Caterpillarforest productstree harvester
Caterpillar HA871
Maintenance schedule, common problems & OEM parts breakdown
The Caterpillar HA871 is a self-propelled, articulated wheeled forest products machine, a wheel feller buncher built to fell and bunch timber in one pass using a boom-mounted disc-saw head and grapple arm rather than a bare skid-mounted attachment. It carries its own diesel engine, transmission, cooling system, fuel tank, and full road-lighting electrical package, with the felling head and grapple riding on an articulated, center-hitch chassis for maneuvering in the stand. Cat's parts catalog groups the HA871 with the closely related HA770, HA771, and HA870 wheel feller bunchers, all from the same pre-electronic-control generation of Cat forest products equipment. The engine uses a cable-actuated mechanical governor with no ECM or ADEM control module, confirming a mechanically governed, pre-emissions-era build. Exact engine model, factory operating weight, and a confirmed production-year window are not documented in public specification sources for the HA871 specifically; these details should be pulled from the machine's own dataplate or parts book by serial number. Configuration variety on this family typically centered on felling-head and tire or undercarriage options rather than a published factory options list.
No distinct series or generational split is documented for the HA871 itself. Unlike some Cat lines with a published A, B, C revision history, this model's own record shows one cataloged configuration rather than multiple production runs. It sits inside a family of shared-parts-book siblings, including the HA770, HA771, HA870, and related TK-series wheel feller bunchers, so hydraulic filters, bearings, switches, and other common components cross-reference across the group even though each model keeps its own identity. That shared-parts commonality is why the HA871 still shows up in today's used and parts markets. Buyers sourcing filters, seals, saw-disc hardware, or electrical components for it can often draw on the wider forest-products parts pool the family shares, even where dedicated HA871 documentation is thin. For owners and shops, serial-number verification against the parts book remains the most reliable way to confirm fitment.
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 HA871 specifications
Engine
| Engine model | Not published for HA871 specifically in any OEM spec sheet or dealer page found. HA871 is catalogued in Caterpillar's Forest Products line as a wheel feller buncher, grouped with HA770, HA771 and HA870, ahead of the later Cat 533/543 Wheel Feller Bunchers that share some axle and hydraulic architecture with this family. Do not assume a later sibling's engine carries over — confirm engine fitment by serial number with a Cat dealer. |
| Gross power | Not documented for this model in available sources. |
| Net power | Not documented for this model in available sources. |
| Displacement / cylinders | Not documented for this model in available sources. |
| Emissions tier | Not documented for this model in available sources. |
Weights
| Operating weight | Not published for HA871 in available sources. |
| Shipping weight | Not documented for this model in available sources. |
| Ground pressure | Not published for this model; machine rides on a wheeled undercarriage, not tracks. |
Dimensions
| Transport length | Not documented for this model in available sources. |
| Width - overall | Not documented for this model in available sources. |
| Height - overall | Not documented for this model in available sources. |
| Wheelbase | Not documented for this model in available sources. |
| Ground clearance | Not documented for this model in available sources. |
Performance
| Travel speed | Not documented for this model in available sources. |
| Felling/cutting capacity | Not documented for this model in available sources; actual cut capacity depends on which saw or shear felling head is mounted, a separate attachment from the base carrier. |
| Gradeability | Not published for this model in available sources. |
Service capacities (summary)
| Fuel tank | Not documented for this model in available sources. |
| Hydraulic system | Not documented for this model in available sources. |
| Engine oil | Not documented for this model in available sources. |
| Cooling system | Not documented for this model in available sources. |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
HA871 fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine crankcase (with filter) | Not documented for HA871 in any operation and maintenance manual or spec sheet found in available sources. The engine make/model fitted to this unit is itself unconfirmed - verify by PIN with a Cat dealer before servicing. | Not documented for this model. If the fitted engine is a Cat diesel, Cat's standard crankcase fill calls for Cat DEO (Diesel Engine Oil), graded by ambient temperature per Cat's engine oil viscosity chart (a lighter grade for cold-climate starts, heavier for sustained high ambient). Confirm actual engine make and model before selecting an oil. |
| Cooling system | Not documented for this model in available sources. | Not documented for this model specifically. Cat's standard coolant across its diesel-powered machines of this era is Cat ELC (Extended Life Coolant) or a Cat-approved heavy-duty antifreeze/coolant; confirm the exact coolant call-out once engine fitment is verified. |
| Fuel tank | Not documented for this model in available sources. The parts breakdown shows the fuel tank sharing a combined rear frame-and-tank assembly with the hydraulic tank, but no published volume was found for either. | Standard diesel fuel per Cat's fuel specification, grade selected for ambient temperature range. No HA871-specific fuel-quality call-out found. |
| Transmission / power train | Not documented for this model in available sources. Parts breakdown shows power-train charge-pump and case-drain filtration plumbed into the hydraulic circuit rather than a standalone transmission section, suggesting a hydrostatic drive that shares oil with the hydraulic system - not confirmed by an OMM. | Not documented for this model. If hydrostatic and sharing the hydraulic reservoir, the same fluid spec as the hydraulic system applies; if a separate powershift transmission is fitted, Cat's standard call-out for that class of machine is Cat TDTO (Transmission/Drive Train Oil, TO-4 spec). Confirm configuration before selecting fluid. |
| Hydraulic system and tank | Not documented for this model in available sources. No total system volume or tank-only volume was found for HA871 or its closest catalogued sibling. | Not documented for this model specifically. Cat's standard fluid for combined hydraulic/hydrostatic-drive circuits on wheeled forestry equipment of this class is Cat HYDO (TO-4 spec) or Cat MTO, graded by climate (lighter viscosity grade for cold-start regions, heavier for hot climates). Confirm the exact hydraulic fluid spec once engine/driveline fitment is verified via PIN. |
| Final drives / axle differentials (front and rear) | Not documented for this model in available sources. Not confirmed whether this machine carries separate final-drive or differential reservoirs apart from the main hydraulic system. | Not documented for this model. Where a wheeled Cat machine of this class does use separate planetary final drives or axle differentials, Cat's standard call-out is Cat FDAO (Final Drive and Axle Oil, TO-4/FD-1 spec). Applicability to this configuration is unconfirmed - check the machine's own lubrication chart. |
| Grease (spec only) | Not applicable - grease points are serviced individually, not by a system-wide fill volume. | Not documented specifically for HA871. Cat's standard multipurpose grease call-out for pin joints, boom pivots, and felling-head rotator/tilt bearings on this class of forestry equipment is an NLGI 2 extreme-pressure grease such as Cat Advanced 3Moly Grease, with Cat Utility Grease acceptable at lighter-duty points. Confirm exact grease call-outs against the machine's own lubrication chart before servicing. |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Caterpillar HA871 maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 50 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
| Every 4,000 h |
|
Servicing the HA871 beyond the schedule
Predictive Maintenance & Fluid Analysis
Run scheduled oil sampling on engine, hydraulic tank, and axle or final-drive oil to catch wear metal and contamination before failure. The felling-head and grapple circuits see heavy shock loading and benefit most from trend data. The engine runs a cable-actuated mechanical governor with no ECM, so there is no fault-code history to lean on; physical inspection and lab analysis carry more weight here. Watch grapple accumulator precharge and hydraulic filter differential-pressure readings as early indicators of pump or valve wear.
Corrective & Common Repairs
Expect recurring repairs on the disc-saw head: bearing wear, hydraulic motor leakage, and blade damage from rocks or debris in the felling zone. Grapple arm cylinders and pivot bushings wear from constant open and close cycling and need regular bushing and pin replacement. Governor linkage or throttle cable binding on the mechanically governed engine shows up as surging or hunting idle. Articulation hitch bushings and steering cylinder seals are frequent wear points on the wheeled chassis given constant off-road articulation.
Overhaul & Rebuild Points
Major rebuild points center on the saw-disc gearbox, the hydraulic pump and motor sets for the felling and grapple circuits, and the axle and final-drive assemblies carrying machine weight over rough terrain. Engine overhaul on a mechanically governed diesel of this era typically covers injectors, governor recalibration, turbocharger where fitted, and cylinder-liner wear rather than electronic component replacement. Frame and boom structural inspection for cracking at pivot bosses and cylinder mounts should accompany any major hydraulic or drivetrain rebuild given the cyclic loading forestry work imposes.
Seasonal & Environment Servicing
Cold-weather starts on the mechanically governed engine depend on correct fuel and coolant specification and a working block heater or starting aid; check both before winter felling season. Bark, sap, and wood debris build up fast around the radiator core, felling-head bearings, and articulation joints in heavy cutting conditions, so increase cleaning and greasing frequency during peak season. Wet or swampy ground accelerates wheel bearing and final-drive seal wear, so inspect seals more often when working saturated sites.
HA871 common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 185-8154 | Filter Element-Cab Air | Air intake service | Check fitment → |
| 6C-9226 | Filter Element-Cab Air | Air intake service | Check fitment → |
| 1G-8878 | Filter As-Oil | Hydraulic service | Check fitment → |
| 207-5035 | Filter Element As-Oil | Hydraulic service | Check fitment → |
| 126-1814 | Filter-Oil | Lubrication service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
HA871 attachments & work tools
Felling heads (disc saw / shear)
Wheel feller bunchers in this size class run boom-mounted disc-saw or shear felling heads, with single-cut stem capacity typically in the 500-580 mm (20-23 in) range for this class. Disc-saw heads suit continuous high-volume cutting; shear heads suit clean stump cuts and cold-climate work. Head weight for this class typically runs 2.8-3.1 t (6,200-6,900 lb), varies by configuration/series.
Mounting / coupler system
The felling head pins and bolts to the machine boom through a rotator and tilt cylinder rather than a skid-steer-style quick coupler. The rotator lets the operator set felling direction and lay angle before the cut. This pin-and-rotator interface is the same style used across this machine's close wheel and track feller-buncher siblings.
Hydraulic kit / arrangement notes
The felling head saw or shear drive and the accumulator-arm cylinders run off dedicated auxiliary hydraulic circuits separate from travel and steering. A felling-head arrangement (drive valving, lines, and rotator/tilt plumbing) is needed if not already fitted, and head rotation and tilt draw from that same auxiliary circuit.
Grapple / loading attachment
A bunching or loading grapple can be fitted to the same boom in place of, or alongside, the felling head for sorting and loading cut stems. Grapple options for this class use the same boom mounting provision as the felling head and are offered as a factory or dealer forestry attachment.
Factory guarding and cab configuration
Forestry-duty configuration for this class adds FOPS/ROPS/OPS-rated cab guarding, thick laminated front glazing, and abrasion-resistant covers on hoses and cylinders exposed to brush and debris. These are factory configuration options tied to the forestry duty cycle rather than separate work tools.
Shared attachment hardware across the family
Felling-head mounting hardware (pins, bushings, drive discs, bearings) for this machine is carried in factory parts books together with its close wheel siblings and the equivalent track feller-buncher line, confirming the same felling-head attachment interface is shared across that family.
All HA871 assemblies by section
Every catalogued assembly group for the Caterpillar HA871. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Air Inlet And Exhaust System
240-7901 Air Cleaner Gp
| 10***81 | Hose | 1 |
| 11***60 | Strap | 1 |
| 11***02 | Block | 1 |
248-3150 Air Cleaner Gp
| 06***70 | Cap | 1 |
| 13***28 | Cover As | 1 |
| 13***29 | Valve-Dust; (Air Cleaner) | 1 |
8n-2694 Indicator Gp-Air Filter Change
| 8N***94 | Indicator-Air Filter Change; (Air Cleaner) | 1 |
240-7904 Muffler Gp
| 21***25 | Muffler | 1 |
| 21***28 | Coupling-Exhaust | 1 |
| 24***04 | Muffler Group | 1 |
Basic Engine
240-7907 Drive Gp-Fan
241-2870 Drive Gp-Fan
240-7940 Flywheel Gp
240-7900 Mounting Gp-Engine & Xmsn
Cooling System
244-1935 Fan Ar-Reversible
241-2910 Fan Ar-Reversible
243-6611 Fan Gp-Reversible
| 00***60 | Bolt-12 Point Head; (1/4-20x0.875-In) | 4 |
| 0T***44 | Bolt (1.25" Long) | 1 |
| 1T***65 | Bolt 2.54 cm (1" Long) | 8 |
240-7950 Fan Gp-Suction
| 09***49 | Bolt; (M8x1.25x40-mm) | 4 |
| 19***77 | Spider As-Fan; (6-Blade) | 1 |
| 24***19 | Pulley-Fan | 1 |
240-7886 Radiator & Mounting Gp
| 13***44 | Connector | 1 |
| 14***67 | Clamp; (Hose) | 7 |
| 24***71 | Adapter | 1 |
242-3610 Radiator Gp
| 03***65 | Cap As-Radiator; (Sea Water Heat Exchanger) | 1 |
| 20***32 | Shroud As | 1 |
| 20***18 | Bracket | 1 |
Electrical And Starting System
3e-6328 Alarm Gp -Action
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 2 |
| 3E***65 | Wedge; (Receptacle Lock) (2 Pin) | 1 |
240-7911 Battery Gp
| 03***55 | Locknut; (5/16-18-Thd)(Marked X) | 2 |
| 11***22 | Battery Group; (12-Volt, Maintenance Free, Wet) | 2 |
| 11***91 | Bracket Assem. | 3 |
9w-0742 Block Gp-Junction -Battery
| 6V***22 | Tube-Heat Shrink; (25.4-mm Dia)(10-M) | 0 |
| 7F***60 | Washer | 6 |
| 8C***58 | Block Group-Junction; (Battery) | 1 |
243-4707 Electrical Ar
| 24***11 | Battery Group | 1 |
| 24***07 | Electrical Ar | 1 |
| 24***15 | Electronics Group-Machine | 1 |
162-7755 Lamp Gp-Dome
| 15***26 | Switch; (Dome Light) | 1 |
| 15***27 | Lamp; (24-Volt)(Dome Light) | 2 |
| 15***28 | Lens; (Dome Light) | 1 |
234-4325 Lamp Gp-Flood
| 16***56 | Bracket; (Lamp Retaining) | 1 |
| 20***14 | Lens As; (Floodlight) | 1 |
| 23***25 | Lamp Group-Flood; -Suspended Mount | 1 |
105-4849 Lamp Gp-Head & Signal -Lh
| 10***45 | Lamp; (24-Volt)(Running Lights), Cover | 2 |
| 10***48 | Lens As; (Headlight)(High, Low Beam) | 1 |
| 10***50 | Lens; (Amber)(Turn Signal) | 1 |
105-4850 Lamp Gp-Head & Signal -Rh
| 10***45 | Lamp; (24-Volt)(Running Lights), Cover | 2 |
| 10***48 | Lens As; (Headlight)(High, Low Beam) | 1 |
| 10***50 | Lens; (Amber)(Turn Signal) | 1 |
145-6929 Lamp Gp-Stop & Tail
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 1 |
| 14***29 | Lamp Group-Stop & Tail | 1 |
108-1029 Lamp Gp-Warning Beacon -Amber
| 10***29 | Lamp Group-Warning Beacon; (24-Volt, Amber) | 1 |
| 27***00 | Lens; (Amber)(Warning Beacon) | 1 |
| 9R***42 | Plug As | 1 |
194-2732 Lighting Gp-Flood -Cab
| 10***23 | Switch As-Rocker; (Boom Lamp) | 1 |
| 11***18 | Clip | 2 |
| 12***48 | Actuator-Rocker | 1 |
250-0918 Lighting Gp-Roading
| 09***66 | Washer; (Hard) (4.5x9x1mm Thk) | 4 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 10***04 | Kit-Receptacle; (4-Pin)(Start Switch) | 1 |
194-2715 Panel & Mtg Gp-Circuit Breaker
| 11***91 | Bracket Assem. | 1 |
| 19***15 | Panel & Mtg Group-Circuit Breaker | 1 |
| 20***02 | Panel Group-Circuit Breaker | 1 |
202-2702 Panel Gp-Circuit Breaker
| 09***66 | Washer; (Hard) (4.5x9x1mm Thk) | 4 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 10***05 | Kit-Receptacle; (6-Pin)(Display Monitor Harness) | 1 |
198-0917 Receptacle Gp-Auxiliary Start
| 19***17 | Receptacle Group-Auxiliary Start | 1 |
| 1S***51 | Terminal-Cable; (00-Ga, 1/2-In Screw) | 2 |
| 20***34 | Plate As | 1 |
4p-5820 Sensor Gp-Speed -Engine
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 2 |
| 17***49 | Strap; (Marker) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 2 |
7n-0718 Switch Gp-Disconnect -Battery
| 2H***22 | Lockwasher | 2 |
| 6F***45 | Nut-Full; (3/8-24-Thd) | 2 |
| 7N***18 | Switch As-Disconnect; -Battery-Ground Level | 1 |
172-8660 Switch Gp-Liquid Level -Hydraulic Tank
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 17***60 | Switch Group-Liquid Level; -Rear Engine Oil-Ster, Hydraulic Fan Oil-Engine On-Steering Oil, Engine Off-Auxiliary Coolant-Front Engine Oil-Brake Oil, Hoist-Engine Coolant-Tc Oil-Low, Cold | 1 |
| 9X***01 | Pin-Connector; (16-Ga To 18-Ga)(Throttle Position Sensor) | 2 |
118-3534 Switch Gp-Magnetic
| 11***34 | Switch Group-Magnetic; -Start Relay | 1 |
| 17***08 | Switch Group-Magnetic; -24-Volt-Start Relay-Main Relay | 1 |
| 17***09 | Switch Group-Magnetic; -24-Volt-Start Relay | 1 |
175-2308 Switch Gp-Magnetic
| 01***80 | Lockwasher | 2 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 17***08 | Switch Group-Magnetic; -24-Volt-Start Relay-Main Relay | 1 |
241-8368 Switch Gp-Magnetic -Main Relay
| 15***70 | Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 18***36 | Socket-Connector; (16-Ga To 18-Ga) | 2 |
| 24***68 | Switch Group-Magnetic; -Main Power Relay-Main Relay | 1 |
209-5582 Switch Gp-Magnetic
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 2 |
| 20***82 | Switch Group-Magnetic; -Starting Aid Heater Relay-Air Inlet Heater Relay | 1 |
175-2309 Switch Gp-Magnetic
| 01***80 | Lockwasher | 2 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 11***81 | Switch As-Magnetic; (Start Relay) | 1 |
254-3783 Switch Gp-Magnetic -Main Relay
| 15***70 | Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 18***36 | Socket-Connector; (16-Ga To 18-Ga) | 2 |
| 25***83 | Switch Group-Magnetic; -Main Relay-Main Power Relay | 1 |
167-0138 Switch Gp-Magnetic -Main Relay
| 15***70 | Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 16***38 | Switch Group-Magnetic; -Main Relay-Main Power Relay | 1 |
| 18***36 | Socket-Connector; (16-Ga To 18-Ga) | 2 |
165-5970 Switch Gp-Toggle -Reversible Fan
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 1 |
| 16***70 | Switch Group-Toggle; -Engine Shutoff-Starting Aid-Diagnostic Mode Select | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 3 |
244-3607 Wiring Gp-Cab
| 09***28 | Screw; (Machine) (M4x0.7x12mm) | 1 |
| 09***66 | Washer; (Hard) (4.5x9x1mm Thk) | 1 |
| 09***36 | Grommet | 1 |
244-3604 Wiring Gp-Chassis
| 10***01 | Kit; (Receptacle) (12-Pin) (Includes Receptacle As & Wedge) | 1 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 3 |
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 1 |
244-3609 Wiring Gp-Console
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 1 |
| 10***04 | Kit-Receptacle; (4-Pin)(Start Switch) | 1 |
246-3422 Wiring Gp-Engine
| 03***08 | Terminal-Ring | 1 |
| 03***09 | Terminal-Ring; (For 1/4-In Bolt) | 1 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 2 |
Engine Arrangement
240-7898 Installation Ar-Engine
Frame And Body
224-2333 Door Gp-Access -Cab Roof
| 13***02 | Washer-Nylon; (0.53x1.53x0.125-In Thk) | 2 |
| 16***49 | Bolt; (M12x1.75x60-mm) | 4 |
| 21***29 | Block | 2 |
242-3559 Frame & Tank As-Rear -Fuel, Hydraulic
| 19***60 | Tank Group-Hydraulic | 1 |
| 19***61 | Tank Group-Fuel | 1 |
| 19***67 | Plate As | 1 |
242-9580 Frame & Tank Gp-Rear -Fuel, Hydraulic
| 09***45 | Gauge Group-Sight; -Hydraulic Oil Level | 1 |
| 09***47 | Bolt; (M10x1.5x36-mm) | 2 |
| 09***14 | Seal-O-Ring (Id=9.80mm) | 4 |
194-2693 Frame As-Front
| 11***58 | Plate | 1 |
| 11***73 | Stud-Weld; (M12x1.75x21.1-mm) | 8 |
| 19***93 | Frame As-Front | 1 |
258-8115 Guard Gp-Bottom
| 11***54 | Seal; (160-cm) | 0 |
| 20***74 | Guard As; (Lh) | 1 |
| 20***75 | Guard As; (Rh) | 1 |
242-9582 Guard Gp-Front
| 10***53 | Bumper-Conical | 1 |
| 19***85 | Plate | 1 |
| 19***87 | Plate As | 1 |
148-8959 Hitch Gp-Articulating
| 09***07 | Nut; (M12x1.75-Thd) | 1 |
| 11***72 | Cap | 1 |
| 11***73 | Cap | 1 |
243-4703 Hood & Guard Gp
| 09***91 | Pin - Spring | 2 |
| 11***47 | Spring | 2 |
| 14***03 | Grommet | 2 |
194-2698 Link Gp-Steering Frame Lock
| 16***20 | Pin | 1 |
| 19***98 | Link Group-Steering Frame Lock | 1 |
| 19***24 | Pin As | 1 |
253-2655 Roading Ar
| 25***18 | Lighting Group-Roading | 1 |
| 25***21 | Panel Group-Electronic | 1 |
| 25***55 | Roading Ar | 1 |
214-0782 Stop Gp-Steering
| 21***82 | Stop Group-Steering | 1 |
| 21***93 | Block | 2 |
| 21***94 | Block | 2 |
Fuel System
240-7909 Control Gp-Governor
| 12***78 | Locknut; (M6x1-Thd) | 1 |
| 24***09 | Control Group-Governor | 1 |
| 24***38 | Cable As | 1 |
240-7883 Lines Gp-Fuel
| 14***19 | Connector As | 2 |
| 14***53 | Elbow, 45,-6 Orb To-6 Orfs-Drum Clutch Port | 1 |
| 14***78 | Elbow, 90°,-6 Orb /-6 Orfs; (90°) (-6 Orbx-6orfs) | 1 |
196-3861 Tank Gp-Fuel
| 09***30 | Seal-O-Ring (Id=179.30mm) | 1 |
| 15***39 | Plate | 1 |
| 19***61 | Tank Group-Fuel | 1 |
Hydraulic System
179-9387 Accumulator Gp-Pilot Oil -Uncharged
| 17***87 | Accumulator Group-Pilot Oil; -Uncharged-Dead Engine Lower, Arch, Boom | 1 |
| 20***58 | Film-Warning; (Accumulator)(High Pressure Cylinder) | 2 |
170-8531 Accumulator Gp-Pilot Oil -Charged-Dead Engine, Lift Arm Lower
| 17***31 | Accumulator Group-Pilot Oil; -Charged-Dead Engine Lower, Arch, Boom | 1 |
| 20***58 | Film-Warning; (Accumulator)(High Pressure Cylinder) | 2 |
246-3419 Actuator Gp-Pump
| 11***42 | Nut; (M16x1.5-mm-Thd) | 1 |
| 18***31 | Cover | 1 |
| 18***42 | Cover | 1 |
149-7393 Cylinder & Mtg Gp-Steering
| 00***12 | Washer; (0.13-In Thk) | 2 |
| 14***93 | Cylinder & Mtg Group-Steering | 1 |
| 15***03 | Cylinder & Seal Group-Steering | 2 |
152-3503 Cylinder & Seal Gp-Steering
| 15***03 | Cylinder & Seal Group-Steering | 1 |
| 31***40 | Cylinder Group-Steering | 1 |
| 7K***03 | Seal-Lip Facing Away From Bearing | 4 |
215-6715 Cylinder Gp-Lift
| 15***11 | Lockwasher | 12 |
| 16***01 | Seal As-Buffer | 1 |
| 16***12 | Seal-U-Cup | 1 |
139-3312 Cylinder Gp-Steering
| 13***12 | Cylinder Group-Steering | 1 |
| 13***13 | Cylinder Assem. | 1 |
| 13***14 | Rod Assem. | 1 |
314-9340 Cylinder Gp-Steering
| 13***13 | Cylinder Assem. | 1 |
| 13***14 | Rod Assem. | 1 |
| 17***79 | Bolt-Hex Head; (M24x3.0x80mm) | 1 |
224-9878 Cylinder Gp-Tilt
| 16***01 | Seal As-Buffer | 1 |
| 16***12 | Seal-U-Cup | 1 |
| 19***62 | Seal | 1 |
244-3771 Filler Gp-Hydraulic Oil
| 10***90 | Adapter As | 1 |
| 14***47 | Elbow; (-12 Orb/Orfs) | 1 |
| 15***36 | Reducer As | 1 |
196-3079 Filter Gp-Oil -Power Train Charge Pump
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 10***36 | Seal-O-Ring; (49.28mm Id) | 1 |
| 12***14 | Filter-Oil; (Ultra High Efficiency) | 1 |
214-6594 Filter Gp-Oil -Hyd, Power Train Case Drain
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 2 |
| 21***94 | Filter Group-Oil; -Hydraulic, Power Train Case Drain | 1 |
118-6656 Filter Gp-Oil -Work Tool
| 11***56 | Filter Group-Oil; -Power Train Charging | 1 |
| 1G***78 | Filter As-Oil; (Advanced Efficiency)(Hydraulic) | 1 |
| 3J***07 | Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve | 1 |
196-4558 Filter Gp-Oil -Main Hydraulic
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 2 |
| 19***58 | Filter Group-Oil; -Main Hydraulic | 1 |
243-6514 Filter Gp-Oil -Hydraulic, Power Train, Wktl
| 11***56 | Filter Group-Oil; -Power Train Charging | 2 |
| 14***31 | Tee Group | 1 |
| 15***28 | Elbow As | 1 |
245-8358 Filter Gp-Oil -Work Tool Hydraulic
| 24***58 | Filter Group-Oil; -Work Tool Hydraulic | 1 |
246-3420 Head Gp-Pump
| 08***72 | Plug-O-Ring | 4 |
| 09***05 | Bolt-Socket Head; (M16x2x100-mm) | 4 |
| 11***45 | Seal-O-Ring | 1 |
242-4222 Hydraulic Ar
| 14***93 | Cylinder & Mtg Group-Steering | 1 |
| 19***74 | Lines Group-Tilt Cylinder | 1 |
| 19***75 | Lines Group-Lift Cylinder | 1 |
167-7080 Lever Gp-Control -Hydraulic Lockout
| 09***62 | Washer; (Hard) (3.4x7x0.8mm Thk) | 2 |
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 1 |
| 12***27 | Screw-Pan Head; (M3x0.5x16-mm) | 2 |
197-9885 Lever Gp-Control -Hydraulic Lockout
| 16***80 | Lever Group-Control; -Hydraulic Lockout | 1 |
| 17***08 | Cover | 1 |
| 19***85 | Lever Group-Control; -Hydraulic Lockout | 1 |
245-7519 Lines Gp-Coupler
| 14***25 | Connector As. | 1 |
| 14***28 | Connector Assem. | 2 |
| 14***67 | Elbow Group; (Each Includes) | 1 |
241-3289 Lines Gp-Front
| 10***09 | Connector | 1 |
| 14***27 | Connector Group | 4 |
| 15***52 | Connector As | 5 |
242-0668 Lines Gp-Grease
| 11***91 | Bracket Assem. | 2 |
| 14***20 | Connector As | 14 |
| 14***51 | Elbow Group | 1 |
241-0991 Lines Gp-Hydraulic
| 14***67 | Clamp; (Hose) | 4 |
| 14***19 | Connector As | 1 |
| 14***26 | Adapter; (Straight) (-4 Orb X -4 Orfs) | 2 |
194-2675 Lines Gp-Lift Cylinder
| 14***17 | Adapter, -12 Orb / -16 Orfs | 2 |
| 14***59 | Elbow Group | 4 |
| 14***50 | Tee As | 2 |
194-2676 Lines Gp-Pilot
| 06***51 | Clamp | 4 |
| 13***33 | Grommet | 1 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 2 |
241-2768 Lines Gp-Return
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 10***65 | Tee As-Swivel | 1 |
| 10***33 | Clip; (Slot) | 2 |
242-1509 Lines Gp-Steering
| 13***11 | Elbow; (Lh) | 1 |
| 13***53 | Elbow; (Rh) | 1 |
| 14***47 | Elbow; (-12 Orb/Orfs) | 2 |
194-2674 Lines Gp-Tilt Cylinder
| 12***67 | Clamp-Hose | 2 |
| 14***17 | Adapter, -12 Orb / -16 Orfs | 2 |
| 14***59 | Elbow Group | 4 |
193-4750 Manifold Gp-Control -Quick Coupler
| 15***25 | Valve Group-Shuttle; (Quick Coupler) | 2 |
| 19***50 | Manifold Group-Control; -Quick Coupler | 1 |
| 20***80 | Manifold As | 1 |
242-9975 Pump & Mtg Gp-Hydraulic
| 09***86 | Bolt; (M12x1.75x55-mm) | 4 |
| 16***92 | Bolt; (M10x1.5x85-mm) | 6 |
| 22***99 | Seal-O-Ring | 1 |
196-5960 Pump Gp-Piston -Implement, Pilot, Steering
| 09***70 | Bolt-Socket Hd; (M12 X 1.75 X 45) | 4 |
| 11***49 | Fitting As; (Quick Disconnect) | 2 |
| 19***60 | Pump Group-Piston; -Implement, Pilot, Steering | 1 |
243-0103 Pump Gp-Piston
| 09***95 | Plug | 1 |
| 09***00 | Seal-O-Ring | 1 |
| 11***44 | Rotating Group-Pump | 1 |
262-4419 Pump Gp-Piston -Implement, Pilot, Steering
| 09***70 | Bolt-Socket Hd; (M12 X 1.75 X 45) | 4 |
| 11***49 | Fitting As; (Quick Disconnect) | 2 |
| 22***88 | Swashplate As | 1 |
118-6244 Rotating Gp-Pump
| 11***44 | Rotating Group-Pump | 1 |
| 12***06 | Swashplate | 1 |
| 12***07 | Lever | 1 |
261-4670 Screen Gp-Hydraulic -Implement Pump Inlet
| 09***24 | Seal-O-Ring | 1 |
| 15***24 | Hex Head Plug; (-4sae) (D6r Iii) | 1 |
| 25***72 | Strainer; (Hydraulic Oil) | 1 |
196-3860 Tank Gp-Hydraulic
| 09***30 | Seal-O-Ring (Id=179.30mm) | 2 |
| 15***39 | Plate | 2 |
| 19***60 | Tank Group-Hydraulic | 1 |
194-2686 Valve & Mtg Gp-Combination -Pilot, Brake, Steering
| 14***15 | Connector As | 2 |
| 14***27 | Connector Group | 1 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 10 |
250-3820 Valve & Mtg Gp-Combination -Pilot, Brake, Steering
| 14***15 | Connector As | 2 |
| 14***27 | Connector Group | 1 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 10 |
243-6513 Valve & Mtg Gp-Main Control -4-Bank, Saw
| 19***64 | Valve Group-Bank 4; -Main Hydraulic | 1 |
| 24***13 | Valve & Mtg Group-Main Control; -4-Bank, Saw | 1 |
| 8T***21 | Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm) | 4 |
196-6864 Valve Gp-Bank 4
| 17***83 | Kit-Bracket; (Main Control Valve) | 1 |
| 17***85 | Kit-Seal; (Main Control Valve) | 1 |
| 19***64 | Valve Group-Bank 4; -Main Hydraulic | 1 |
197-7156 Valve Gp-Combination -Pilot, Brake, Steering
| 12***33 | Coil As; (24-Volt) | 1 |
| 12***35 | Kit-Seal | 1 |
| 12***72 | Cartridge As | 1 |
250-3823 Valve Gp-Combination -Pilot, Brake, Steering
| 17***85 | Valve Group-Solenoid | 1 |
| 19***00 | Valve Group-Solenoid; (Front Differential Lock) | 5 |
| 21***96 | Connector | 2 |
218-9836 Valve Gp-Control -Grapple Arm
| 09***45 | Bolt-Socket Head; (M6x1.00x55mm) | 2 |
| 16***40 | Valve Group-Relief; (Line) | 2 |
| 17***85 | Kit-Seal; (Main Control Valve) | 1 |
219-6467 Valve Gp-Control -Steering
| 13***13 | Bolt-Socket Head; (M6x1x30-mm) | 6 |
| 15***82 | Bolt-Socket Head; (M6x1x40-mm) | 1 |
| 17***70 | Orifice; (0.6mm Id) | 2 |
218-9838 Valve Gp-Control -Accumulator Arm
| 09***41 | Bolt-Socket Head; (M4x0.7x10-mm) | 2 |
| 09***45 | Bolt-Socket Head; (M6x1.00x55mm) | 2 |
| 12***45 | Seal-O-Ring; (25.3mm Id) | 1 |
218-9834 Valve Gp-Control -Inlet
| 17***04 | Adapter As-Valve | 1 |
| 21***34 | Valve Group-Control; -Inlet | 1 |
| 22***11 | Kit-Seal | 1 |
218-9842 Valve Gp-Control -End Cover
| 17***85 | Kit-Seal; (Main Control Valve) | 1 |
| 18***69 | Plug | 1 |
| 21***42 | Valve Group-Control; -End Cover | 1 |
218-9840 Valve Gp-Control -Tilt
| 09***45 | Bolt-Socket Head; (M6x1.00x55mm) | 2 |
| 16***40 | Valve Group-Relief; (Line) | 2 |
| 17***85 | Kit-Seal; (Main Control Valve) | 1 |
218-9839 Valve Gp-Control -Lift
| 09***45 | Bolt-Socket Head; (M6x1.00x55mm) | 2 |
| 16***40 | Valve Group-Relief; (Line) | 2 |
| 17***85 | Kit-Seal; (Main Control Valve) | 1 |
219-6133 Valve Gp-Control -End Cover
| 21***33 | Valve Group-Control; -End Cover | 1 |
| 3D***24 | O-Ring - For Oil Drain & Level Plug (Items 3 & 7) | 1 |
| 3J***07 | Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve | 1 |
196-6109 Valve Gp-Pilot -Lh Joystick
| 13***66 | Nut; (M14x2-Thd) | 1 |
| 19***09 | Valve Group-Pilot; -Lh Joystick | 1 |
| 22***73 | Control Group-Handle | 1 |
196-6110 Valve Gp-Pilot -Rh Joystick
| 13***66 | Nut; (M14x2-Thd) | 1 |
| 19***10 | Valve Group-Pilot; -Rh Joystick | 1 |
| 22***74 | Control Group-Handle | 1 |
6e-4392 Valve Gp-Pump Control
| 6E***07 | Locknut-Sealing | 1 |
| 6E***92 | Valve Group-Pressure Compensator; -Pressure Compensator-Steering | 1 |
| 6E***01 | Setscrew-Adjustment | 1 |
272-9658 Valve Gp-Pump Control
| 11***97 | Cover | 1 |
| 14***18 | Gasket | 1 |
| 16***49 | Seal-O-Ring; (12.42mm Id) | 2 |
246-4717 Valve Gp-Pump Control
| 09***42 | Ring-Retaining | 2 |
| 11***37 | Spring; (Outer) | 2 |
| 14***93 | Piston-Stroking | 1 |
6e-4402 Valve Gp-Relief -Charge Pressure
| 16***15 | Retainer-Spring | 1 |
| 18***10 | Screw | 1 |
| 20***42 | Spring | 1 |
152-8346 Valve Gp-Solenoid
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 10***36 | Kit-Seal; (Solenoid Valve) | 1 |
| 11***43 | Locknut; (5/16-18-Thd) | 2 |
171-3685 Valve Gp-Solenoid
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 2 |
| 11***43 | Locknut; (5/16-18-Thd) | 2 |
| 16***71 | Kit-Seal; (Solenoid Valve) | 1 |
3e-9205 Valve Gp-Solenoid
| 10***04 | Kit-Receptacle; (4-Pin)(Start Switch) | 1 |
| 12***48 | Kit-Seal; (Solenoid Valve) | 1 |
| 15***84 | Locknut; (Special) (5/8-18 Thd) | 1 |
Implements
242-9531 Arm & Bearing As
| 24***31 | Arm & Bearing As | 1 |
| 3K***75 | Bearing-Sleeve | 2 |
| 7J***45 | Bearing-Sleeve | 4 |
261-4410 Link Gp-Tilt
| 26***10 | Link Group-Tilt | 1 |
| 26***11 | Link & Bearing As; (Tilt) | 2 |
| 3K***75 | Bearing-Sleeve | 2 |
242-9581 Linkage Gp-Felling Head
| 13***65 | Washer; (13.8x45x3-mm Thk) | 14 |
| 20***94 | Pin As | 6 |
| 20***96 | Pin As | 4 |
Lubrication System
240-7899 Valve Gp-Fluid Sampling -Coolant
Machine Arrangement
243-4711 Chassis Ar
243-4700 Common Ar
Operator Station
178-5524 Adjustment Gp-Console
| 09***36 | Screw; (Machine) (M5x0.8x10mm) | 1 |
| 09***15 | Ring-Retaining | 1 |
| 11***26 | Screw; (Pan Head) (10-16x0.63 In) | 1 |
197-4107 Air Conditioner & Mounting Gp
| 18***54 | Filter Element-Cab Air | 1 |
| 19***07 | Air Conditioner & Mounting Group | 1 |
| 19***60 | Air Conditioner Group | 1 |
240-7888 Air Conditioner Ar
| 24***88 | Air Conditioner Ar | 1 |
| 24***89 | Lines Group-Air Conditioner | 1 |
199-3160 Air Conditioner Gp
| 17***62 | Duct | 1 |
| 17***63 | Duct As | 1 |
| 18***09 | Duct | 1 |
194-2707 Cab Gp-Enclosed Rops
| 19***07 | Cab Group-Enclosed Rops | 1 |
| 19***08 | Wiring Group-Cab | 1 |
| 19***09 | Panel Group-Instrument | 1 |
199-3159 Case Gp-Air Conditioner
| 17***29 | Case Group-Heater & Evaporator | 1 |
| 18***19 | Screw-Hex Flange; (M5x2.24x14-mm) | 6 |
| 18***56 | Switch As-Pressure; (Air Conditioner, Low Side) | 1 |
177-6729 Case Gp-Heater & Evaporator
| 03***38 | Clamp | 1 |
| 13***14 | Grommet | 1 |
| 17***87 | Coil As-Heater | 1 |
3e-1906 Compressor Gp-Refrigerant
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 18***39 | Pin-Connector; (14-Ga To 18-Ga)(For 14 Gauge Wire) | 2 |
| 31***18 | Valve As-Pressure Relief; (Refrigerant Compressor) | 1 |
240-7905 Compressor Gp-Refrigerant
| 17***57 | Rod | 1 |
| 24***05 | Compressor Group-Refrigerant | 1 |
| 24***90 | Plate As | 1 |
200-8042 Console Gp-Operator
| 16***59 | Console Group-Operator; -Lh | 1 |
| 17***13 | Guard | 2 |
| 17***14 | Support | 2 |
161-3759 Console Gp-Operator -Lh
| 11***26 | Screw; (Pan Head) (10-16x0.63 In) | 8 |
| 12***35 | Screw; (Truss Head) (M6x1x13mm) | 5 |
| 15***99 | Nut | 8 |
204-6974 Console Gp-Operator -Rh
| 11***26 | Screw; (Pan Head) (10-16x0.63 In) | 5 |
| 12***35 | Screw; (Truss Head) (M6x1x13mm) | 6 |
| 15***99 | Nut | 10 |
196-4116 Control Gp-Hydraulic Pedal -Brake
| 11***26 | Kit-Seal | 1 |
| 19***16 | Control Group-Hydraulic Pedal; -Brake | 1 |
| 21***34 | Valve As | 1 |
194-2714 Control Gp-Pilot Operated Hyd
| 14***77 | Elbow As. | 10 |
| 15***44 | Connector Group | 5 |
| 16***69 | Adapter; (Str Thd (-6) Orfs/0) | 5 |
254-9336 Door Gp-Cab
| 09***55 | Clip | 2 |
| 10***61 | Guard | 1 |
| 10***44 | Latch As-Rotary | 1 |
197-4720 Door Gp-Cab
| 03***72 | Pin-Clevis | 2 |
| 09***55 | Clip | 2 |
| 09***87 | Channel-Trim | 0 |
199-5134 Duct Gp-Air
| 10***67 | Washer-Hard; (7.2x25x2-mm Thk) | 3 |
| 11***27 | Screw-Machine; (M6x1x30-mm) | 3 |
| 19***21 | Duct | 1 |
197-2913 Duct Gp-Cab Air
| 10***91 | Screw; (Flat Head) (No.6-20x0.5in) | 4 |
| 11***17 | Louver As | 1 |
| 11***94 | Hose; (66-cm) | 0 |
213-0235 Handle Gp-Door -Cab
202-9627 Housing Gp-Air Conditioner -Outlet Air
| 17***12 | Cover | 1 |
| 17***13 | Housing | 1 |
| 17***27 | Actuator | 1 |
199-3156 Housing Gp-Air Conditioner -Inlet Air
| 17***90 | Plate | 1 |
| 17***99 | Gasket | 1 |
| 17***05 | Case; (Bottom) | 1 |
220-8420 Installation Gp-Radio
| 10***55 | Cover-Speaker | 2 |
| 11***19 | Bolt-Socket Head; (M4x0.7x25-mm) | 8 |
| 11***54 | Cover | 1 |
240-7889 Lines Gp-Air Conditioner
| 06***51 | Clamp | 2 |
| 12***59 | Clamp | 2 |
| 17***02 | Receiver Dryer As; (Refrigerant) | 1 |
240-7887 Lines Gp-Cab Heater
| 16***73 | Valve Group-Shutoff | 1 |
| 24***87 | Lines Group-Cab Heater | 1 |
| 3K***60 | Seal Pilot Manifold On; Seal To Boom Check Valve Drain | 1 |
200-6424 Module Gp-Quad Gauge
| 10***05 | Kit-Receptacle; (6-Pin)(Display Monitor Harness) | 1 |
| 20***24 | Module Group-Quad Gauge | 1 |
| 3E***83 | Wedge-Receptacle Lock; (6-Pin) | 1 |
194-2706 Mounting Gp-Cab
| 19***06 | Mounting Group-Cab | 1 |
| 21***53 | Sleeve | 4 |
| 6V***76 | Nut-Lock; (M24 X 3.0) | 4 |
242-4223 Operator Ar
| 16***57 | Support Group-Seat; Support Gp - Seat | 1 |
| 19***05 | Platform Group-Operator | 1 |
| 19***07 | Cab Group-Enclosed Rops | 1 |
251-5821 Panel Gp-Electronic
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 2 |
| 10***03 | Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge) | 2 |
| 10***05 | Kit-Receptacle; (6-Pin)(Display Monitor Harness) | 1 |
244-3608 Panel Gp-Instrument
| 10***66 | Bezel | 2 |
| 11***27 | Screw-Machine; (M6x1x30-mm) | 5 |
| 11***11 | Socket-Auxiliary Power; (12-Volt)(Power Port) | 1 |
194-2705 Platform Gp-Operator
| 19***05 | Platform Group-Operator | 1 |
| 19***53 | Tread | 1 |
| 19***96 | Plate As | 1 |
204-0363 Radio Gp -Am/Fm/Wb Cd Player
| 13***90 | Bushing; (Radio Mount) | 1 |
| 14***81 | Knob-Select; (Radio) | 1 |
| 16***26 | Radio Group; (Am/Fm Cd Player) | 1 |
284-8953 Radio Gp -Am/Fm/Wb/Cd Player
| 14***81 | Knob-Select; (Radio) | 1 |
| 19***54 | Sleeve | 1 |
| 28***53 | Radio Group; -Am/Fm/Wb/Cd Player | 1 |
201-6973 Seat Gp
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 18***35 | Pin-Connector; (16-Ga To 18-Ga) | 2 |
| 20***85 | Suspension Group-Seat; -Air | 1 |
194-2684 Seat Gp-Suspension
| 19***84 | Seat Group-Suspension | 1 |
| 1A***50 | Bolt (7/16-20x1.75in); (7/16-20x1.75-In) | 2 |
| 20***73 | Seat Group | 1 |
210-7728 Seat Gp-Suspension
| 21***52 | Seat Group | 1 |
| 21***28 | Seat Group-Suspension | 1 |
| 21***02 | Suspension Group-Seat | 1 |
210-7727 Seat Gp-Suspension
| 1A***50 | Bolt (7/16-20x1.75in); (7/16-20x1.75-In) | 2 |
| 21***27 | Seat Group-Suspension | 1 |
| 21***28 | Seat Group-Suspension | 1 |
161-3757 Support Gp-Seat
| 16***57 | Support Group-Seat; Support Gp - Seat | 1 |
| 16***43 | Support As; (Seat) | 1 |
| 7X***29 | Washer; (11x25x3-mm Thk) | 4 |
210-8502 Suspension Gp-Seat
| 17***55 | Kit-Seat Adjuster; (Upper) | 1 |
| 17***57 | Kit-Cable Adjuster; (Lower) | 1 |
| 17***58 | Kit-Handle | 2 |
201-5685 Suspension Gp-Seat -Air
| 17***55 | Kit-Seat Adjuster; (Upper) | 1 |
| 17***57 | Kit-Cable Adjuster; (Lower) | 1 |
| 17***58 | Kit-Handle | 2 |
198-3890 Trim Gp-Cab
| 09***35 | Screw; (Machine) (M5x0.8x8mm) | 2 |
| 10***39 | Support-Filter | 1 |
| 12***08 | Bracket As | 1 |
196-2392 Window Gp-Cab -Lh
| 13***30 | Hinge-Lh | 2 |
| 15***15 | Gasket | 1 |
| 19***87 | Frame As-Lower | 1 |
194-2711 Window Gp-Cab
| 19***11 | Window Group-Cab | 1 |
| 19***92 | Window Group-Cab; -Lh | 1 |
| 19***21 | Window-Rh | 1 |
212-3310 Window Gp-Cab
| 13***30 | Hinge-Lh | 2 |
| 15***15 | Gasket | 1 |
| 21***25 | Glass; (Fixed, Lower) | 1 |
Power Train
223-3917 Accumulator Gp-Brake -Uncharged
| 1J***71 | Seal (10.52 Degrees I.D.); Seal-O-Ring -- To Adapter | 1 |
| 22***17 | Accumulator Group-Brake; -Uncharged-Front | 1 |
| 22***32 | Cap; (Gas Valve) | 1 |
213-8773 Accumulator Gp-Brake -Charged
| 1J***71 | Seal (10.52 Degrees I.D.); Seal-O-Ring -- To Adapter | 1 |
| 21***73 | Accumulator Group-Brake; -Charged | 1 |
| 22***32 | Cap; (Gas Valve) | 1 |
213-4602 Axle Ar
| 13***15 | Axle Ar-Fixed; -Rear | 1 |
| 14***69 | Stud | 80 |
| 20***93 | Axle Ar-Oscillating; -Front | 1 |
139-4115 Axle Ar-Fixed -Rear
| 13***15 | Axle Ar-Fixed; -Rear | 1 |
| 13***21 | Housing Group-Fixed Axle | 1 |
| 13***26 | Brake & Planetary Group | 2 |
209-9293 Axle Ar-Oscillating -Front
| 13***83 | Gear Group-Bevel & Pinion | 1 |
| 18***87 | Differential Group; -Locking | 1 |
| 20***93 | Axle Ar-Oscillating; -Front | 1 |
139-4126 Brake & Planetary Gp
| 13***52 | Dowel | 4 |
| 13***45 | Pin-Spring | 3 |
| 13***26 | Brake & Planetary Group | 1 |
261-8106 Control Gp-Parking Brake
| 06***51 | Clamp | 2 |
| 14***61 | Elbow Group | 1 |
| 21***55 | Hose As | 1 |
194-2682 Control Gp-Service Brake
| 09***63 | Grommet | 1 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 2 |
| 14***67 | Elbow Group; (Each Includes) | 1 |
225-6855 Conversion Gp-Brake Lines
| 14***67 | Elbow Group; (Each Includes) | 2 |
| 14***58 | Union, 90 Deg -6 | 2 |
| 15***27 | Tee Group; (Each Includes) | 2 |
184-3587 Differential Gp -Locking
| 12***60 | Screw-Flat Head; (M6x1x16-mm) | 8 |
| 12***42 | Washer-Thrust | 1 |
| 13***28 | Gear-Bevel; (Differential Lock, 16-Teeth) | 1 |
110-0924 Drive Gp-Flexible Coupling
| 11***24 | Drive Group-Flexible Coupling | 1 |
| 11***71 | Driver | 1 |
| 4B***44 | Rivet | 5 |
240-8304 Drive Gp-Pump
| 16***77 | Plug As | 1 |
| 18***51 | Gear; (70-Teeth) | 1 |
| 18***25 | Ring | 1 |
243-0785 Drive Gp-Pump
| 15***65 | Elbow; (Spl) | 1 |
| 15***46 | Adapter Group | 1 |
| 16***62 | Connector Assembly | 1 |
139-4183 Gear Gp-Bevel & Pinion
| 03***60 | Cup-Roller Bearing | 1 |
| 03***61 | Cone-Roller Bearing | 1 |
| 11***84 | Sleeve As | 1 |
139-4121 Housing Gp-Fixed Axle
| 09***04 | Bolt-Socket Head; (M12x1.75x110-mm) | 4 |
| 12***03 | Seal-Lip Type; (7602mm Id) | 1 |
| 13***21 | Housing Group-Fixed Axle | 1 |
209-9294 Housing Gp-Oscillating Axle
| 09***04 | Bolt-Socket Head; (M12x1.75x110-mm) | 4 |
| 10***31 | Plate | 1 |
| 12***03 | Seal-Lip Type; (7602mm Id) | 1 |
244-0524 Lines Gp-Charge Pressure
| 13***02 | Hose As | 1 |
| 14***05 | Adapter Group | 1 |
| 14***27 | Connector Group | 1 |
261-1290 Lines Gp-Differential Lock
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 1 |
| 14***53 | Elbow, 45,-6 Orb To-6 Orfs-Drum Clutch Port | 1 |
| 14***77 | Elbow As. | 1 |
241-6972 Lines Gp-Hydrostatic
| 12***88 | Flange-Split | 4 |
| 18***47 | Coupler As-Quick Disconnect | 4 |
| 18***08 | Cap-Dust | 4 |
241-9746 Lines Gp-Speed Control -Power Train
| 06***51 | Clamp | 5 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 4 |
| 14***67 | Elbow Group; (Each Includes) | 3 |
194-2723 Motor & Mtg Gp-Propel
| 19***23 | Motor & Mtg Group-Propel | 1 |
| 19***08 | Motor Group-Piston; -Propel | 1 |
| 7X***66 | Capscrew; (Hex Hd) (3/4-10x2 Gd 8 Z) (Current Adapters) | 4 |
196-6808 Motor Gp-Piston -Propel
| 10***85 | Bolt-Socket Head; (M12x1.75x60-mm) | 2 |
| 10***87 | Bolt; (Hex Socket) (M6x1.0x20.0mm) | 4 |
| 10***81 | Bolt; (Socket Head) (M12x1.75x35mm) | 2 |
194-9447 Mounting Gp-Axle
| 19***47 | Mounting Group-Axle | 1 |
| 7X***67 | Bolt-Plt; (M24 X 3.0 X 160) | 8 |
| 7X***79 | Bolt; (M24x3x240-mm) | 8 |
209-9298 Planetary Gp-Final Drive
| 13***52 | Dowel | 4 |
| 13***45 | Pin-Spring | 3 |
| 13***30 | Gear-Sun; (15-Teeth) | 1 |
242-4225 Power Train Ar
| 11***24 | Drive Group-Flexible Coupling | 1 |
| 19***21 | Transmission & Mounting Group | 1 |
| 19***22 | Pump & Mtg Group-Propel | 1 |
194-2722 Pump & Mtg Gp-Propel
| 14***92 | Elbow; (-12 Orfs/-12 Orfs Swivel) | 1 |
| 15***33 | Tee As | 1 |
| 19***22 | Pump & Mtg Group-Propel | 1 |
243-4904 Pump Gp-Piston -Propel
| 03***05 | Seal-O-Ring | 2 |
| 09***40 | Ring; (Retaining) | 1 |
| 10***79 | Seal-O-Ring | 2 |
206-2575 Shaft Gp-Drive
| 02***08 | Screw; (3/8-24) | 1 |
| 19***66 | Setscrew | 1 |
| 20***75 | Shaft Group-Drive | 1 |
194-2727 Shaft Gp-Drive
| 19***27 | Shaft Group-Drive | 1 |
| 20***75 | Shaft Group-Drive | 1 |
| 21***46 | Spider & Bearing As | 2 |
194-2733 Tire & Rim Ar
| 13***15 | Tire & Rim Ar | 1 |
| 19***33 | Tire & Rim Ar | 1 |
| 21***93 | Block | 2 |
132-0115 Tire & Rim Ar
| 13***15 | Tire & Rim Ar | 1 |
| 13***17 | Tire & Rim Group | 4 |
229-1639 Tire & Rim Ar
| 22***38 | Tire & Rim Group | 4 |
| 22***39 | Tire & Rim Ar | 1 |
205-7342 Tire & Rim Ar
| 20***41 | Tire & Rim Group | 4 |
| 20***42 | Tire & Rim Ar | 1 |
214-0740 Tire & Rim Ar
| 20***08 | Tire & Rim Group | 2 |
| 20***41 | Tire & Rim Group | 2 |
| 21***40 | Tire & Rim Ar | 1 |
229-1638 Tire & Rim Gp
| 13***60 | Tire & Tube Group; (28-26) | 1 |
| 22***37 | Rim As | 1 |
| 22***38 | Tire & Rim Group | 1 |
132-0117 Tire & Rim Gp
| 13***75 | Rim As | 1 |
| 13***80 | Tire & Tube Group; (30.5-32) | 1 |
| 13***17 | Tire & Rim Group | 1 |
204-5308 Tire & Rim Gp
| 14***62 | Tire; (35.5-32) | 1 |
| 20***08 | Tire & Rim Group | 1 |
| 23***39 | Rim As; (27x32) | 1 |
205-7341 Tire & Rim Gp
| 13***80 | Tire & Tube Group; (30.5-32) | 1 |
| 20***06 | Rim As; (27x32) | 1 |
| 20***41 | Tire & Rim Group | 1 |
194-2721 Transmission & Mounting Gp
| 12***91 | Elbow | 1 |
| 14***17 | Adapter, -12 Orb / -16 Orfs | 1 |
| 14***95 | Plug As | 1 |
194-4241 Transmission Gp -Gearbox
| 11***19 | Plug-Magnetic; (Engine Oil Pan Drain) | 1 |
| 19***41 | Transmission Group; -Gearbox | 1 |
| 1D***58 | Pin | 2 |
243-4906 Valve Gp-Pump Control -Propel
| 09***01 | Bolt-Socket Head; (M8x1.25x40-mm) | 2 |
| 11***66 | Seal-O-Ring | 1 |
| 17***39 | Bolt-Socket Head; (M8x1.25x30-mm) | 4 |
Service Equipment And Supplies
242-3648 Film Gp
| 24***92 | Film-Stripe; (Rh) | 1 |
| 24***98 | Film-Identification; (Hydraulic-Ax) | 2 |
| 24***99 | Film; (Flag) | 2 |
242-9585 Lines Gp-Pressurized Water
| 00***53 | Elbow-Pipe; (1/2-14 Nptf Thd) | 1 |
| 14***28 | Connector Assem. | 1 |
| 14***70 | Elbow, 90°,-8 Orb Swiv. /-8 Orfs | 1 |
249-6625 Lines Gp-Pressurized Water
| 00***53 | Elbow-Pipe; (1/2-14 Nptf Thd) | 1 |
| 14***36 | Adapter; (Straight) (-6 Orb X -6 Orfs) | 1 |
| 14***47 | Elbow; (-12 Orb/Orfs) | 1 |
217-0115 Literature Gp
| 09***45 | Cable; (Lanyard) | 1 |
| 18***48 | Key | 1 |
| 21***15 | Literature Group | 1 |
243-4712 Plate & Film Gp
| 10***30 | Film; (Warning) (Accumulator Pressure) (On Bracket Covering Brake Accumulator) | 1 |
| 11***93 | Plate; (Instruction) (On Right Side Behind Cab Door) | 1 |
| 11***42 | Film-Warning; (Battery/Jump Start) | 2 |
Work Tools
251-7666 Control Gp-Winch
| 09***65 | Grommet | 1 |
| 10***02 | Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness) | 1 |
| 14***15 | Connector As | 4 |
242-9262 Coupler Gp-Quick
| 10***49 | Plate | 1 |
| 12***77 | Hose As | 1 |
| 12***78 | Hose As | 1 |
249-6568 Guard Gp-Winch
| 24***68 | Guard Group-Winch | 1 |
| 24***69 | Plate As | 1 |
| 24***70 | Plate As | 1 |
245-8703 Head Ar-Harvester
| 24***03 | Head Ar-Harvester | 1 |
245-8701 Head Gp-Mulching
| 24***01 | Head Group-Mulching | 1 |
199-3716 Tooth Gp-Saw -18-Teeth, Beaver
| 19***16 | Tooth Group-Saw; -18-Teeth, Beaver | 1 |
203-3242 Tooth Gp-Saw -18-Teeth, Super Carbide
| 20***42 | Tooth Group-Saw; -18-Teeth, Super Carbide | 1 |
252-9164 Winch Ar
| 24***67 | Winch Group | 1 |
| 25***20 | Valve & Mtg Group-Combination; -Pilot, Brake, Steering | 1 |
| 25***21 | Panel Group-Electronic | 1 |
249-6567 Winch Gp
| 24***81 | Plate As | 1 |
| 24***67 | Winch Group | 1 |
| 24***71 | Winch As | 1 |
Frequently asked questions
What engine does the Caterpillar HA871 use?
Not confirmed in public specification sources. The parts catalog shows a cable-actuated mechanical governor with no ECM or ADEM control module, confirming a mechanically governed, pre-electronic-era diesel, but the specific engine model is not documented anywhere publicly available. Verify the exact engine by checking the machine's engine dataplate or its serial-number-specific parts book.
What is the operating weight of the HA871?
Not publicly documented. Operating weight on wheel feller bunchers of this type varies by felling-head selection, tire size, and counterweighting, and no factory weight figure for the HA871 is available in current specification sources. Check the machine's dataplate or dealer parts book for the exact figure on a given unit.
What replaced the Caterpillar HA871?
No documented successor model is tied specifically to the HA871. It is cataloged alongside siblings HA770, HA771, and HA870 in Cat's earlier wheel feller buncher line, and Cat's later C-series wheel feller bunchers eventually succeeded that generation of forest products equipment as a category, but no direct model-to-model lineage from the HA871 is confirmed in available sources.
What HA871 owners discuss
Is the HA871 hydrostatic-drive or does it run a torque-converter powershift?
Factory parts groupings for this machine show separate piston-type pumps for propel and for implement/pilot/steering, the split hydrostatic-style layout Caterpillar used across its forest-products and toolcarrier-based wheel machines of this era rather than a torque-converter powershift. That means ground speed and saw/head speed come off two independent circuits, so a sluggish-drive complaint and a slow-saw complaint point to different pumps, not one shared transmission fault. The only documented production block ties this machine to a single serial-prefix range, so drivetrain details can vary by configuration outside that range - confirm pump group and calibration against the parts book for your own serial prefix before condemning a pump.
What engine does the HA871 actually use?
No single engine model is reliably confirmed for this machine across available documentation. Shared wear-part cross-references (bearings, seals) loosely tie the platform to Caterpillar's mid-range diesel family used across contemporary industrial-tractor and forest-products models, but a shared wear part is not the same as a confirmed engine pairing, and these cross-reference lists typically span several unrelated engine families. Treat any engine-specific service number - injector spec, valve lash, torque figures - as unverified until checked against the data plate on the unit and the parts book for its own serial prefix. Have your dealer verify the exact engine arrangement before ordering engine parts.
How does the grapple arm hold its load, and what fails first in that circuit?
The grapple circuit uses a hard-mounted piston accumulator to keep closing force steady as load shifts on the arm, backed by an integrated load-holding valve at the cylinder so grip pressure holds between cuts without drifting. When a grapple goes soft mid-cycle or a held load slowly settles while the machine sits idle, check accumulator pre-charge and the load-holding valve for internal leakage first, before replacing the main pump. This behavior and failure pattern is consistent with other Caterpillar accumulator-backed grapple circuits of the same design, not specific to one serial range.
What wear patterns show up on the disc-saw felling head over time?
Specific writeups on this exact head are scarce, so this reflects disc-saw felling-head experience across the wheel feller-buncher class generally. Recurring complaints are cracked, chipped, or heat-checked saw discs from repeated shock loading against frozen ground, rock, or oversized stems, and a saw motor/pump combination that bogs down under sustained large-diameter cutting if circuit flow or pressure runs even slightly under spec. Feed-roller and knife or wear-plate attrition on the head is normal service wear, not a design defect. Read this as directional guidance for the machine type rather than a confirmed HA871-specific complaint list.
What undercarriage or driveline wear should an owner expect on a wheeled machine like this?
As a wheeled machine, wear concentrates in tires and chains, axles, and articulation joints rather than track chain and rollers. The boom-and-saw-head weight sits forward of the axle centerline, so front axle and articulation-pin wear tends to run ahead of the rear end on units that see heavy head use. Tight-radius maneuvering in standing timber flat-spots and chunks tires and chains faster than open-ground work does. Inspect articulation pins and center-hinge bushings for play along with tire and chain condition - this pattern matches Caterpillar's other wheeled forest-products and toolcarrier-based machines of the same era.
Are there known electrical or sensor issues on the HA871?
The machine's own parts groups list a magnetic main relay switch and a combined pilot/brake/steering valve, meaning the pilot circuit's electrical enable function and the hydraulic brake/steering functions share that relay. On machines of this design, a failed or corroded main relay is a common cause of a no-propel or no-pilot-pressure complaint that first looks like a pump or valve fault. Check the main relay and its connector before opening up the hydraulic system. Because brake and steering pressure share this pilot circuit, have your dealer verify relay and combination-valve function before returning the machine to service.
What should a buyer check before purchasing a used HA871?
Cycle the grapple under load and watch for drift, which points to accumulator pre-charge or load-holding valve wear rather than the main pump. Run the saw head at full engagement and listen for bogging, which points to the saw circuit's own pump or motor rather than the engine. Inspect the disc for cracks, chips, or heat-checking at the outer edge. Because propel and implement functions run off separate piston pumps, test drive under full articulation while loading the implement circuit to confirm both hold pressure together rather than one masking a weak engine or shared-supply fault. Check tires and chains for flat-spotting and inspect axle and articulation-joint wear given the front-heavy boom-and-head layout. Very little published data exists on this specific model, so get a dealer inspection against the machine's own parts book and data plate before finalizing a purchase.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
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