinder Gp-Utility
16***31Mounting Group-Cylinder; -Utility1
16***40Grapple Group-Utility1
17***36Bolt; (M12x1.75x35-mm)4
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165-8740 Grapple Gp-Utility
15***11Pin4
15***35Film-Warning; (Crush Hazard, Stay Back)2
16***40Grapple Group-Utility1
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300-1439 Lock Gp-Mechanical -Lh
16***60Pin-Spring1
19***37Plate1
19***54Pin-Spring2
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300-1438 Lock Gp-Mechanical -Rh
16***60Pin-Spring1
19***37Plate1
19***54Pin-Spring2
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177-1983 Spring Gp-Blade
17***41Spring4
17***73Plate As1
17***83Spring Group-Blade1
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188-7733 Step Gp-Material Handling Arm
18***86Step As1
18***33Step Group-Material Handling Arm1
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)2
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141-4999 Tooth Gp-Uni
13***20Tooth-Uni-Single Strap1
14***99Tooth Group-Uni1
24***49Screw-Flat Head; (M16x2-Thd)2
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Frequently asked questions

What engine is used in the Caterpillar 904H?

The 904H is powered by the MHI S4Q2-T engine, delivering 52 hp (39 kW) net power.

What is the standard operating weight of this loader?

The operating weight is approximately 9,900 lb (4,490 kg), though specific values may vary by configuration/series.

Which model did the 904H replace?

The Caterpillar 904H was designed to replace the popular 904B model.

What 904H owners discuss

What are the primary engine and transmission characteristics of the 904H?
The machine utilizes a turbocharged MHI S4Q2 diesel engine producing 39 kW (52 hp) net power. The powertrain features a two-speed hydrostatic drive with a closed loop, single path transmission working in conjunction with mechanical axles and a frame mounted gear box.
What hydraulic performance and relief settings should be expected?
The standard auxiliary hydraulic system provides a rated flow of 22 gpm (83 L/min) at a relief pressure of 3,000 psi (207 bar). The main relief valve setting is also rated at 3,000 psi.
What are the typical maintenance requirements for engine and hydraulic fluids?
Engine oil should be maintained using Cat DEO or DEO-ULS. For hydraulic systems, use Cat HYDO Advanced to prevent sludge buildup and valve clogging; avoid exceeding 10% cross-contamination when switching oils. The cooling system requires ELC (Extended Life Coolant).
What common electrical issues are associated with Caterpillar machines of this type?
Electrical instability is a frequent issue, often caused by moisture intrusion in connectors, damaged wiring harnesses, or loose/corroded grounds. Because modern systems depend on stable voltage, battery deterioration or alternator failure can cause erratic ECM behavior and false fault codes.
What should be inspected regarding the engine's air and fuel systems?
Inspect for dirty air filters, as dust accumulation can choke airflow and damage turbochargers. Ensure high-quality fuel is used to prevent injector failure; low-quality or contaminated fuel is a primary cause of power loss and rough operation.
What should be checked when purchasing a used 904H?
Verify the exact serial-prefix specification sheet to confirm the installed attachment package, such as whether the coupler is the standard mechanical version or the optional hydraulic version. Check for signs of hydraulic contamination, specifically milky oil which indicates coolant ingress through a failed head gasket.

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

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