Caterpillar AD40
Caterpillarunderground articulated truck(no series)

Caterpillar AD40

Maintenance schedule, common problems & OEM parts breakdown

The Caterpillar AD40 is a 44-48 ton class underground articulated dump truck built for hard-rock and coal mine haulage, sized to run behind the same drift-mining LHD loaders as its AD30 and AD45 stablemates. Series II production centers on a Cat 3408E HEUI V8 diesel, turbocharged and aftercooled, rated at roughly 365 kW (490 hp) gross, driving through a Cat powershift transmission with torque converter to Cat-built front and rear differentials. Empty weight runs near 38 t (84,000 lb) against a loaded weight near 78 t (172,210 lb), with a heaped body capacity around 18.4 m3 (24.1 yd3). The truck uses Elphinstone's Tele-Tram ejector box, a hydraulically driven pusher plate and tailgate arrangement suited to low-headroom drift haulage rather than a conventional rear-dump body. It entered production in the early 1990s under Elphinstone in Burnie, Tasmania, carried the PIN prefix 1YZ, moved into the Caterpillar Elphinstone Pty Ltd joint venture in 1995, and was ultimately succeeded in this payload bracket by the AD45 and later AD45B.

Across its production run, updates to the AD40 concentrated in the Series II package: refinements to the 3408E HEUI fuel system and engine protection, revised transmission and brake oil filtration, and changes to the automatic lubrication and Tele-Tram ejector controls. Caterpillar's later move of underground hard-rock truck manufacturing from Burnie to Rayong, Thailand, completed in 2016, closed out the Tasmanian build line and folded the model forward into the modern AD45/AD45B/AD55 range; the AD40 is no longer listed as an active cat.com product. That legacy status is exactly why it still matters in the parts and used-equipment market: a working population of AD40s remains active underground on established fleets, keeping steady demand for 3408E engine components, powershift transmission and torque converter parts, differential and final drive assemblies, and Tele-Tram ejector hardware, along with used and rebuilt machines moving into secondary hard-rock and coal 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 AD40 specifications

Engine

Engine modelCat 3408E HEUI, V-8, 4-stroke-cycle diesel, turbocharged and aftercooled
Gross power365 kW (490 hp)
Net powerNot published for this model — verify with dealer
Displacement18.0 L (1,099 cu in)
Cylinders8 (V-configuration)
Emissions tierNot documented for this series — predates modern Tier/Stage regulation on published sheets; verify with dealer for the specific serial range

Weights

Operating weight, empty38,800 kg (85,554 lb) per factory spec sheet; some equipment databases list 38,102 kg (84,000 lb) — varies by source/configuration
Operating weight, loaded (GVW)82,100 kg (181,030 lb) per factory spec sheet; some equipment databases list 78,113 kg (172,210 lb) — varies by source/configuration
Rated payload / body capacity44 t (48 tons) rated; equipment databases commonly cite 43,545 kg (96,000 lb) — figures are close within rounding
Heaped capacity (2:1 SAE)25.5 m3 (33 yd3) on standard body; equipment databases cite 18.4 m3 (24.1 yd3) heaped — larger body sizes are offered to suit material density, so capacity varies by body configuration
Weight distribution, loaded46% front / 54% rear

Dimensions

Overall length10,660 mm (419.7 in / 34.98 ft)
Overall width3,000 mm (118.1 in / 9.85 ft)
Overall height (cab)2,700 mm (106.3 in / 8.86 ft)
Wheelbase5,550 mm (218.5 in)
Ground clearance452 mm (17.8 in)
Dump (unloading) height5,946 mm (234.1 in / 19.51 ft)
Loading height2,660 mm (104.7 in)
Turning radius, outer9,228 mm (363.4 in)
Turning radius, inner5,296 mm (208.5 in)
Articulation angle±42.5°
Frame oscillation±12°

Performance

Forward speeds (7-speed transmission)1st 7.7 km/h (4.8 mph) through 7th 48.1 km/h (29.9 mph) top speed; some equipment databases list an 8-speed-forward configuration at the same 29.9 mph top speed
Reverse speeds (2-speed)1st 7.7 km/h (4.8 mph), 2nd 10.6 km/h (6.6 mph)
Tire size29.5-R29 radials
GradeabilityNot published for this model — verify with dealer

Service capacities (summary)

Fuel tank600 L (158.6 gal)
Engine oil45.5 L (12 gal)
Cooling system145 L (38.3 gal)
Hydraulic/steering system120 L (31.7 gal)

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

AD40 fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase (with filter) - Cat 3408E HEUI V8 diesel45.5 L (12.0 US gal)Cat DEO / DEO-ULS diesel engine oil. SAE 15W-40 for standard ambient range; drop to SAE 10W-30 for cold-start conditions below roughly -20 C (-4 F). Change with a new Cat oil filter at each service interval.
Cooling system145 L (38.3 US gal)Cat ELC (Extended Life Coolant), factory premix. Protects to about -37 C (-34 F); do not mix with conventional green coolant.
Fuel tank600 L (158.6 US gal)Ultra-low-sulfur diesel fuel meeting Cat fuel specs; no viscosity grading applies.
Powershift transmission85 L (22.5 US gal)Cat TDTO (Transmission/Drive Train Oil). SAE 30 for normal ambient; SAE 10W in cold climates below about -10 C (14 F), SAE 50 in sustained heat above about 10 C ambient. Check dealer OMM for the exact viscosity band tied to this serial range.
Front differential / final drive95 L (25.0 US gal)Cat TDTO, same viscosity-by-climate guidance as the transmission (shared power-train fluid on this truck family).
Rear differential / final drive95 L (25.0 US gal)Cat TDTO, same viscosity-by-climate guidance as the transmission.
Hydraulic system total (steering circuit)120 L (31.7 US gal)Cat TDTO where the steering/hydraulic circuit shares the power-train fluid, per Cat's standard off-highway truck practice; some configurations spec Cat HYDO Advanced as a dedicated hydraulic fluid instead. Confirm against the dealer OMM for this serial range before topping off.
Steering hydraulic tank (reservoir capacity within the hydraulic system above)84 L (22.2 US gal)Same fluid as the hydraulic system entry above.
Grease (chassis, pins, bushings) - spec onlyNot capacity-rated; service per grease point intervalNLGI Grade 2 Cat Multipurpose Grease for general chassis points; Cat Advanced 3Moly or Ultra 5Moly grease for heavy-load pin/bushing joints per the lubrication chart. Multipurpose grade rated roughly -30 C to 40 C (-22 F to 104 F) ambient.

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

Caterpillar AD40 maintenance schedule

Service intervalTasks
Every 50 h
  • Check engine oil, coolant level, and fuel tank/water separator before starting the 3408E each shift
  • Confirm the automatic lubrication grease tank is full and cycling to body pivot, hoist, ejector, and steering cylinder pins
  • Test the back-up alarm, service brakes, and parking/secondary brake before moving into the drive
  • Inspect tires and rims for cuts and chunking and check inflation on the 29.5-R29 radials
  • Drain water and sediment from the primary fuel water separator and clean the cab air filter weekly
  • Walk down articulation area and Tele-Tram ejector tailgate linkage for loose pins or leaking hoses
Every 250 h
  • Change engine oil and filter on the 3408E HEUI
  • Test the automatic brake application system that trips on low transmission oil pressure
  • Check front and rear differential and final drive oil levels
  • Inspect and lubricate driveline universal joints
  • Check and top off cooling system corrosion inhibitor/additive concentration
  • Pull a transmission oil sample for condition monitoring
Every 500 h
  • Replace transmission, torque converter, steering, and brake oil filter elements
  • Clean the engine crankcase breather
  • Sample hoist, brake, and torque converter oil for wear metals and contamination
  • Check the parking brake release accumulator and oil condition
  • Inspect articulation hitch and steering cylinder pins for play
  • Check alternator and fan belt tension and condition
Every 1,000 h
  • Change hoist, torque converter, and brake system oil
  • Check brake accumulator nitrogen precharge
  • Clean transmission and hydraulic tank breathers and suction screens
  • Inspect front and rear wheel bearings and reseal if leaking
  • Test secondary steering system function under load
  • Inspect cab/ROPS mounts and Tele-Tram ejector frame for cracking
Every 2,000 h
  • Change front and rear differential and final drive oil
  • Pull a coolant sample and check corrosion inhibitor level in the cooling system
  • Inspect and adjust valve lash on the 3408E
  • Check the turbocharger for shaft play and inspect aftercooler and charge-air connections for leaks
  • Inspect the articulation hitch pin and bushings for wear against factory limits
  • Torque wheel rim clamps and re-check steering cylinder pin retention
Every 4,000 h
  • Change engine coolant or pull an extended-life coolant sample ahead of the next fill interval
  • Inspect torque converter and powershift transmission clutch packs for wear trend based on oil sample history
  • Reseal hoist and steering cylinders showing drift or external leakage
  • Inspect the articulation hitch structure and main frame rails for fatigue cracking
  • Evaluate differential and final drive planetary condition ahead of a scheduled overhaul

Servicing the AD40 beyond the schedule

Predictive Maintenance & Fluid Analysis

Run scheduled oil analysis on the 3408E HEUI crankcase, Cat powershift transmission, torque converter, and front/rear differentials to catch bearing, clutch, and gear wear before it becomes a failure underground. Sample hydraulic and brake oil at every filter change to track contamination trends in the confined, dusty drift environment. Watch HEUI fuel system data through electronic diagnostics, since injector and pump wear often shows up in fuel dilution results before any loss of power is felt at the face.

Corrective & Common Repairs

Expect recurring wear at the articulation hitch pins and bushings, steering cylinder seals, and Tele-Tram ejector pusher-plate and tailgate linkage from constant drift-tunnel steering and tramming cycles. Turbocharger and aftercooler leaks on the 3408E surface as boost loss and smoke in low-ventilation headings. Automatic brake application faults tied to transmission oil pressure switches and brake accumulator charge are common corrective calls. Rim clamp loosening and tire cuts from rib haulage are routine given the 29.5-R29 radial fitment.

Overhaul & Rebuild Points

Plan an in-frame or full overhaul of the 3408E around cylinder liner, piston, and main/rod bearing wear once valve lash drift and oil consumption climb past normal limits. Torque converter and powershift transmission clutch packs are the next major wear group, followed by front and rear differential and final drive planetaries. At major rebuild intervals, reseal hoist and steering cylinders and inspect the articulation hitch and frame rails for fatigue cracking, since hitch and frame condition is the practical limit on chassis life underground.

Seasonal & Environment Servicing

Underground duty cycle matters more than season for the AD40: heat and restricted airflow in deep headings push cooling system and turbocharger checks tighter than a comparable surface schedule. Fine rock dust accelerates cab air filter, engine air filter, and auto-lubrication filter loading, so shorten those intervals on dusty drives. Where mine water is corrosive, check coolant additive concentration and differential/final drive seals more often, and keep Tele-Tram ejector hydraulic fittings protected from grit ingress at hose connections.

AD40 common service parts

Part numberPart
1R-0749Filter-FuelCheck fitment →
8H-2778Seal-RingCheck fitment →
9M-2342Filter Element As-FuelCheck fitment →
133-5673ElementCheck fitment →
141-0284Kit-Fuel Filter & WaterseparatorCheck fitment →

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

AD40 fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
036-0100-01Engine oil pressure sensor reporting oil pressure below the normal operating range for current rpmGenuinely low oil pressure (level, worn pump, restricted pickup) or a failing oil pressure sensor/senderShut engine down, check oil level and condition, verify pressure with a mechanical gauge before restarting
036-0110-03/04Engine coolant temperature sensor circuit voltage outside the valid range (open or shorted circuit), or coolant running hotDamaged sensor wiring/connector, failed sensor, or low coolant/cooling system restriction on genuine over-temp eventsCheck coolant level and connector condition first, then test sensor circuit resistance against spec
036-0190-08Engine speed/timing sensor signal abnormal or lost, ECM cannot confirm crank/cam referenceDamaged speed-timing sensor, air gap out of spec, or wiring/connector fault at the sensorInspect sensor mounting and air gap, check harness for chafe/corrosion, reseat connectors
036-0168-03/04Engine ECM system (battery) voltage reading above or below the normal operating rangeWeak/failing battery, loose or corroded battery cable, faulty alternator/charging circuitLoad-test batteries, clean and torque battery and ground connections, check charging system output
036-0091-03/04Throttle position sensor circuit voltage above or below the valid rangeDamaged throttle sensor, worn linkage, or chafed/corroded wiring to the sensorInspect throttle linkage and sensor connector, verify sensor output against spec, repair wiring as needed
036-0248-09Abnormal update rate on the Cat Data Link, engine ECM losing communication with other machine control modulesDamaged or corroded data link wiring/connector, loose ECM connector, or a second module fault pulling the link downInspect and clean data link connectors and splices, check for chafed harness, reseat ECM connector
036-0041-03/048-volt sensor supply circuit voltage above or below normal, affecting sensors fed from this supplyShort or open in the shared sensor supply wiring, or a shorted sensor pulling the supply downDisconnect sensors on the 8V supply one at a time to isolate the fault, then repair wiring or replace the failed sensor
036-0262-03/045-volt sensor supply circuit voltage above or below normal, affecting sensors fed from this supplyShort or open in the shared 5V sensor supply wiring, or a shorted sensor on that circuitIsolate sensors on the 5V supply to find the offending circuit, repair wiring or replace the faulty sensor

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

AD40 attachments & work tools

Truck body (primary work tool)

Factory-documented AD40 Series II configuration is a Tele-Tram ejector box with a hydraulically controlled tailgate, in the 44-48 short ton (roughly 40-44 tonne) carrying-capacity class. Sibling models in this underground-truck size range also catalog a bolt-on dump body as an alternative to the ejector, but that dual-body option is not separately confirmed under the AD40 name itself, so treat it as class-typical rather than AD40-verified.

Ejector body capacity range (class reference)

Across this Cat underground-truck size class, ejector bodies run roughly 15-23 m3 (about 20-30 yd3) struck capacity depending on model and body width, with dump bodies offered in a similar range. Use these as class-typical brackets for the AD40's 40+ tonne payload rating, not as a confirmed AD40-specific body number.

Tailgate / ejector actuation

The ejector body's tailgate and pusher blade are hydraulically actuated from a dedicated ejector circuit, letting the truck discharge a full load without raising the body, useful where roof clearance underground is limited. This is not a bolt-on attachment; it is part of the ejector body assembly and requires the truck's own ejector hydraulics, not an aftermarket kit.

Body wear and spillage protection

Underground truck bodies in this class take impact and wear liners, external wear plates, tail extensions, and sideboards to protect the structure and control payload spillage. These are standard options across the AD-series ejector/dump body line; no AD40-specific liner thickness or part is separately documented, so confirm exact liner spec with your dealer.

Body mounting / change-out method

Body swap (ejector to dump or vice versa) on this truck class is a shop procedure using collet jacking bolts and hoist-cylinder body supports, not a field quick-coupler system. There is no excavator-style hydraulic quick-coupler on this machine; the body is a chassis-mounted structural component.

Cab / ROPS-FOPS protection

Underground trucks in this class ship with a ROPS/FOPS structure resiliently mounted to the mainframe as standard operator protection. An optional sound-suppressed, pressurized, air-conditioned cab is offered on the size class as an upgrade over the base open ROPS/FOPS canopy; not separately confirmed by name for the AD40.

Fire suppression and engine shutdown

Cat underground mining trucks in this class carry engine-shutdown and fire-suppression activation switches accessible from ground level and the cab, standard safety equipment for underground operation. Exact system make and bottle count vary by dealer-fitted package and should be confirmed against the specific unit's build sheet.

Underground exhaust/ventilation conditioning

Underground haul trucks of this size and era commonly run wet-type exhaust scrubbers or catalytic exhaust conditioning to cool and clean exhaust gas for mine ventilation compliance. This is a class-level practice for underground diesel equipment; no AD40-specific scrubber model is separately confirmed, so verify against the mine's ventilation plan and the truck's actual build.

Powertrain-linked hydraulic notes

The AD40 Series II is documented with a Cat 3408E HEUI diesel engine rated around 490 hp, paired with a Cat powershift transmission and torque converter, driving front and rear Cat differentials. Any hydraulic-driven work tool or scrubber option depends on the truck's own engine-driven hydraulic and cooling circuits rather than a standalone attachment hydraulic kit.

All AD40 assemblies by section

Every catalogued assembly group for the Caterpillar AD40. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Air Inlet And Exhaust System
1267290 - Aftercooler Gp-Water
6de7034 - Air Cleaner Gp
1w1653 - Cartridge Gp-Turbocharger
6el1285 - Exhaust Ar-Particulate Filter
6E***84Exhaust Group-Particulate Filter1
6E***85Exhaust Ar-Particulate Filter1
6E***87Lines Group-Exhaust Back Pressure1
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6el1284 - Exhaust Gp-Particulate Filter
6E***84Exhaust Group-Particulate Filter1
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6el0333 - Exhaust Gp-Purifier
6de7857 - Exhaust Gp-Purifier
6de6590 - Exhaust Gp-Purifier
1267288 - Lines Gp-Air
6el1287 - Lines Gp-Exhaust Back Pressure
6E***87Lines Group-Exhaust Back Pressure1
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6de4858 - Lines Gp-Water Injection
1267289 - Manifold Gp-Exhaust
1660164 - Manifold Gp-Exhaust
6de6883 - Shield Gp-Manifold & Turbo
6de8619 - Shield Gp-Manifold & Turbo
6de9580 - Shield Gp-Manifold & Turbo
1279177 - Turbocharger Gp
1w5580 - Turbocharger Gp
Basic Engine
6de4320 - Belt Tightener Gp
1081547 - Camshaft Gp
1295242 - Cover Gp-Cylinder Block
4n6876 - Cover Gp-Flywheel Housing
4N***76Cover Group-Flywheel Housing; Flywheel Housing Cover Group1
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1260768 - Cover Gp-Front Housing
6de6895 - Cover Gp-Oil Pan
1295243 - Cover Gp-Valve Mechanism
1w5009 - Crankshaft As
1w5010 - Crankshaft Gp
1W***10Crankshaft Group; Crankshaft Group1
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1179509 - Cylinder Block As
1099009 - Cylinder Block Gp
1433613 - Cylinder Head As
1433614 - Cylinder Head As
1928887 - Cylinder Head Gp
1928886 - Cylinder Head Gp
1077319 - Cylinder Head Gp
1077320 - Cylinder Head Gp
1w0998 - Damper Gp
6de6882 - Drive Gp-Fan
9y1569 - Flywheel Gp
1267281 - Gear Gp-Front
6de7110 - Gear Gp-Rear
6de7036 - Gear Gp-Rear
6de6723 - Housing Gp-Flywheel
1267280 - Housing Gp-Front
1267279 - Lifting Gp-Engine
6de6884 - Mounting Gp-Alternator
6de3019 - Mounting Gp-Engine (Rear)
6de3001 - Mounting Gp-Engine (Front)
6i3744 - Pan Gp-Oil
1092823 - Piston & Rod Gp
6de7796 - Platform Gp-Engine
1267278 - Plug Gp-Cylinder Block
1244456 - Plug Gp-Cylinder Head
6de3703 - Pulley Gp
1071954 - Rocker Arm Gp
7e6385 - Support Gp-Engine
4n4303 - Trunnion Gp-Engine
4N***03Trunnion Group-Engine; Engine Trunnion Group1
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1081551 - Valve Mechanism Gp
Braking System
2g6535 - Slack Adjuster Gp
2G***35Slack Adjuster Group; -Front Service Brake Lines1
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1800020 - Brake Gp-Service & Parking
6de5214 - Brake Gp-Service & Parking
6de6779 - Control Gp-Brake
6de6778 - Control Gp-Brake (Cab)
6de6777 - Control Gp-Brake (Chassis)
6de4918 - Control Gp-Retarder (Manual)
2u6390 - Filter Gp
6de6687 - Lines Gp-Accumulator
6de6714 - Lines Gp-Accumulator Charging
6D***14Lines Group-Accumulator Charging1
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6de6771 - Lines Gp-Brake
6de6776 - Lines Gp-Brake (Front)
6de4734 - Lines Gp-Brake (Rear)
6el1018 - Lines Gp-Brake (Rear)
6de6775 - Lines Gp-Brake Bleeder
6de6928 - Lines Gp-Filter
6de6780 - Valve Gp-Brake
6de6113 - Valve Gp-Brake
6de7828 - Valve Gp-Brake
6de5980 - Valve Gp-Retarder Control
9ep5633 - Valve Gp-Solenoid
Cooling System
6de6893 - Coolant Conditioner Gp
6de7872 - Core Gp-Oil Cooler
1414109 - Core Gp-Oil Cooler
14***09Core Group-Oil Cooler; -Brake, Frame Mount-Transmission, Engine Mount-Tc, Bk, Hoist, Engine Mount1
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6de8618 - Drain Gp-High Speed Fluid (Radiator Evacuation)
6de8903 - Drain Gp-High Speed Fluid (Radiator Evacuation)
6de3900 - Fan Gp-Blower
6de4212 - Lines Gp-Brake Oil Cooler (Front)
6de6803 - Lines Gp-Brake Oil Cooler
6de4328 - Lines Gp-Brake Oil Cooler (Rear)
6de7873 - Lines Gp-Steering Oil Cooler
6D***73Lines Group-Steering Oil Cooler1
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6de6858 - Lines Gp-Tmsn Oil Cooler
6de6804 - Lines Gp-Torque Conv Cooler
6de7363 - Lines Gp-Water
1338404 - Lines Gp-Water
6de4262 - Lines Gp-Water
6de6721 - Lines Gp-Water
1371338 - Pump Gp-Water
4n1951 - Pump Gp-Water
4N***51Pump Group-Water; Water Pump Group1
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6de9236 - Radiator Gp
6de7026 - Radiator Gp
6de6222 - Radiator Gp-Basic
Electrical And Starting System
9el6206 - Alarm Gp
9g9813 - Alarm Gp
9G***13Alarm Group; -Action-Action, Engine Overspeed1
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3e7577 - Alternator Gp-Charging
6de6181 - Battery & Wiring Gp
1312001 - Control & Mtg Gp-Engine Elek
13***01Control & Mtg Group-Engine Elek1
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1720802 - Control Gp-Engine Electronic
17***02Control Group-Engine Electronic1
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1056122 - Control Gp-Engine Electronic
10***22Control Group-Engine Electronic1
17***02Control Group-Engine Electronic1
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6de4927 - Control Gp-Hoist Electronic
6de7844 - Horn Gp-Electric
8c9678 - Lamp Gp-Dome
9de5312 - Lamp Gp-Dome
9x1439 - Lamp Gp-Flood
9X***39Lamp Group-Flood; -Rear-Ladder Access-Engine Work Light1
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5i8250 - Lamp Gp-Flood
9x7170 - Lamp Gp-Head
9x7169 - Lamp Gp-Head
1081289 - Lamp Gp-Signal
6de7845 - Lighting Gp-Cab
6de7843 - Lighting Gp-Front
6de7061 - Lighting Gp-Front
6de8042 - Lighting Gp-Rear
6de7062 - Lighting Gp-Rear
6de7848 - Lighting Gp-Rear
1173915 - Motor Gp-Elec Hyd Pump
11***15Motor Group-Electric; -Engine Prelubrication-Sec Steering, Brake Release1
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6de7760 - Mounting Gp-Wiring (Engine)
6de7060 - Panel Gp-Circuit Breaker
6de7908 - Sender Gp (Fuel)
6de8568 - Sensor & Switch Gp
6de8509 - Sensor & Switch Gp
6de6972 - Sensor & Switch Gp
1267896 - Sensor Gp-Tmsn Position
12***96Sensor Group-Position; -Transmission Shift Lever1
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1988761 - Sensor Gp-Tmsn Position
19***61Sensor Group-Position; (Transmission Speed)1
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2047949 - Control Gp-Rotary Pos Sensor
20***49Sensor Group-Position; -Throttle1
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1638530 - Sensor Gp-Pressure
16***30Sensor Group-Pressure; -Atmospheric Air1
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1946725 - Sensor Gp-Pressure (Oil)
19***25Sensor Group-Pressure; -Engine Oil1
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6v2485 - Sensor Gp-Pressure (Fuel)
6V***85Sensor Group-Pressure; -Injection Actuation Oil1
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1296628 - Sensor Gp-Speed
12***28Sensor Group-Speed; -Engine Speed/Timing1
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3q6838 - Sensor Gp-Speed
1060735 - Sensor Gp-Temperature
10***35Sensor Group-Temperature; -Engine Oil1
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6de1934 - Sensor Gp-Tmsn Position
4n1061 - Starting Motor Gp-Electric
6v0890 - Starting Motor Gp-Electric
6V***90Starting Motor Group-Electric; (Delco Remy)1
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7n0718 - Switch As-Disconnect (2 Post)
7N***18Switch As-Disconnect; -Battery-Ground Level1
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1004417 - Switch Gp-Flow
10***17Switch Group-Flow; -Engine Coolant1
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1718708 - Switch Gp-Flow
17***08Switch Group-Flow; -Engine Coolant1
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6de5981 - Switch Gp-Hoist Control
6de3753 - Switch Gp-Wiper
6de6995 - Transformer Gp
6de7915 - Warning Gp-Backup
6de8044 - Warning Gp-Backup
6de7064 - Wiring Gp-Auto Retarder
6de7847 - Wiring Gp-Cab (Lower)
6de7858 - Wiring Gp-Cab
6de7846 - Wiring Gp-Cab (Upper)
6de7053 - Wiring Gp-Cab
1214082 - Wiring Gp-Engine Electronic
6de7214 - Wiring Gp-Fire Suppression (Engine Shutdown)
6de7909 - Wiring Gp-Front
6de7861 - Wiring Gp-Front (Transmission)
6de7000 - Wiring Gp-Front (Transmission)
6de7538 - Wiring Gp-Front (Engine)
6de7859 - Wiring Gp-Front
6de8079 - Wiring Gp-Front
6de7009 - Wiring Gp-Front (Engine)
6de6999 - Wiring Gp-Front
6de7860 - Wiring Gp-Front (Engine)
6de7914 - Wiring Gp-Rear
6de8043 - Wiring Gp-Rear
1090401 - Wiring Gp-Unit Injector
Engine Arrangement
6de8994 - Conversion Ar-Engine
10***90Switch Group-Temperature; -Engine Coolant1
16***94Engine Ar-Complete1
18***46Sensor Group-Speed; -Low Output-Engine Timing-Transmission1
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6de6587 - Engine Ar-Basic
10***17Switch Group-Flow; -Engine Coolant1
10***19Cylinder Head Group1
10***47Camshaft Group1
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1658094 - Engine Ar-Complete
10***17Switch Group-Flow; -Engine Coolant1
10***47Camshaft Group1
10***51Valve Mechanism Group1
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6de6862 - Engine Ar-Complete
10***90Switch Group-Temperature; -Engine Coolant1
12***74Filler Group-Engine Oil1
18***46Sensor Group-Speed; -Low Output-Engine Timing-Transmission1
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6de7874 - Installation Ar-Engine
6D***19Mounting Group-Engine1
6D***00Fan Group-Blower1
6D***90Exhaust Group-Purifier1
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Frame And Body
6de9250 - Body Gp-Dump (21.3m3 Sae)
6el0848 - Body Gp-Dump (25.1m3 Sae)
6de9252 - Body Gp-Dump (25.1m3 Sae)
6de9249 - Body Gp-Dump (18.0m3 Sae)
6de9251 - Body Gp-Dump (22.2m3 Sae)
6de7877 - Chassis Ar
6D***97Frame Group-Suspension1
6D***34Lines Group-Brake1
6D***13Link Group-Steering Frame Lock1
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6de6897 - Cover Gp-Deck
6de6898 - Fender Gp-Front
6de7740 - Fire Extinguisher Gp (4.5kg)
6de7328 - Fire Extinguisher Gp (9.0kg)
6de6733 - Frame Gp-Engine End
6de6927 - Frame Gp-Nonengine End
6de3597 - Frame Gp-Suspension
6de6896 - Guard Gp-Bottom
6de6894 - Guard Gp-Radiator
6de5974 - Hitch Gp-Oscillating
6de8741 - Hood Gp
6de6900 - Hood Gp
6de7922 - Hood Gp
6de8984 - Liner Gp-Body
6de7477 - Liner Gp-Body
6de8985 - Liner Gp-Body
6de5909 - Liner Gp-Body
6de8992 - Liner Gp-Body
6de8983 - Liner Gp-Body
6de7421 - Lines Gp-Central Lubrication (Rear)
6D***21Lines Group-Central Lubrication1
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6de7419 - Lines Gp-Central Lubrication (Hitch)
6D***19Lines Group-Central Lubrication1
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6de7037 - Lines Gp-Central Lubrication (Suspension)
6D***37Lines Group-Central Lubrication1
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6de7418 - Lines Gp-Central Lubrication (Front)
6D***18Lines Group-Central Lubrication1
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6de6836 - Lines Gp-Fire Suppression (Retardant)
6de6847 - Lines Gp-Fire Suppression (Detonation)
6de7212 - Lines Gp-Fire Suppression (Auto Detonation)
6de7052 - Lines Gp-Lubrication (Bank 3)
6de7010 - Lines Gp-Lubrication (Bank 1)
6de8704 - Lines Gp-Lubrication
6de6985 - Lines Gp-Lubrication
6de7011 - Lines Gp-Lubrication (Bank 2)
6de8705 - Lines Gp-Lubrication
6de5213 - Link Gp-Steering Frame Lock
6de7579 - Lubrication Ar-Automatic (Electric)
6de8703 - Lubrication Ar-Automatic (Hydraulic)
1D***18Pump Group-Lubrication1
6D***10Lines Group-Lubrication1
6D***11Lines Group-Lubrication1
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6de6591 - Lubrication Ar-Automatic (Electric)
6de8722 - Lubrication Ar-Automatic (Electric)
6de7423 - Lubrication Ar-Central
6de6975 - Mounting Gp-Cab
6de5721 - Mounting Gp-Camera
6de8026 - Mounting Gp-Camera
6de5726 - Mounting Gp-Camera
6de7578 - Pump Gp-Lubrication
1de2408 - Pump Gp-Lubrication
1de2365 - Pump Gp-Lubrication
1de2618 - Pump Gp-Lubrication
6de6861 - Pump Gp-Lubrication
6de7213 - Suppression Ar-Fire
6D***36Lines Group-Fire Suppression1
6D***47Lines Group-Fire Suppression1
6D***13Suppression Ar-Fire1
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6de3599 - Suspension Gp-Front
6de7134 - Suspension Gp-Front
6de7412 - Suspension Gp-Front
6de3598 - Suspension Gp-Front
6de7155 - Suspension Gp-Front
6de7014 - Tread Gp-Nonskid
5t5009 - Valve Gp-Lube Distribution
5T***09Valve Group-Lube Distribution; -3-Injector-Steering Cyl, Linkage, Rh, Lh-Hoist, Rear Susp Cyl, Rh, Lh-Front Susp, Steer Cyl, Rh, Lh1
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Fuel System
6de7019 - Adapter Gp-Fast Fill Fuel
6de7770 - Adapter Gp-Fuel Fill
6de7767 - Adapter Gp-Fuel Fill
6de6904 - Adapter Gp-Fuel Fill
6de7145 - Adapter Gp-Fuel Fill
1620148 - Drive Gp-Unit Inj Hyd Pump
16***48Drive Group-Unit Inj Hydraulic Pump1
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1529139 - Drive Gp-Unit Inj Hyd Pump
15***39Drive Group-Unit Inj Hydraulic Pump1
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1747527 - Injector Gp-Fuel
6de7862 - Lines Gp-Fuel
6de7761 - Lines Gp-Fuel
6de6909 - Lines Gp-Fuel
6de7362 - Lines Gp-Fuel
6de7912 - Lines Gp-Fuel Filter
1214034 - Lines Gp-Injector Hyd Pump
12***34Lines Group-Injector Hydraulic Pump1
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6de7463 - Pump & Mtg Gp-Unit Inj Hyd
6D***63Pump & Mtg Group-Unit Inj Hydraulic1
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7de2850 - Pump & Mtg Gp-Unit Inj Hyd
7D***50Pump & Mtg Group-Unit Inj Hydraulic1
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1267292 - Pump & Mtg Gp-Unit Inj Hyd
12***92Pump & Mtg Group-Unit Inj Hydraulic1
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1087090 - Pump Gp-Fuel Injection
6de7759 - Pump Gp-Fuel Prm & Prim Filter
6D***59Pump Group-Fuel Prm & Prim Filter1
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6de6917 - Pump Gp-Fuel Prm & Prim Filter
6D***17Pump Group-Fuel Prm & Prim Filter1
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2014201 - Pump Gp-Unit Injector Hyd
20***01Pump Group-Unit Injector Hydraulic1
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1440835 - Pump Gp-Unit Injector Hyd
14***35Pump Group-Unit Injector Hydraulic1
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1331708 - Pump Gp-Unit Injector Hyd
13***08Pump Group-Unit Injector Hydraulic1
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1691034 - Pump Gp-Unit Injector Hyd
16***34Pump Group-Unit Injector Hydraulic1
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1027535 - Valve Gp-Check
10***35Valve Group-Check; -Fuel Return Port1
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1070677 - Valve Gp-Solenoid
10***77Valve Group-Solenoid; -Pressure Control1
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Hydraulic System
6de7851 - Block Gp-Hydraulic (Cab Tilt)
6de3951 - Block Gp-Hydraulic (Cab Tilt)
9d6710 - Cylinder & Mtg Gp-Hoist
9D***10Cylinder & Mounting Group-Hoist1
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6de6208 - Cylinder Gp-Cab Lockdown
6de5073 - Cylinder Gp-Cab Tilt
1455155 - Cylinder Gp-Hoist
14***55Cylinder Group-Hoist; -Telescoping1
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9j2017 - Cylinder Gp-Hoist
6de3538 - Cylinder Gp-Hydraulic Tank
6de8901 - Drain Gp-High Speed Fluid (Hyd Tank Evacuation)
6de7020 - Drain Gp-High Speed Fluid (Hyd Tank Evacuation)
6de3370 - Filter Gp-Hydraulic (Steering)
6de7875 - Hydraulic Ar
6D***12Lines Group-Brake Oil Cooler1
6D***28Lines Group-Brake Oil Cooler1
6D***49Lines Group-Hoist1
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6de6976 - Lines Gp-Cab Tilt
6de8709 - Lines Gp-Cab Tilt
6de4849 - Lines Gp-Hoist
6de6886 - Lines Gp-Hydraulic
6de9084 - Lines Gp-Hydraulic
6de6892 - Lines Gp-Hydraulic (Hitch)
6de7822 - Lines Gp-Hydraulic (Hitch)
6de5537 - Lines Gp-Hydraulic Oil
6de6885 - Lines Gp-Hydraulic Tank Vent
6D***85Lines Group-Hydraulic Tank Vent1
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8w9925 - Pump Gp-Electric Drive
8W***25Pump & Motor Group-Brake Release; -Park, Secondary Brake Release1
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1707644 - Pump Gp-Electric Drive
6de8033 - Pump Gp-Gear
1421638 - Pump Gp-Gear (Steering / Transmission)
9t7465 - Pump Gp-Gear
1v5144 - Pump Gp-Gear
1V***44Pump Group-Gear; -Steering & Braking1
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6de9806 - Tank Gp-Hydraulic
6de6880 - Tank Gp-Hydraulic
6de7871 - Tank Gp-Hydraulic
6de8576 - Valve Gp-Control
6de4955 - Valve Gp-Control
6de3756 - Valve Gp-Relief
9j0622 - Valve Gp-Relief
1093032 - Valve Gp-Solenoid
1528346 - Valve Gp-Control
15***46Valve Group-Solenoid; -Quick Coupler1
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Lubrication System
6de8902 - Drain Gp-High Speed Fluid (Engine Sump Evacuation)
6de7022 - Drain Gp-High Speed Fluid (Engine Sump Evacuation)
1198583 - Fastener Gp-Oil Pump Mounting
11***83Fastener Group-Oil Pump Mounting; -Engine1
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1279374 - Filler Gp-Oil
6de7995 - Filler Gp-Oil
1295246 - Filter Gp-Engine Oil
6de6899 - Fumes Disposal Gp
6de7971 - Gauge Gp-Oil Level (Dipstick)
6de6717 - Gauge Gp-Oil Level (Dipstick)
1295245 - Lines Gp-Engine Oil
1267286 - Lines Gp-Turbocharger Oil
1161980 - Pump Gp-Engine Oil
Machine Arrangement
6de7878 - Common Ar
6D***62Engine Ar-Complete1
6D***74Installation Ar-Engine1
6D***75Hydraulic Ar1
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Operator Station
6de7897 - Air Conditioner Ar
6D***36Air Conditioner Group1
6D***37Compressor Group-Refrigerant1
6D***38Lines Group-Air Conditioner1
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6de7066 - Air Conditioner Ar
6D***36Air Conditioner Group1
6D***37Compressor Group-Refrigerant1
6D***38Lines Group-Air Conditioner1
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6de6936 - Air Conditioner Gp
6de7015 - Cab Ar-Enclosed Fops
6de7901 - Cab Ar-Enclosed Fops
6el0849 - Cab Ar-Enclosed Fops
6de7902 - Cab Gp-Enclosed Fops
6de6978 - Cab Gp-Enclosed Fops
6de7906 - Compartment Gp-Literature
6de6937 - Compressor Gp-Refrigerant
3e1906 - Compressor Gp-Clutch & Refrig
6de7879 - Condenser & Mounting Gp
6de6997 - Condenser & Mounting Gp
6de7964 - Cover Gp-Seat
1de2535 - Cover Gp-Seat
6de7008 - Door Gp-Cab
6de7903 - Door Gp-Cab
6de6980 - Duct Gp-Air
6de8631 - Filter Gp-Cab Air
6de7870 - Heater Ar-Cab
6D***98Lines Group-Heater1
6D***84Heater Group-Cab1
6D***70Heater Ar-Cab1
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6de7384 - Heater Gp-Cab
6de7959 - Installation Gp-Radio
6de6938 - Lines Gp-Air Conditioner
6de6998 - Lines Gp-Heater
6de6982 - Lines Gp-Washer
1256806 - Module Gp-Speed/Tach Elek
12***06Module Group-Speedometer & Tach1
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6de7055 - Monitor Ar-Camera
6D***21Mounting Group-Camera1
6D***31Co-Axial Cable; (00020 Mtr )1
6D***32Plugs-Co-Axial Cable2
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6de7209 - Monitor Ar-Camera
6D***21Mounting Group-Camera1
6D***31Co-Axial Cable; (00020 Mtr )1
6D***32Plugs-Co-Axial Cable2
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6de4935 - Monitor Ar-Camera
6D***35Monitor Ar-Camera1
6D***26Mounting Group-Camera1
6D***27Mounting Group-Camera Monitor1
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6de7894 - Monitor Ar-Camera
6D***21Mounting Group-Camera1
6D***37Sac-41 Opd Camera Samsung1
6D***11Mca Rst Monitor Samsung1
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6de8024 - Monitor Ar-Camera
1D***08Harness1
6D***01Cable As.1
6D***11Harness As-Monitor1
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6de8032 - Monitor Ar-Camera
1D***08Harness1
6D***01Cable As.1
6D***11Harness As-Monitor1
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6de7892 - Monitor Ar-Camera
6D***26Mounting Group-Camera1
6D***51Cc-830f Camera Clarion1
6D***52Cj711f Monitor Clarion1
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6de7210 - Mounting Gp-Camera Monitor
6de7893 - Mounting Gp-Camera Monitor
6de7054 - Mounting Gp-Camera Monitor
6de5727 - Mounting Gp-Camera Monitor
6de8027 - Mounting Gp-Camera Monitor
6de7895 - Mounting Gp-Camera Monitor
6de6981 - Mud Flap Gp-Cab
6de7900 - Operator Ar-Enclosed Fops
6D***53Switch Group-Wiper1
6D***50Pump & Steering Column Group1
6D***18Control Group-Retarder1
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6de6989 - Panel Gp-Instrument
6de7057 - Panel Gp-Instrument
6de6973 - Pedal Gp-Throttle
6de8701 - Pressurizer Gp
6de5651 - Pressurizer Gp
6de6983 - Radio Gp-Cassette
1561148 - Seat Belt Gp
15***48Seat Belt Group; -Retractable-Operator1
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6de7889 - Seat Gp-Suspension
6de4225 - Seat Gp-Suspension
6de7890 - Seat Gp-Suspension
6de7178 - Seat Gp-Tee
6de7886 - Seat Gp-Tee
6de7884 - Seat Gp-Tee
8r1774 - Bottle Gp-Windshield Washer
6de6974 - Tilt Gp-Cab
6el0625 - Window Gp
6de6979 - Window Gp
6de7904 - Window Gp
6de6984 - Wiper Gp-Window
6de3751 - Wiper Gp-Window (Rear)
Power Train
6p5901 - Manifold Gp-Torque Converter
6P***01Manifold Group-Torque Converter1
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9w4119 - Actuator Gp-Rotary
9W***19Actuator Group-Rotary; -Transmission Control Valve1
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6de1933 - Adapter Gp-Transmission
6de7999 - Adapter Gp-Transmission
6de7868 - Axle Ar-Front
17***85Final Drive & Brake Group2
17***86Differential & Bevel Gear Group1
6D***31Axle Group-Front1
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6de7869 - Axle Ar-Rear
17***85Final Drive & Brake Group2
17***86Differential & Bevel Gear Group1
6D***29Axle Group-Rear1
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6de8988 - Axle Gp-Front
6de3531 - Axle Gp-Front
6de3529 - Axle Gp-Rear
6de8989 - Axle Gp-Rear
6de6859 - Breather Gp-Axle
9u8381 - Case & Parts Gp-Planetary
6de6812 - Control Gp-Transmission
8e4966 - Control Gp-Transmission Hyd
8E***66Control Group-Transmission Hydraulic1
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1789086 - Differential & Bevel Gear Gp
17***86Differential & Bevel Gear Group1
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6de1386 - Differential & Bevel Gear Gp
6D***86Differential & Bevel Gear Group1
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6de8610 - Differential & Bevel Gear Gp
6D***10Differential & Bevel Gear Group1
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6de8565 - Differential & Bevel Gear Gp
6D***65Differential & Bevel Gear Group1
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6de1930 - Differential Gp
1800021 - Differential Gp
1724652 - Differential Gp
6de7021 - Drain Gp-High Speed Fluid (Transmission Evacuation)
1749417 - Drive Gp-Input
6de1931 - Drive Gp-Input
6de3592 - Filler Gp-Power Train Oil
7g5000 - Filter Gp-Transmission
7G***00Filter Group; -Torque Converter-Parking Brake Release-Transmission1
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6p4603 - Filter Gp-Transmission
6P***03Filter Group-Oil; -Park Brake Release, Xmsn-Parking Brake Release-Rear Brakes1
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6de8037 - Final Drive & Brake Gp
6de5215 - Final Drive & Brake Gp
1789085 - Final Drive & Brake Gp
3q6108 - Gear & Case Gp-Output Transfer
3Q***08Gear & Case Group-Output Transfer1
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6de6814 - Lines Gp-Scavenge
6de7109 - Lines Gp-Scavenge
6de5535 - Lines Gp-Torque Conv Suction
6D***35Lines Group-Torque Conv Suction1
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6de6813 - Lines Gp-Torque Converter
6de6835 - Lines Gp-Transmission Oil
6de7111 - Lines Gp-Transmission Oil
6de8611 - Mounting Gp-Differential
5P***48Washer--Bracket To L.H. Support Rail24
6D***11Mounting Group-Differential1
9X***85Bolt; (3/4-10x2.25-In)24
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6de8612 - Mounting Gp-Differential
5P***48Washer--Bracket To L.H. Support Rail24
6D***12Mounting Group-Differential1
9X***86Bolt; (3/4-10x2.75-In)24
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6de8987 - Mounting Gp-Differential
6de8986 - Mounting Gp-Final Drive
6de9014 - Mounting Gp-Rim
9u8383 - Planetary Gp-Transmission
6de3180 - Planetary Gp-Transmission
6de7876 - Power Train Ar
6D***73Support Group-Transmission1
6D***74Support Group-Transmission1
6D***92Filler Group-Power Train Oil1
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3t5447 - Pump Gp-Gear (Transmission)
6t4258 - Pump Gp-Gear (Torque Conv & Brake)
6T***58Pump Group-Gear; -Converter Charging, Scavenge, & Brake Release1
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6t4257 - Pump Gp-Gear (Torque Conv & Brake)
6T***57Pump Group-Gear; -Converter Charging, Scavenge, & Brake Release1
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3t5446 - Pump Gp-Gear (Transmission)
6de9013 - Rim Ar
6de3765 - Rim Gp-Demountable
6de9009 - Rim Gp-Demountable
6de3546 - Shaft Gp-Drive
6de3548 - Shaft Gp-Drive (Oscillation)
6de3545 - Shaft Gp-Drive (Upper)
6de3613 - Shaft Gp-Drive
6de4764 - Shaft Gp-Drive
6de3615 - Shaft Gp-Drive
3q6837 - Shaft Gp-Main
7u2239 - Slip Joint Gp
7u2259 - Slip Joint Gp
7u2258 - Slip Joint Gp
7U***39Slip Joint Group1
7U***58Slip Joint Group1
7U***59Slip Joint Group1
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6de8588 - Support Gp-Differential (Front)
6de8589 - Support Gp-Differential (Rear)
6de3073 - Support Gp-Transmission (Upper)
6de3074 - Support Gp-Transmission (Lower)
9ep6485 - Tire Gp
6de7888 - Tire Gp
6de7887 - Tire Gp
9ep5511 - Tire Gp
6de7385 - Torque Converter & Updrive Gp
6D***85Torque Converter & Updrive Group1
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6de1922 - Torque Converter & Updrive Gp
6D***22Torque Converter & Updrive Group1
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6de9083 - Torque Converter & Updrive Gp
6D***83Torque Converter & Updrive Group1
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1807972 - Torque Converter Gp
6de1923 - Transmission Ar
6de8558 - Transmission Ar
6de8688 - Transmission Ar
9q5573 - Transmission Ar
6de9479 - Transmission Ar
6de9446 - Valve Gp-Drain
6i9514 - Valve Gp-Lockup Clutch & Sol
6I***14Valve Group-Lockup Clutch & Sol1
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8e4963 - Valve Gp-Selector & Press Cont
8p1471 - Valve Gp-Relief
8P***71Valve Group-Relief; -Torque Converter Outlet1
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3p0348 - Valve Gp-Relief
3P***48Valve Group-Relief; -Torque Converter Inlet1
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9u8847 - Valve Gp-Selector & Press Cont
9U***47Valve Group-Selector & Press Cont; -Transmission1
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1446292 - Valve Gp-Solenoid
14***92Valve Group-Solenoid; -Torque Converter Lockup Clutch1
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8e4965 - Valve Gp
8E***65Valve Group-Transmission Control1
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Service Equipment And Supplies
6de9376 - Bolt Gp-Collet Jacking
6de7865 - Film Gp
6de6448 - Frame-Tire Installation
6de7539 - Hoist Gp-Jack
6de7425 - Jack Ar-Tire Removal
6D***13Trolley Group-Jack Hoist1
6D***04Stand Group-Jack Hoist1
6D***06Cable As1
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6de6876 - Kit-Service (1000 Hour)
00***63Seal-O-Ring; (55.24mm Id)1
1R***16Filter As-Engine Oil; (Standard Efficiency)2
1R***19Filter Element As-Oil; (Standard Efficiency)(Power Train)1
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6de8294 - Kit-Service (2000 Hour)
00***63Seal-O-Ring; (55.24mm Id)1
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
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6de8293 - Kit-Service (1000 Hour)
00***63Seal-O-Ring; (55.24mm Id)1
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
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6de6875 - Kit-Service (500 Hour)
00***63Seal-O-Ring; (55.24mm Id)1
1R***16Filter As-Engine Oil; (Standard Efficiency)2
1R***19Filter Element As-Oil; (Standard Efficiency)(Power Train)1
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6de8295 - Kit-Service (3000 Hour)
00***63Seal-O-Ring; (55.24mm Id)1
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
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6de8292 - Kit-Service (500 Hour)
00***63Seal-O-Ring; (55.24mm Id)1
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
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6de6873 - Kit-Service (Air Cleaner)
1N***64Filter Element As-Air; (Secondary)(Secondary)1
4W***28Filter Element As-Air; (Primary)(Primary)1
6D***73Kit-Service1
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6de6877 - Kit-Service (2000 Hour)
00***63Seal-O-Ring; (55.24mm Id)1
1R***16Filter As-Engine Oil; (Standard Efficiency)2
1R***19Filter Element As-Oil; (Standard Efficiency)(Power Train)1
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6de6874 - Kit-Service (250 Hour)
1R***16Filter As-Engine Oil; (Standard Efficiency)2
1R***49Filter-Fuel; (Advanced Efficiency)(Secondary)1
2J***57Packing,Preformed Screw Assembly Part Of Kit P/N 5r***251
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6de8291 - Kit-Service (250 Hour)
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
1R***16Filter As-Engine Oil; (Standard Efficiency)2
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6de6878 - Kit-Service (3000 Hour)
00***63Seal-O-Ring; (55.24mm Id)1
10***56Seal-Diamond4
1R***16Filter As-Engine Oil; (Standard Efficiency)2
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6el1060 - Lifting Gp-Machine
6el1061 - Lifting Gp-Machine
6de7509 - Lifting Gp-Machine (Front)
1de2782 - Lifting Gp-Seat
6de7867 - Plate & Film Gp
6de7031 - Plate & Film Gp
6de7424 - Pump & Lines Gp-Hydraulic (Jack Hoist)
6D***24Pump & Lines Group-Hydraulic; (Jack Hoist)1
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1de3048 - Pump & Lines Gp-Hydraulic (Portable)
1D***48Pump & Lines Group-Hydraulic; (Portable)1
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1238915 - Pump Gp-Electric Drive
12***15Pump & Motor Group; -Engine Prelubrication1
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6de7007 - Service Gp-Oil Sample
6de7577 - Stand Gp-Frame
6de7404 - Stand Gp-Jack Hoist
1de2503 - Switch As-Aba Test
6de6916 - Template Gp-Window Glass
6el1515 - Tool Gp-Bearing Installer (Hitch)
6de8846 - Tools
1D***95Torque Adapter Main Hydraulic.Pump1
1D***03Switch As-Aba Test1
1D***82Lifting Group-Seat1
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6de7313 - Trolley Gp-Jack Hoist
Steering System
6de6686 - Cylinder & Mtg Gp-Steering
6de7866 - Cylinder & Seal Gp-Steering
6de2116 - Cylinder Gp-Steering
6de7113 - Lines Gp-Steering
6de7891 - Lines Gp-Steering
6de6524 - Lines Gp-Steering
6de6523 - Lines Gp-Steering Cylinder
6de6485 - Lines Gp-Steering Neutralizer
6D***85Lines Group-Steering Neutralizer1
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6de6484 - Lines Gp-Steering Pilot
6de6685 - Lines Gp-Steering Suction
6de7112 - Lines Gp-Steering Suction
6de4650 - Pump & Steering Column Gp
3g6856 - Pump Gp-Gear (Steering)
3G***56Pump Group-Gear; -Secondary Steering1
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6de6774 - Pump Gp-Gear
6de9387 - Valve & Mtg Gp-Steering
9j8225 - Valve Gp-Relief
8j3667 - Valve Gp
8j6099 - Valve Gp-Diverter
8J***99Valve Group-Diverter; -Secondary Steering1
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8j1553 - Valve Gp-Steering Neutralizer
8J***53Valve Group-Neutralizer; -Command Control Steering1
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9el9632 - Valve Gp-Steering
8J***18Valve Group-Steering; -Wheel Steering1
9E***32Valve Group-Steering1
9E***33Valve Group-Steering1
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8j2318 - Valve Gp-Steering
8J***18Valve Group-Steering; -Wheel Steering1
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9el9633 - Valve Gp-Steering

AD40 serial number reference

On the AD40 the PIN plate is on the truck frame, commonly near the articulation hitch/center pivot area or on the frame rail by the operator's cab - check both spots, placement varies by build. Read the plate as a standard Cat PIN: the first three characters are the alphanumeric prefix identifying the model/build series (1YZ for the AD40), followed by a 5-digit sequential number (e.g. 1YZ00001). Machines built after Caterpillar's 2000 switch to the 17-character industry-standard PIN format may show a longer number, but the same 1YZ prefix identifies the model.

PrefixIdentifies
1YZAD40 Underground Articulated Truck, all known production

Frequently asked questions

What engine does the Caterpillar AD40 use?

The AD40 Series II runs a Cat 3408E, a turbocharged and aftercooled V8 diesel with HEUI electronic unit injection, rated at roughly 365 kW (490 hp) gross.

What is the Caterpillar AD40's operating weight?

Empty weight runs around 38 t (84,000 lb) and gross loaded weight around 78 t (172,210 lb), giving a rated payload near 43-44 t; exact figures vary by body and tire configuration.

What replaced the Caterpillar AD40?

Caterpillar carried the 40-45 ton underground truck bracket forward into the AD45 and later AD45B, which succeeded the AD40 after Tasmanian production wound down.

What AD40 owners discuss

What's the AD40's powertrain like day to day, and how does the transmission/torque converter behave?
Series II AD40 runs a Cat mechanical powershift transmission behind a torque converter, driving Cat front and rear differentials. Operators report the converter and gearbox hold up well through repeated heavy-load starts on grade, typical of short, repetitive underground haul cycles. Retardation is managed through engine and transmission braking with the service brakes rather than a dedicated electric retarder found on some larger surface trucks, so descent speed comes down to gear selection and brake use. Shift quality is the first thing to suffer when converter oil is neglected or contaminated, so keep to the recommended transmission/drivetrain oil (TDTO-class) and change interval.
What engine quirks are typical for the 3408E HEUI V8 in this application?
The 3408E is a hydraulic-electronic unit injection (HEUI) V8, and its injectors need engine-oil actuation pressure to build before the engine fires. Hard, prolonged cranking usually traces back to low actuation pressure or dirty engine oil, and shows up worst after the machine has sat idle for a week or more. Aftercooler condition is a recurring watch-item on this engine family and worth checking on inspection. The V8 layout runs with more inherent vibration than an inline-six of similar output, which is normal rather than a fault sign. The classic wear-out failure is injector poppet leakage, which gradually starves rail pressure and eventually causes a no-start; treat a creeping increase in crank time as an early warning rather than a one-off. If hard-start symptoms show up, have your dealer verify injection actuation pressure and injector condition before the truck goes back into service.
What wear patterns typically show up on tires, differentials, and the articulation joint on an AD40?
This is a wheeled, articulated hauler rather than a tracked machine, so the wear items to watch are tires, axle/differential seals, and the centre articulation hitch. Tires take heavy cutting and chunking damage from sharp muck-pile rock and standing water common on underground haul roads; uneven wear across the tread more often points to alignment or a dragging brake than a bad tire. The articulation pin and bushings see constant flex load on every pass through the hitch and need a proper moly-fortified pin grease on schedule — a lighter-duty grease lets the bushings wear fast, showing up as looseness or a clunk on turn-in. Differential and final-drive seals are worth a visual check for weeping, since these trucks run through standing water routinely and seals take more abuse underground than on a comparable surface machine.
What electrical or sensor problems come up most often on these underground trucks?
The most consistent complaint on articulated haul trucks in this size class is wiring damage right at the articulation joint. The harness has to flex through the hitch on every turn, and years of repeated flexing fatigues the conductors inside the insulation. Wires can look intact on the outside while broken internally, producing intermittent fault codes, erratic sensor readings, or circuits that only drop out when the machine is turning. Engine-mounted speed/timing sensor wiring is also prone to insulation damage from oil and heat exposure over time, which corrodes connections and causes false or missing signals. An intermittent electrical fault that tracks with steering angle points straight at the hitch harness as the first place to look. Because these faults can affect steering feedback or brake circuits, have your dealer verify wiring integrity at the articulation joint before relying on the machine underground.
What issues come up with the Tele-Tram ejector box compared to a standard dump body?
The ejector-body option pushes material out with a hydraulically driven blade instead of tipping the box, which suits low-clearance underground headings where a tipping body won't fit. Ejector cylinder chatter or jerky, uneven ejection is almost always a mounting/alignment issue or trapped air in the hydraulic circuit rather than a worn ram — bleed the circuit and check cylinder alignment before condemning the cylinder itself. Because the ejector body can be swapped for a dump body on the same chassis, confirm which body configuration a given used machine is actually running and that its hydraulic circuit and controls match, since wear points and service needs differ between the two setups. Given the crush/pinch hazard around a moving ejector blade, have your dealer verify the hydraulic circuit and interlocks before running it in production.
What should I check before buying a used AD40, and does the series/generation matter?
Confirm the PIN prefix and specification plate to be sure you're looking at Series II gear (1YZ prefix) rather than an earlier-series machine with different engine or hydraulic fitment — sellers don't always spell this out. Pull oil samples and hour-meter history on the engine and transmission/converter instead of trusting fresh paint; underground trucks rack up hours fast on short, repetitive cycles, so a low-looking hour meter deserves extra scrutiny. Cycle the ejector or fully tip the dump body and listen for chatter, check the hitch and articulation bushings for play, and inspect the wiring loom where it crosses the articulation joint for chafing or old field repairs. Check tires for chunking or cutting consistent with the rock they ran in, and look at differential and final-drive seals for weeping after wet running. Because these trucks work in confined underground headings where a brake, steering, or ejector fault has no safe margin, have your dealer verify brakes, steering, and hydraulic systems in full before putting a used AD40 into service.
What do owners say about parts availability and support for the AD40 versus mainstream surface equipment?
Consensus among people who've run these machines is that they're good, durable trucks mechanically, but parts backup on the AD-series underground line has been described as lacking, with longer lead times to source even basic components than on Cat's mainstream surface machines. Budget extra lead time for wear items and keep common consumables (filters, brake material, seals) stocked on-site rather than ordering reactively once a machine is down. This is a logistics consideration rather than a safety item on its own, but if a parts delay is forcing a brake, steering, or hydraulic repair to wait, have your dealer verify the machine is still safe to keep running in the interim.

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

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