Caterpillarload, haul, dump(no series)

Caterpillar R1300

Maintenance schedule, common problems & OEM parts breakdown

The Caterpillar R1300 is a compact underground hard-rock load-haul-dump (LHD) loader built for tramming and loading in confined mine drifts. It runs a Cat 3306B DITA / 3306 DI turbocharged, aftercooled inline-six diesel rated at 123 kW (165 hp) gross, paired with a Cat powershift transmission (4F/4R) and Cat axles carrying spring-applied, fluid-released (SAFR) brakes. Operating weight falls in a class range of roughly 27,000-28,000 kg (59,000-62,000 lb), varying by bucket and cab configuration. The R1300 carries serial prefix 6QW and uses a fixed pin-on Z-bar bucket linkage rather than a quick coupler, with an optional third hydraulic circuit for an ejector bucket. Buyers could order an open ROPS (OROPS) canopy or an enclosed operator cab, and a fire suppression system was available as a factory option. Caterpillar later replaced the R1300 with the R1300G and, further on, the R1300G II.

The step from R1300 to R1300G kept the same 3306B DITA engine family and basic driveline but added factory payload-monitoring electronics and a revised power rating under updated engine standards; the R1300G II went further with a diesel particulate filter option for emissions-controlled mines. The base R1300 stayed a fully mechanical machine throughout its run: no ECM, a mechanical governor and injection pump, analog gauges only. That keeps it simple to diagnose and rebuild in the field. This mechanical simplicity is exactly why the R1300 still holds value in the used and parts market. Mines running older infrastructure or avoiding electronic diagnostics favor it, its driveline and engine components are rebuildable rather than disposable, and the shared 3306 engine family gives it parts commonality with a wide range of other Cat mechanical equipment.

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 R1300 specifications

Engine

Engine modelCat 3306B DITA (direct injection, turbocharged, aftercooled), inline-6
Gross power123 kW (165 hp) @ 2200 rpm
Net power105 kW (141 hp); a separate 117 kW (157 hp) rating is also published on some spec sheets for the same engine, so treat gross/net figures as varying by rating standard used
Displacement10.5 L (640.8 cu in)
Bore x stroke120.7 mm x 152.4 mm (4.75 in x 6.0 in)
Emissions tierNot published; this powertrain predates modern emissions-tier labeling. An optional diesel particulate filter is offered on later production

Weights

Operating weight (unladen)approx. 20,000-20,725 kg (44,093-45,691 lb); figure varies by source/configuration
Gross machine mass (loaded, rated payload)27,750 kg (61,178 lb)
Nominal payload capacity6,800 kg (14,991 lb)
Static tipping load, straight20,570 kg (45,360 lb)
Static tipping load, full turn17,870 kg (39,397 lb)
Ground pressureNot published in available spec sheets

Dimensions

Overall length (bucket on ground)9.07-9.11 m (29 ft 9 in - 29 ft 11 in); reported figures vary slightly by source
Overall width (over tires)1.88-1.90 m (6 ft 2 in - 6 ft 3 in)
Overall height (to cab top)2.12-2.13 m (6 ft 11 in - 7 ft 0 in)
Wheelbase3.05 m (10 ft 0 in)
Ground clearance0.33 m (1 ft 1 in)
Hinge pin height, maximum2.92 m (9 ft 7 in)
Tire size17.5 x 25

Performance

Forward travel speeds (4-speed powershift)4.5, 7.7, 15.0, 26.2 km/h (2.8, 4.8, 9.3, 16.3 mph); top-gear figure is cited as 15 mph on some spec pages, so treat the top speed as varying slightly by source
Reverse travel speeds (4-speed powershift)4.5, 7.7, 14.8, 23.0 km/h (2.8, 4.8, 9.2, 14.3 mph)
Breakout force12,020 kg (26,504 lb)
Turning radius, outer5.72 m (18 ft 9 in - 18 ft 11 in), reported figures vary slightly by source
Articulation angle42.5 degrees each direction
Hydraulic cycle timesraise approx. 5 sec, dump approx. 2 sec, lower approx. 2.3 sec
Bucket capacity, standard dump bucket2.5-3.4 m3 (3.2-4.4 yd3) depending on bucket selection, heaped rating up to approx. 3.1 m3 (4.1 yd3) on the largest standard bucket
Bucket capacity, ejector bucket2.4 m3 (3.1 yd3)
GradeabilityNot published in available spec sheets

Service capacities (summary)

Fuel tank295 L (77.9-78 gal US)
Hydraulic system88 L (23.2-23.3 gal US)
Engine oil (crankcase)25 L (6.6-6.7 gal US)
Cooling system67 L (17.7 gal US)
Transmission45 L (11.9 gal US)

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

R1300 fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase with filter (Cat 3306 DITA)Not documented in publicly available sources for the base R1300 — verify against the machine's OMM or with your dealer.Cat DEO (Diesel Engine Oil), SAE 15W-40 for normal ambient range; SAE 10W-30 in cold climates. Multigrade DEO covers a wider temperature band where available.
Cooling systemNot documented in publicly available sources for the base R1300 — verify against the machine's OMM or with your dealer.Cat ELC (Extended Life Coolant), premixed or concentrate to the specified glycol/water ratio for local ambient conditions.
Fuel tankNot documented in publicly available sources for the base R1300 — verify against the machine's OMM or with your dealer.Diesel fuel meeting Cat's specified cetane and sulfur limits for the 3306 DITA engine.
Powershift transmission (integral torque converter)Not documented in publicly available sources for the base R1300 — verify against the machine's OMM or with your dealer.Cat TDTO (Transmission/Drive Train Oil), SAE 10W or 30, graded by ambient temperature range per the OMM chart.
Front differential and final drivesNot documented in publicly available sources for the base R1300 — verify against the machine's OMM or with your dealer.Cat TDTO, viscosity grade per ambient temperature range.
Rear differential and final drivesNot documented in publicly available sources for the base R1300 — verify against the machine's OMM or with your dealer.Cat TDTO, viscosity grade per ambient temperature range.
Hydraulic system and tankNot documented in publicly available sources for the base R1300 — verify against the machine's OMM or with your dealer.Cat HYDO Advanced (or equivalent Cat hydraulic oil); Cat TDTO is an accepted alternate on machines that specify it for the hydraulic circuit. Grade selected by ambient temperature range.
Grease points (spec only)Not applicable — service item, not a fill capacity.Cat multipurpose grease (Cat MPGM or equivalent NLGI-graded chassis grease) per the lubrication chart interval.

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

Caterpillar R1300 maintenance schedule

Service intervalTasks
Every 50 h
  • Walk around the machine before startup and check for leaks, loose fasteners, and structural damage.
  • Check engine oil, coolant, and hydraulic tank fluid levels.
  • Drain water and sediment from the fuel tank and fuel/water separator.
  • Grease the Z-bar bucket linkage, steering pivots, and articulation joint, more often in wet or abrasive drifts.
  • Test the park brake, service brake, backup alarm, lights, and fire suppression system.
  • Inspect tires and rims for cuts, wear, and correct inflation.
Every 250 h
  • Change engine oil and filter on the 3306B DITA/3306 DI.
  • Replace primary and secondary fuel filters.
  • Pull oil samples from the engine, transmission, and axles for analysis.
  • Check and adjust alternator and fan belt tension.
  • Lubricate driveline U-joints and the center support bearing.
Every 500 h
  • Change powershift transmission oil and filter.
  • Change front and rear axle differential and final drive oil.
  • Service or replace the engine air cleaner element.
  • Check SAFR brake accumulator precharge and brake wear.
  • Inspect bucket lift arm, tilt cylinder, and linkage pins and bushings for wear.
Every 1,000 h
  • Change the hydraulic system filter.
  • Test coolant condition and replenish supplemental coolant additive.
  • Inspect turbocharger mounting, boost lines, and exhaust manifold for leaks.
  • Inspect steering cylinder pins, bushings, and hoses.
  • Fully inspect and adjust the service and park brake systems.
Every 2,000 h
  • Change hydraulic tank oil across the full system.
  • Inspect transmission clutch packs and torque converter condition.
  • Adjust engine valve lash on the 3306B DITA/3306 DI.
  • Inspect axle planetary housings and SAFR brake pack wear in depth.
  • Inspect the frame, articulation center pin, and hitch structure for cracks and wear.
Every 4,000 h
  • Evaluate the engine top end, injectors, cylinder liners, and turbocharger, for rebuild.
  • Rebuild or replace worn Z-bar bucket linkage bushings and pins.
  • Overhaul powershift transmission clutch packs and control valves as needed.
  • Rebuild axle differential and planetary sets on high-hour units.
  • Replace coolant and flush the cooling system per the fill's service life.

Servicing the R1300 beyond the schedule

Predictive Maintenance & Fluid Analysis

Run oil sampling on the 3306B DITA/3306 DI engine, powershift transmission, and axle differentials every 250 hours. This machine carries no ECM, so fluid analysis is the only early warning for injection pump wear, turbocharger bearing wear, or clutch pack degradation. Track hydraulic oil condition alongside the third-valve ejector circuit if fitted. Watch SAFR brake accumulator precharge and coolant conditioner concentration between services, since analog gauges will not flag either until damage is already underway.

Corrective & Common Repairs

Most corrective work centers on the fixed pin-on Z-bar bucket linkage: pins and bushings wear quickly through tramming and loading cycles without a quick coupler to isolate loads. SAFR brake packs and axle seals are common failure points on high-hour units. On the 3306B DITA/3306 DI, expect injection pump linkage wear, turbocharger seal leaks, and head gasket failures tied to mechanical governor drift. Ejector bucket third-valve hydraulics and cylinder seals also see repeat repairs on units running that configuration underground.

Overhaul & Rebuild Points

Major rebuild points are the powershift transmission clutch packs, axle planetary and differential sets, and the 3306B DITA/3306 DI's top end, injectors, liners, and turbocharger. Because this engine runs a mechanical governor and fuel system rather than electronics, a full injection pump and governor rebuild is standard at high hours instead of an ECM swap. Articulation center pin and bushing rebuild, plus Z-bar linkage bushing replacement, round out the typical overhaul list on units nearing major-hour milestones.

Seasonal & Environment Servicing

Underground service is less about weather and more about dust, water, and confined ventilation. Shorten air cleaner and fuel-water separator service in wet or dusty drifts, and increase grease frequency on Z-bar and steering pivots where abrasive muck accelerates wear. Inspect the fire suppression system regularly given confined-space fire risk. On surface-staged units or cold portal entrances, protect coolant with the correct antifreeze concentration, since the 3306 has no ECM-driven cold-start assist beyond standard glow or ether aids.

R1300 common service parts

Part numberPart
1R-0750Filter As-FuelCheck fitment →
133-5673ElementCheck fitment →
141-0284Kit-Fuel Filter & WaterseparatorCheck fitment →
6I-2505Filter Element As-AirCheck fitment →
6I-2506Filter Element As-AirCheck fitment →

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

R1300 fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
CID 100 (Engine Oil Pressure)Component identifier for the engine oil pressure switch/sensor circuit on the machine monitoring system.Failed or fouled oil pressure switch, damaged wiring or connector, or genuinely low oil pressure from pump wear or low oil level.Confirm actual oil pressure with a mechanical test gauge before condemning the switch or wiring; check oil level and filter first.
CID 110 (Engine Coolant Temperature)Component identifier for the engine coolant temperature sensor circuit on the machine monitoring system.Sensor drift or failure, wiring fault, or true overheating from low coolant, a blocked radiator, or fan-drive slip.Check coolant level and radiator/fan condition, then verify the sensor reading against a manual temperature check.
CID 109 (Engine Coolant Pressure)Component identifier for the coolant pressure sensor located downstream of the engine.Sensor or wiring fault, or a genuine drop in cooling-system pressure from a leak or a failing pressure cap.Pressure-test the cooling system and inspect hoses and cap before replacing the sensor.
CID 75 (Hydraulic/Steering Oil Temperature)Component identifier for the oil temperature sensor circuit in the hydraulic steering system.Low hydraulic fluid, a blocked oil cooler, or sensor/wiring failure.Check hydraulic fluid level and cooler for restriction, then verify temperature with a manual reading before replacing the sensor.
High Hydraulic Oil Temperature warning lamp (no CID/flash number documented for this model)Dash warning lamp indicates hydraulic oil temperature above the normal operating range.Low hydraulic fluid, a blocked oil cooler, or sustained high-load haul cycles typical of underground tramming.Reduce load or idle the machine to cool, then check fluid level and cooler airflow before resuming full duty.
Low Brake Accumulator Pressure warning lamp (no CID/flash number documented for this model)Dash warning lamp indicates stored hydraulic pressure in the brake system has dropped below the safe operating threshold.Charging pump wear, an internal leak, or low reservoir fluid.Do not move the machine; check accumulator charge pressure per the service manual before returning it to service.

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

R1300 attachments & work tools

Standard/dump bucket

R1300 (pre-G) units are fitted with a general-purpose dump bucket pinned to the Z-bar loader linkage. Exact factory capacity for the base R1300 is not documented in available listings; underground loaders in this size class typically run dump buckets in the 2.4-3.4 m3 (3.1-4.4 yd3) range, so treat that as a class reference and confirm the actual bucket against the machine's arrangement number.

Ejector bucket

An ejector-bucket configuration is offered on the R1300, using a hydraulically actuated ejector plate that pushes material out instead of tilting/dumping. This requires an added third hydraulic valve/circuit wired into the loader's hydraulic system beyond the standard lift/tilt circuit.

Ground engaging tools

Buckets take bolt-on or weld-on cutting edges and heel shrouds for wear protection in rock loading. Wear plates and liners are used on the lip and bucket floor; used-market R1300 units are commonly described with added wear plate on the bucket bottom, showing this is a routine field addition.

Bucket mounting/coupler

The R1300 uses a fixed, pinned Z-bar loader linkage rather than a quick-coupler system. Buckets are pin-mounted to the lift arms and tilt lever; changing bucket type is a pin-and-bushing job, not a hitch-style swap.

Tires

Factory/typical fitment is 17.5 x 25 tires, offered in bias-ply construction on older R1300 units (radial options exist on later underground loader lines in this class but are not confirmed specifically for the base R1300).

Powertrain and hydraulics tied to work tools

Base R1300 units run a Cat 3306 diesel (DI or B DITA variant, roughly 165 hp) through a powershift transmission with 4 forward/4 reverse speeds. Drive axles use spring-applied, fluid-released (SAFR) park/service brakes; the ejector-bucket option draws off the same engine-driven hydraulic system via its added valve circuit.

Cab and factory options

R1300 loaders are found with either an open ROPS/OROPS canopy or an enclosed operator platform, depending on configuration. A fire suppression system is offered as a fitted safety option on this class of underground loader.

All R1300 assemblies by section

Every catalogued assembly group for the Caterpillar R1300. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Air Inlet And Exhaust System
1799103 - Adapter Gp-Turbocharger
1582088 - Adapter Gp-Turbocharger
1550148 - Air Cleaner Gp
1983357 - Air Cleaner Gp
6i2588 - Air Cleaner Gp
1582089 - Air Cleaner Gp
1799231 - Air Cleaner Gp
1577349 - Exhaust Ar-Particulate Filter
15***35Exhaust Group-Particulate Filter1
15***62Lines Group-Exhaust Back Pressure1
15***64Lines Group-Exhaust Back Pressure1
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2316128 - Exhaust Ar-Scrubber
23***86Lines Group-Fuel1
23***93Exhaust Group-Scrubber1
23***97Guard Group-Exhaust1
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1984040 - Exhaust Ar-Scrubber
19***59Guard Group-Exhaust1
19***37Exhaust Group-Scrubber1
19***40Exhaust Ar-Scrubber1
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1559935 - Exhaust Gp-Particulate Filter
15***35Exhaust Group-Particulate Filter1
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1799104 - Exhaust Gp-Purifier
1559933 - Exhaust Gp-Purifier
1799107 - Exhaust Gp-Purifier
1631689 - Exhaust Gp-Purifier
1559934 - Exhaust Gp-Purifier
1559932 - Exhaust Gp-Purifier
1984037 - Exhaust Gp-Scrubber
2315293 - Exhaust Gp-Scrubber
1325398 - Lines Gp-Air
1572464 - Lines Gp-Exhaust Back Pressure
15***64Lines Group-Exhaust Back Pressure1
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1572462 - Lines Gp-Exhaust Back Pressure
15***62Lines Group-Exhaust Back Pressure1
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1117992 - Manifold Gp-Exhaust
1869368 - Precleaner Gp
1767787 - Shield Ar-Exhaust
15***35Step & Cover Group-Exhaust1
15***33Shield Group-Exhaust1
15***66Shield Group-Manifold1
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1554233 - Shield Gp-Exhaust
1560566 - Shield Gp-Manifold
1451697 - Turbocharger Gp
1471391 - Turbocharger Gp
Basic Engine
3n2885 - Damper Gp
9y0066 - Fastener Gp-Oil Pan
9Y***66Fastener Group-Oil Pan; Fastener Gp-Engine Oil Pan1
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3n2886 - Adapter Gp-Seal
3N***86Adapter Group-Seal; -Crankshaft1
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1077913 - Camshaft Gp
4p2474 - Cover Gp-Cylinder Block
3n4923 - Cover Gp-Front Housing
8n4745 - Cover Gp-Valve Mechanism
8N***45Cover Group-Valve Mechanism; Valve Mechanism Cover Group1
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4p9856 - Crankshaft Gp
7n6550 - Cylinder Block As
1n3576 - Cylinder Block Gp
8n5286 - Cylinder Block Gp
8N***86Cylinder Block Group; Cylinder Block Group1
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1077916 - Cylinder Head As
1077914 - Cylinder Head Gp
1740917 - Drain Gp-Engine Oil
1064475 - Drive Gp-Auxiliary
7n9536 - Fastener Gp-Cylinder Head
7N***36Fastener Group-Cylinder Head; Cylindetr Head Fastener Group1
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1w3802 - Fastener Gp-Front Housing
2p2702 - Flywheel Gp
4p9858 - Gear Gp-Front
7n1717 - Gear Gp-Rear
7N***17Gear Group-Rear; -Accessory Drive1
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2p6131 - Housing Gp-Flywheel
2P***31Housing Group-Flywheel; Flywheel Housing Group1
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8n0303 - Housing Gp-Front
8N***03Housing Group-Front; Front Housing Group1
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6n8336 - Lifting Gp-Engine
6N***36Lifting Group; Lifting Eye Gp-Engine1
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1559938 - Mounting Gp-Engine (Front)
2100355 - Mounting Gp-Engine & Tmsn
1549547 - Mounting Gp-Engine & Tmsn
2067047 - Mounting Gp-Engine & Tmsn
1572095 - Mounting Gp-Fan Drive
2p6152 - Pan Gp-Oil
1077911 - Piston & Rod Gp
1756872 - Pulley Gp
1572092 - Pulley Gp
1471397 - Pulley Gp-Crankshaft
2p7308 - Seal Gp-Crankshaft
1471394 - Support Gp-Engine
2309238 - Support Gp-Engine
7c7013 - Valve Mechanism Gp
7e9778 - Valve Mechanism Gp
Braking System
1551769 - Accumulator & Mounting Gp
2831137 - Accumulator Gp
28***37Vibration Isolator, Accumulator Group-Brake; -Uncharged1
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1495532 - Accumulator Gp
14***32Accumulator Group-Hydraulic; -Uncharged-Pilot Oil1
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1550112 - Brake Ar
15***12Brake Ar1
15***13Lines Group-Service Brake1
20***94Lines Group-Brake Control Valve1
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1539574 - Brake Gp-Service & Parking
1695643 - Brake Gp-Service & Parking
1559906 - Brake Release Ar (Recovery Bar)
15***05Cylinder Group-Brake Release1
15***06Brake Release Ar1
15***79Lines Group-Brake Release1
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2151522 - Brake Release Ar (Recovery Hook)
15***05Cylinder Group-Brake Release1
15***79Lines Group-Brake Release1
21***20Lines Group-Brake Release1
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2062367 - Control Gp-Foot Brake
1524601 - Control Gp-Foot Brake
1559905 - Cylinder Gp-Brake Release
2088952 - Gauge & Lines Gp-Brake Press
20***52Gauge & Lines Group-Brake Press1
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1573577 - Gauge & Lines Gp-Brake Press
15***77Gauge & Lines Group-Brake Press1
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2100533 - Hook Gp-Brake Release
2151521 - Hook Gp-Brake Release
1540811 - Lines Gp-Brake (Front Axle)
1541426 - Lines Gp-Brake (Rear Axle)
2033394 - Lines Gp-Brake Control Valve
20***94Lines Group-Brake Control Valve1
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1525225 - Lines Gp-Brake Control Valve
15***25Lines Group-Brake Control Valve1
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1572879 - Lines Gp-Brake Release
2151520 - Lines Gp-Brake Release
2036156 - Lines Gp-Parking Brake
2033599 - Lines Gp-Parking Brake
1550113 - Lines Gp-Service Brake (Front)
1564045 - Valve & Mtg Gp-Accum Charging
15***45Valve & Mtg Group-Accum Charging1
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1563329 - Valve Gp-Parking Brake
1563330 - Valve Gp-Parking Brake
1572876 - Valve Gp-Sequence
1572877 - Valve Gp-Shuttle
2274400 - Valve Gp-Solenoid
1164152 - Valve Gp-Solenoid
11***52Valve Group-Solenoid; -Tcs On/Off Pilot Pressure1
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Cooling System
6n5960 - Aftercooler Gp-Water
4p9861 - Pump Gp-Water
1727760 - Pump Gp-Water
1556473 - Coolant Conditioner Gp
7w1473 - Cooler Gp-Fltr Base & Eng Oil
7W***73Cooler Group-Filter Base & Eng Oil; Cooler Gp-Filter Base & Engine Oil1
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7w1474 - Cooler Gp-Fltr Base & Eng Oil
7W***74Cooler Group-Filter Base & Eng Oil1
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1760982 - Cooler Gp-Hydraulic Oil
1550145 - Cooler Gp-Hydraulic Oil
1471360 - Cooler Gp-Transmission Oil
1559039 - Drain Gp-High Speed Fluid (Radiator Evacuation)
1549546 - Fan & Guard Gp-Blower
1756871 - Fan & Guard Gp-Blower (High Speed)
2091673 - Fan & Guard Gp-Blower (High Speed)
1808087 - Fan Ar-Blower
15***46Fan & Guard Group-Blower1
15***82Alternator Group-Charging1
15***92Pulley Group1
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1808088 - Fan Ar-Blower (High Speed)
17***72Pulley Group1
17***15Alternator Group-Charging1
18***88Fan Ar-Blower1
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1779667 - Fitting Gp-Radiator Vent
1346663 - Housing & Regulator Gp
4n8270 - Lines Gp-Aftercooler Water
1547734 - Lines Gp-Hydraulic Oil Cooler
15***34Lines Group-Hydraulic Oil Cooler1
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1541431 - Lines Gp-Torque Conv Cooler
8n4408 - Lines Gp-Water
4w6157 - Lines Gp-Water
4W***57Lines Group-Water; Water Lines Group1
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1806429 - Radiator Gp
2067568 - Radiator Gp
1550118 - Radiator Gp
2070014 - Radiator Gp-Basic
Electrical And Starting System
3e6328 - Alarm Gp
3E***28Alarm Group; -Caterpillar Monitoring System-Action1
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1572459 - Alarm Gp-Exhaust Back Press
3e7577 - Alternator Gp-Charging
1569482 - Alternator Gp-Charging
1777115 - Alternator Gp-Charging
1550806 - Battery & Wiring Gp
1983363 - Battery & Wiring Gp
2082478 - Battery & Wiring Gp
1568973 - Connection Gp-Service Tool
1554211 - Control & Mtg Gp-Electronic
1694378 - Control Gp-Electronic
1673670 - Electrical Ar
16***70Electrical Ar1
19***55Electronics Group-Power Train1
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1981155 - Electronics Gp-Power Train
19***14Software Group-Tmsn Electronic1
19***55Electronics Group-Power Train1
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3e6389 - Lamp Gp-Dome
3E***89Lamp Group-Dome; -With Switch-Cab, Rh, Lh1
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5i8250 - Lamp Gp-Flood
9x1439 - Lamp Gp-Flood
9X***39Lamp Group-Flood; -Rear-Ladder Access-Engine Work Light1
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9x7170 - Lamp Gp-Head
9x7166 - Lamp Gp-Head
3e6467 - Lamp Gp-Signal
3E***67Lamp Group-Signal; -Rear Turn; Stop, Tail1
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1350426 - Lamp Gp-Signal
13***26Lamp Group-Signal; (24-Volt, Stop, Tail)(Stop/Tail)1
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1569115 - Lighting Gp-Cab
1802642 - Lighting Gp-Cab
1553933 - Lighting Gp-Front
1553931 - Lighting Gp-Rear
1569483 - Lighting Gp-Stop
1173915 - Motor Gp-Elec Hyd Pump (Secondary Steering)
11***15Motor Group-Electric; -Engine Prelubrication-Sec Steering, Brake Release1
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1725411 - Mounting Gp-Pressure Sensor
2080605 - Panel Gp-Circuit Breaker
1568970 - Panel Gp-Circuit Breaker
1569116 - Receptacle Gp-Auxiliary Start
15***16Receptacle Group-Auxiliary Start1
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1568664 - Relay Gp
1568665 - Relay Gp-Parking Brake Neut
1569117 - Sender Gp
2192384 - Control & Mtg Gp-Electronic
21***84Sensor Group-Position; (Rotary)(Engine Speed)1
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3e6934 - Sensor Gp-Pressure
3E***34Sensor Group-Pressure; -Lift Cylinder, Tilt Cylinder1
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1310427 - Sensor Gp-Temperature
13***27Sensor Group-Temperature; -Engine Coolant1
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1525776 - Sensor Gp-Transmission
2w8198 - Shutoff Gp-Electrical
2W***98Shutoff Group-Electrical; -Fuel1
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7s3622 - Starting Motor Gp-Electric
7S***22Starting Motor Group-Electric; Electric Starting Motor Group1
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6v5538 - Starting Motor Gp-Electric
1068552 - Starting Motor Gp-Electric
6v5537 - Starting Motor Gp-Electric
6v5227 - Starting Motor Gp-Electric
10***52Starting Motor Group-Electric1
6V***27Starting Motor Group-Electric1
6V***37Starting Motor Group-Electric1
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1569112 - Switch As-Disconnect (4 Post)
7n0718 - Switch As-Disconnect
7N***18Switch As-Disconnect; -Battery-Ground Level1
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2285367 - Switch Gp-Brake (Push To Engage Parking)
3139857 - Switch Gp-Brake (Pull To Engage Parking)
1718709 - Switch Gp-Flow
1688126 - Switch Gp-Lift Arm Positioner
16***26Switch Group-Lift Arm Positioner1
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1553929 - Switch Gp-Lift Arm Positioner
15***29Switch Group-Lift Arm Positioner1
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1561883 - Switch Gp-Payload
2170464 - Switch Gp-Ride Control
1569113 - Switch Gp-Ride Control
1570313 - Switch Gp-Shutdown (Ground Operated)
1740921 - Switch Gp-Transmission Control
17***21Switch Group-Transmission Control1
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1569109 - Switch Gp-Wiper
1567254 - Warning Gp-Backup
1760553 - Wiring Gp-Alternator
1560563 - Wiring Gp-Alternator
1840747 - Wiring Gp-Alternator
1571503 - Wiring Gp-Cab (Upper)
1567253 - Wiring Gp-Cab (Upper)
1568666 - Wiring Gp-Cab (Lower)
2080607 - Wiring Gp-Cab
2080604 - Wiring Gp-Cab (Lower)
2062649 - Wiring Gp-Cab (Lower)
1554953 - Wiring Gp-Cab (Insulator)
2202338 - Wiring Gp-Cab (Lower)
1560374 - Wiring Gp-Engine
1840749 - Wiring Gp-Engine
1561888 - Wiring Gp-Front
2067545 - Wiring Gp-Front
1856465 - Wiring Gp-Front (Ride Control)
1846666 - Wiring Gp-Front
1706734 - Wiring Gp-Intermittent Wiper
17***34Wiring Group-Intermittent Wiper1
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2067566 - Wiring Gp-Rear
1840750 - Wiring Gp-Rear
1556086 - Wiring Gp-Rear
1694388 - Wiring Gp-Shutoff (Fire Suppression)
1556976 - Wiring Gp-Shutoff (Idle Timer & Fire Suppr)
1694387 - Wiring Gp-Shutoff (Idle Timer)
1577332 - Wiring Gp-Steering (Stic)
2062651 - Wiring Gp-Steering (Stic)
Engine Arrangement
1471305 - Engine Ar-Basic
10***57Pump Group-Engine Oil1
10***11Piston & Rod Group1
10***13Camshaft Group1
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1525679 - Engine Ar-Complete
14***05Engine Ar-Basic; (Basic)1
15***79Engine Ar-Complete1
15***69Lines Group-Grease1
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1525676 - Installation Ar-Engine
15***76Installation Ar-Engine1
15***47Mounting Group-Engine & Tmsn1
15***18Radiator Group1
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Frame And Body
2118326 - Bar Gp-Wear
2118325 - Bar Gp-Wear
1570827 - Block Gp-Lubrication
1570353 - Block Gp-Lubrication
1631293 - Block Gp-Lubrication
1570828 - Block Gp-Lubrication
1570826 - Block Gp-Lubrication
1556975 - Bottle & Mtg Gp-Fire
2068023 - Bottle & Mtg Gp-Fire
1861113 - Bottle & Mtg Gp-Fire
1525678 - Chassis Ar
15***78Chassis Ar1
15***93Frame Group-Nonengine End1
15***12Brake Ar1
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1550117 - Cover Gp-Battery Box
1558368 - Cover Gp-Brake Release
1582087 - Cover Gp-Deck
2068032 - Cover Gp-Deck
1582086 - Cover Gp-Deck
2132520 - Cover Gp-Deck (Front)
2134614 - Cover Gp-Deck (Front)
1550119 - Cover Gp-Deck
1558408 - Drawbar Gp
1550138 - Fender Gp-Front
1550136 - Fender Gp-Rear (Lh)
1550137 - Fender Gp-Rear (Rh)
2113341 - Filter Gp-Grease
1559813 - Fire Extinguisher Gp (9.0kg)
1559040 - Fire Extinguisher Gp (4.5kg)
1806055 - Fire Extinguisher Gp (9.0 Litre Foam)
2366763 - Fire Extinguisher Gp (9.0kg)
1647798 - Frame Gp-Engine End
2068019 - Frame Gp-Engine End
1528894 - Frame Gp-Engine End
1528893 - Frame Gp-Nonengine End
2428696 - Grid Gp-Sand Blast
1550115 - Grill Gp-Radiator
1767790 - Guard Ar-Exhaust
17***89Guard Group-Exhaust1
17***90Guard Ar-Exhaust1
17***06Guard Group-Exhaust1
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2162638 - Guard Gp-Axle
2208802 - Guard Gp-Bottom
1550139 - Guard Gp-Bottom
1550126 - Guard Gp-Drive Shaft (Rear)
1550125 - Guard Gp-Drive Shaft (Transmission)
1550124 - Guard Gp-Drive Shaft (Hitch)
1767789 - Guard Gp-Exhaust
1799106 - Guard Gp-Exhaust
1799105 - Guard Gp-Exhaust
2060639 - Guard Gp-Exhaust
2315297 - Guard Gp-Exhaust
2060638 - Guard Gp-Exhaust
1983359 - Guard Gp-Exhaust
1698835 - Guard Gp-Light
1933775 - Guard Gp-Radiator
1v8847 - Hitch Gp-Articulated
1550116 - Hood Gp
2068029 - Hood Gp
1983362 - Installation Ar (Fender)
1570825 - Lines Gp-Central Lubrication
15***25Lines Group-Central Lubrication1
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1570829 - Lines Gp-Central Lubrication
15***29Lines Group-Central Lubrication1
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1570360 - Lines Gp-Central Lubrication
15***60Lines Group-Central Lubrication1
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2068024 - Lines Gp-Fire Suppression (Detonation)
2261359 - Lines Gp-Fire Suppression (Dry Powder System)
1861111 - Lines Gp-Fire Suppression (Detonation)
1861110 - Lines Gp-Fire Suppression (Retardant)
2068025 - Lines Gp-Fire Suppression (Retardant)
1561497 - Lines Gp-Fire Suppression (Remote Detonation)
1558411 - Lines Gp-Fire Suppression (Retardant)
1558409 - Lines Gp-Fire Suppression (Detonation)
1558410 - Lines Gp-Fire Suppression (Auto Detonation)
2068027 - Lines Gp-Fire Suppression (Remote Detonation)
1861112 - Lines Gp-Fire Suppression (Auto Detonation)
2068026 - Lines Gp-Fire Suppression (Auto Detonation)
1573625 - Lines Gp-Grease (Ejector Bucket)
1570830 - Lines Gp-Grease (Rear)
1559034 - Lines Gp-Grease (Centre Bearing)
1631294 - Lines Gp-Grease (Front)
1556469 - Lines Gp-Grease (Fan Hub)
1570357 - Lines Gp-Lubrication (Bank 3)
1570359 - Lines Gp-Lubrication (Bank 2)
1869929 - Lines Gp-Lubrication (Bank 1)
1570358 - Lines Gp-Lubrication (Bank 1)
1725414 - Lines Gp-Payload
1561882 - Lines Gp-Payload
1573580 - Lines Gp-Payload
1550141 - Link Gp-Steering Frame Lock
1559035 - Lubrication Ar-Automatic (Electric)
15***35Lubrication Ar-Automatic1
15***57Lines Group-Lubrication1
15***58Lines Group-Lubrication1
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1869931 - Lubrication Ar-Automatic (Hydraulic)
15***57Lines Group-Lubrication1
15***59Lines Group-Lubrication1
15***60Lines Group-Central Lubrication1
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1559036 - Lubrication Ar-Central
15***36Lubrication Ar-Central1
15***60Lines Group-Central Lubrication1
15***25Lines Group-Central Lubrication1
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1902583 - Lubrication Ar-Manual (Semi-Central)
15***30Lines Group-Grease1
16***94Lines Group-Grease1
19***83Lubrication Ar-Manual1
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1918051 - Mounting Gp-Cab (Open Fops)
2088951 - Mounting Gp-Cab (Enclosed Fops)
1553922 - Mounting Gp-Cab (Open Fops)
1869930 - Mounting Gp-Lubrication Pump
18***30Mounting Group-Lubrication Pump1
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1558405 - Pin Gp-Drawbar
9ep7697 - Plate Gp-Wear
2309237 - Plate Gp-Wear
1570384 - Pump Gp-Lubrication
2113336 - Pump Gp-Lubrication
1716045 - Pump Gp-Lubrication (Electrical)
1856454 - Pump Gp-Lubrication (Hydraulic)
1550135 - Step & Cover Gp-Exhaust
1861114 - Suppression Ar-Fire
18***10Lines Group-Fire Suppression1
18***11Lines Group-Fire Suppression1
18***13Bottle & Mtg Group-Fire1
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2068021 - Suppression Ar-Fire
20***21Suppression Ar-Fire1
20***23Bottle & Mtg Group-Fire1
20***24Lines Group-Fire Suppression1
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1559834 - Suppression Ar-Fire
15***75Bottle & Mtg Group-Fire1
15***09Lines Group-Fire Suppression1
15***11Lines Group-Fire Suppression1
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2068022 - Tread Gp-Nonskid
1965132 - Tread Gp-Nonskid
1569484 - 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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1570354 - Valve Gp-Lube Distribution
1570355 - Valve Gp-Lube Distribution
8w2597 - Valve Gp-Lube Distribution
8W***97Valve Group-Lube Distribution; -4-Injector1
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1570356 - Valve Gp-Lube Distribution
2338216 - Valve Gp-Solenoid
Fuel System
7c8993 - Fastener Gp-Fuel Inj Pump
6i0094 - Fastener Gp-Fuel Inj Pump
1w8668 - Torque Control Gp
1559037 - Adapter Gp-Fast Fill Fuel
1556746 - Adapter Gp-Fuel Fill
4p2507 - Control Gp-Fuel Ratio
1997866 - Cover Gp-Fuel Pickup
1579063 - Cover Gp-Fuel Pickup
1560569 - Cylinder & Mtg Gp-Slave
1596170 - Cylinder Gp-Slave
1r0750 - Filter As-Fuel
1R***50Filter As-Fuel; (Advanced Efficiency)(Secondary)1
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2w1011 - Filter Gp-Secondary Fuel
2W***11Filter Group-Secondary; (Secondary)1
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2w2410 - Governor Gp
1535739 - Governor Gp
1779783 - Lines Gp-Drain
2w1605 - Lines Gp-Drain
2W***05Lines Group-Drain; Fuel Drain Lines Group1
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1997867 - Lines Gp-Fuel
2314786 - Lines Gp-Fuel
1559939 - Lines Gp-Fuel
7c8876 - Lines Gp-Fuel Injection
7C***76Lines Group-Fuel Injection; Lines Group-Fuel Injection1
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1324675 - Lines Gp-Fuel Injection
7c8877 - Lines Gp-Fuel Injection
4p9841 - Pump Gp-Fuel Injection
4p9827 - Pump Gp-Fuel Injection
8n5251 - Pump Gp-Fuel Prm & Prim Filter
8N***51Pump Group-Fuel Prime & Prim Filter1
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8n1180 - Pump Gp-Fuel Prm & Prim Filter
8N***80Pump Group-Fuel Prime & Prim Filter; Pump Gp-Fuel Priming & Primary Filter1
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8n3365 - Pump Gp-Fuel Priming
8N***65Pump Group-Fuel Priming; Priming Pump-Fuel & Primary Filter1
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1471350 - Pump Gp-Fuel Prm & Prim Filter
14***50Pump Group-Fuel Prm & Prim Filter1
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1w1695 - Pump Gp-Fuel Transfer
2w4160 - Pump & Mtg Gp-Fuel Transfer
2W***60Pump Group-Fuel Transfer & Mtg; Fuel Transfer Pump And Mounting Group1
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1997865 - Shutoff Gp-Manual (Fuel Line)
1768361 - Shutoff Gp-Manual (Fuel Line)
Hydraulic System
1846237 - Accumulator & Mtg Gp-Ride Cont
18***37Accumulator & Mtg Group-Ride Cont1
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1522756 - Accumulator & Mtg Gp-Ride Cont
15***56Accumulator & Mtg Group-Ride Cont1
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1564043 - Block Gp-Hydraulic (Pilot Return)
1521329 - Block Gp-Hydraulic (Implement Valve)
1564039 - Block Gp-Hydraulic (Pilot Supply)
1564040 - Block Gp-Hydraulic (Pilot Return)
1564044 - Block Gp-Hydraulic (Pilot Return)
1564041 - Block Gp-Hydraulic (Pilot Return)
1629246 - Cartridge Gp-Front
1629248 - Cartridge Gp-Rear
1569114 - Control Ar-Ride
15***56Accumulator & Mtg Group-Ride Cont1
15***72Valve & Mtg Group-Diverter1
15***13Switch Group-Ride Control1
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2345140 - Control Ar-Ride
15***10Plate & Film Group1
18***37Accumulator & Mtg Group-Ride Cont1
21***64Switch Group-Ride Control1
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1846238 - Control Ar-Ride
15***13Switch Group-Ride Control1
15***10Plate & Film Group1
18***37Accumulator & Mtg Group-Ride Cont1
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1575532 - Cylinder & Mtg Gp-Ejector
1837296 - Cylinder & Mtg Gp-Rammer
1575531 - Cylinder & Seal Gp-Ejector
1546908 - Cylinder & Seal Gp-Lift
1837295 - Cylinder & Seal Gp-Rammer
1877449 - Cylinder & Seal Gp-Tilt
1546905 - Cylinder & Seal Gp-Tilt
1546907 - Cylinder Gp-Lift
1837294 - Cylinder Gp-Rammer
1546904 - Cylinder Gp-Tilt
1877448 - Cylinder Gp-Tilt
1219244 - Cylinder Gp-Ejector
1559038 - Drain Gp-High Speed Fluid (Hyd Tank Evacuation)
2250419 - Gauge Gp-Liquid Level
1525675 - Hydraulic Ar
15***77Tank & Mtg Group-Hydraulic1
15***97Lines Group-Hydraulic Oil1
15***75Hydraulic Ar1
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1571510 - Hydraulic Ar-2 Valve
15***29Block Group-Hydraulic1
15***08Lines Group-Pilot1
15***10Hydraulic Ar-2 Valve1
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1571511 - Hydraulic Ar-3 Valve
15***64Relay Group1
15***07Lines Group-Implement1
15***09Lines Group-Pilot1
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1725413 - Kickout & Positioner Gp
1548889 - Lines Gp-Diverter Valve
1573576 - Lines Gp-Drain
1573623 - Lines Gp-Ejector Bucket
1547743 - Lines Gp-Governor Hydraulic
1706733 - Lines Gp-Hydraulic
1546217 - Lines Gp-Hydraulic
1846241 - Lines Gp-Hydraulic
1631691 - Lines Gp-Hydraulic
1565336 - Lines Gp-Hydraulic
1521897 - Lines Gp-Hydraulic Oil
1571507 - Lines Gp-Implement (3 Valve)
1933773 - Lines Gp-Implement (3 Valve)
1688520 - Lines Gp-Lift Arm Positioner
16***20Lines Group-Lift Arm Positioner1
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1846242 - Lines Gp-Lift Cylinder
1754015 - Lines Gp-Lift Cylinder
1546240 - Lines Gp-Lift Cylinder
1572736 - Lines Gp-Pilot (Rear)
1546246 - Lines Gp-Pilot
1846240 - Lines Gp-Pilot
1571509 - Lines Gp-Pilot (3 Valve)
1571508 - Lines Gp-Pilot (2 Valve)
2067532 - Lines Gp-Pilot Neutralizer
2067484 - Lines Gp-Pilot Return
2066059 - Lines Gp-Pilot Supply
1564046 - Lines Gp-Pilot Supply & Return
15***46Lines Group-Pilot Supply & Return1
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1837298 - Lines Gp-Rammer
1727541 - Lines Gp-Tilt Cylinder
1546228 - Lines Gp-Tilt Cylinder
1556089 - Mounting Gp-Bulkhead
1556088 - Mounting Gp-Bulkhead
2021794 - Positioner Ar-Work Tool
15***29Switch Group-Lift Arm Positioner1
16***26Switch Group-Lift Arm Positioner1
16***20Lines Group-Lift Arm Positioner1
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1549535 - Pump & Mounting Gp
1629207 - Pump Gp-Vane
6e6109 - Tank & Filter Gp-Hydraulic
1521277 - Tank & Mtg Gp-Hydraulic
1553948 - Valve & Lines Gp-Pilot Control
15***48Valve & Lines Group-Pilot Control1
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1590659 - Valve & Lines Gp-Pilot Control
15***59Valve & Lines Group-Pilot Control1
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1571506 - Valve & Mounting Gp
1651872 - Valve & Mtg Gp-Diverter
1548872 - Valve & Mtg Gp-Diverter (Ride Control)
4t2745 - Valve Gp
4t2746 - Valve Gp
4t2747 - Valve Gp-Control
4T***47Valve Group-Control; Pilot Operated Control Valve Group1
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2011150 - Valve Gp-Control
1104372 - Valve Gp-Diverter
11***72Valve Group-Diverter; -Ride Control1
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6i6974 - Valve Gp-Pilot
6I***74Valve Group-Pilot; -Implement Joystick1
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1565332 - Valve Gp-Pilot
1358950 - Valve Gp-Pilot
1684719 - Valve Gp-Pilot
1565335 - Valve Gp-Pressure Control
2225079 - Valve Gp-Pressure Reducing
1564042 - Valve Gp-Pressure Reducing
4t2764 - Valve Gp-Relief
4T***64Valve Group-Relief; (Line, Tilt Cylinder Head End)1
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4t4162 - Valve Gp-Relief
4T***62Valve Group-Relief; (Line, Auxiliary Cyl Rod End)1
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1793741 - Valve Gp-Relief
1582157 - Valve Gp-Relief (Hydraulic)
4t2742 - Valve Gp-Relief
4T***42Valve Group-Relief; -Secondary Steering1
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2011146 - Valve Gp-Relief
1877447 - Valve Gp-Relief
1564038 - Valve Gp-Selector & Press Cont
15***38Valve Group-Selector & Press Cont1
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1638432 - Valve Gp-Shuttle
16***32Valve Group-Shuttle; -Hook, Boom1
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4t1860 - Valve Gp-Shuttle
4T***60Valve Group-Shuttle; -Ripper Lift-Ripper Tilt-Blade Tilt-Blade Lift1
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1528346 - Valve Gp-Solenoid
15***46Valve Group-Solenoid; -Quick Coupler1
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1492610 - Valve Gp-Solenoid
14***10Valve Group-Solenoid; -Axle Oil Cooler-Hydraulic Lockout1
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1528340 - Valve Gp-Solenoid
15***40Valve Group-Solenoid; -Reversing Fan, Ride Control1
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1749088 - Valve Gp-Solenoid
1093032 - Valve Gp-Solenoid
8t8692 - Valve Gp-Solenoid
8T***92Valve Group-Solenoid; (Ride Control)1
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Implements
1550142 - Brace Gp-Lift Arm
2352027 - Bucket As (4.2m3 Sae)
1550140 - Control Gp-Bucket
1837299 - Rammer Ar-Backfill
18***96Cylinder & Mtg Group-Rammer1
18***97Rammer Group-Backfill1
18***98Lines Group-Rammer1
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1837297 - Rammer Gp-Backfill
Lubrication System
8n4457 - Base Gp-Oil Filter
8N***57Base Group-Oil Filter; Base Group-Engine Oil Filter1
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1p4244 - Breather Gp
1556458 - Drain Gp-High Speed Fluid (Engine Sump Evacuation)
2p6855 - Filler Gp-Engine Oil
1597462 - Fumes Disposal Gp
1471395 - Gauge Gp-Oil Level (Dipstick)
2p6105 - Lines Gp-Engine Oil
2P***05Lines Group-Engine Oil; Engine Oil Lines Group1
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3q6519 - Lines Gp-Turbocharger Oil
1068957 - Pump Gp-Engine Oil
1068958 - Pump Gp-Engine Oil
6i1346 - Pump Gp-Engine Oil
Machine Arrangement
1519931 - Common Ar
15***31Common Ar1
15***75Hydraulic Ar1
15***76Installation Ar-Engine1
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Operator Station
1561900 - Air Conditioner & Mounting Gp
15***00Air Conditioner & Mounting Group1
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1563327 - Air Conditioner Ar
10***75Drive Group-Auxiliary1
15***23Pressurizer & Mounting Group1
15***78Compressor Group-Refrigerant1
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1907891 - Air Conditioner Gp (Salt Resistant)
1586840 - Air Conditioner Gp
2062139 - Armrest Gp
1682615 - Armrest Gp
1558412 - Armrest Gp
2118323 - Bar Gp-Wear
2306388 - Bar Gp-Wear
2118324 - Bar Gp-Wear
1567936 - Bottle Gp-Window Washer
2065486 - Cab Ar-Enclosed Fops
15***93Compartment Group-Literature1
15***94Wiper Group-Window1
15***95Wiper Group-Window1
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2068906 - Cab Ar-Enclosed Fops
15***93Compartment Group-Literature1
15***94Wiper Group-Window1
15***95Wiper Group-Window1
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1567940 - Cab Ar-Enclosed Fops
15***35Cab Group-Enclosed Fops1
15***93Compartment Group-Literature1
15***93Wiper Group-Door1
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2068044 - Cab Ar-Open Fops
15***93Compartment Group-Literature1
15***53Wiring Group-Cab1
18***42Lighting Group-Cab1
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2062355 - Cab Ar-Open Fops (Removable)
15***93Compartment Group-Literature1
15***53Wiring Group-Cab1
18***42Lighting Group-Cab1
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2068919 - Cab Ar-Open Fops (Removable)
15***93Compartment Group-Literature1
15***53Wiring Group-Cab1
18***42Lighting Group-Cab1
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1930492 - Cab Ar-Open Fops (Removable)
15***93Compartment Group-Literature1
15***53Wiring Group-Cab1
15***15Lighting Group-Cab1
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1688515 - Cab Ar-Open Fops
15***93Compartment Group-Literature1
15***53Wiring Group-Cab1
15***15Lighting Group-Cab1
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2062751 - Cab Ar-Open Fops
15***93Compartment Group-Literature1
15***53Wiring Group-Cab1
18***42Lighting Group-Cab1
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1553935 - Cab Gp-Enclosed Fops
2065471 - Cab Gp-Enclosed Fops
2068905 - Cab Gp-Enclosed Fops
2068918 - Cab Gp-Open Fops (Removable)
1583824 - Cab Gp-Open Fops
1930166 - Cab Gp-Open Fops (Removable)
2068043 - Cab Gp-Open Fops
2062353 - Cab Gp-Open Fops (Removable)
2062747 - Cab Gp-Open Fops
2066048 - Canopy Gp-Fops (Removable)
9ep6610 - Canopy Gp-Fops (Removable)
9eq1863 - Canopy Gp-Fops (Removable)
1561881 - Capsule Gp-Data (Payload)
1554193 - Compartment Gp-Literature
1561878 - Compressor Gp-Refrigerant
3e1906 - Compressor Gp-Clutch & Refrig
1562890 - Condenser & Mounting Gp
1683151 - Control Gp-Monitor (Payload Control)
2831604 - Control Gp-Monitor (Payload Control)
28***04Control Group-Monitor; -Payload1
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1618998 - Control Gp-Monitor (Payload Control)
1725412 - Control Gp-Monitor (Payload Control)
2062372 - Control Gp-Throttle
3141374 - Conversion Gp-Cab (Removable)
1768363 - Conversion Gp-Cab
1783263 - Conversion Gp-Cab
2170375 - Cover As-Protective (Stic Steer)
1687622 - Cover Gp-Console (Enclosed Fops)
1694390 - Cover Gp-Console (Open Fops)
2062354 - Cover Gp-Operator Module (Stic Steer-Cab)
1561889 - Cover Gp-Operator Module (Stic Steer)
1647803 - Cover Gp-Operator Module (Stic Steer)
2070711 - Cover Gp-Operator Module (Stic Steer-Fops)
9ep6135 - Cover Gp-Seat
1647806 - Cover Gp-Seat
3141244 - Cover Gp-Seat
1567938 - Door Gp-Enclosed Fops
2065468 - Door Gp-Enclosed Fops
2068035 - Door Gp-Enclosed Fops
2062145 - Door Gp-Open Fops
2068034 - Door Gp-Open Fops
1564463 - Door Gp-Open Fops
1631298 - Guard Gp-Window
1568683 - Heater Ar-Cab
15***82Lines Group-Heater1
15***83Heater Ar-Cab1
15***68Heater Group-Cab1
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1568968 - Heater Gp-Cab
1560524 - Installation Gp-Radio
2062144 - Latch Gp (Cab)
1695518 - Liner Gp-Cab
1567939 - Liner Gp-Cab
1569743 - Lines Gp-Air Conditioner
1684723 - Lines Gp-Air Conditioner
1569742 - Lines Gp-Air Conditioner
1561899 - Lines Gp-Air Conditioner
1568682 - Lines Gp-Heater
1567937 - Lines Gp-Washer
1666928 - Module Gp-Quad Gauge Elek
16***28Module Group-Quad Gauge; -Engine Coolant Temp, Transmission Oil Temp, Hydraulic Oil Temp, Fuel Level1
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1090598 - Module Gp-Speed/Tach Elek
10***98Module Group-Speedometer & Tach1
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1568971 - Module Gp-Warning Indicator
1836123 - Module Gp-Warning Indicator
1856448 - Module Gp-Warning Indicator
1725415 - Monitor Ar-Payload
17***10Monitor Group-Payload1
17***11Mounting Group-Pressure Sensor1
17***13Kickout & Positioner Group1
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1683648 - Monitor Ar-Payload
15***81Capsule Group-Data1
15***82Lines Group-Payload1
15***83Switch Group-Payload1
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1561880 - Monitor Ar-Payload
15***77Mounting Group-Payload Monitor1
15***80Monitor Ar-Payload1
15***81Capsule Group-Data1
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1725410 - Monitor Gp-Payload
1561879 - Monitor Gp-Payload
1582081 - Mounting Gp-Bulkhead (Cab)
1561877 - Mounting Gp-Payload Monitor
2268794 - Mounting Gp-Payload Monitor
1683647 - Mounting Gp-Payload Monitor
1567941 - Operator Ar-Enclosed Fops
15***01Control Group-Foot Brake1
15***27Air Conditioner Ar1
15***37Lines Group-Washer1
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1930500 - Operator Ar-Open Fops (Removable)
15***01Control Group-Foot Brake1
15***52Support Group-Seat1
15***66Wiring Group-Cab1
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1564464 - Operator Ar-Open Fops
15***01Control Group-Foot Brake1
15***64Operator Ar-Open Fops1
15***52Support Group-Seat1
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1631696 - Panel Gp-Instrument
2214583 - Panel Gp-Instrument
1568972 - Panel Gp-Instrument
1568974 - Panel Gp-Instrument
2214584 - Panel Gp-Instrument
2080606 - Panel Gp-Switch
2214582 - Panel Gp-Switch
1568969 - Panel Gp-Switch
1553936 - Pedal Gp-Throttle
2234111 - Pedal Gp-Throttle
1560523 - Pressurizer & Mounting Gp
1560525 - Pressurizer Gp
1651875 - Seat Belt Gp
1694380 - Seat Gp-Suspension (Tee Seat)
1647810 - Seat Gp-Suspension (Tee Seat)
1694385 - Seat Gp-Suspension (High Back Seat)
1647811 - Seat Gp-Suspension
1658862 - Seat Gp-Suspension
1694386 - Seat Gp-Suspension (High Back Seat)
1806427 - Spring Gp-Cab Door
2062363 - Support Gp-Seat
1568652 - Support Gp-Seat
1559896 - Window Gp
1647239 - Window Gp
2065477 - Window Gp
1559893 - Wiper Gp-Door
2065480 - Wiper Gp-Door
1559894 - Wiper Gp-Window
1559895 - Wiper Gp-Window (Rear)
Power Train
1713072 - Axle & Transfer Case Ar (Oscillating)
15***28Axle Ar-Oscillating1
17***71Gear & Case Group-Output Transfer1
17***72Axle & Transfer Case Ar1
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1726152 - Axle & Transfer Case Ar (Oscillating)
16***83Axle Ar-Oscillating1
17***45Gear & Case Group-Output Transfer1
17***52Axle & Transfer Case Ar1
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1541429 - Axle & Transfer Case Ar (Oscillating)
15***60Gear & Case Group-Output Transfer1
15***28Axle Ar-Oscillating1
15***29Axle & Transfer Case Ar1
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1694384 - Axle & Transfer Case Ar (Oscillating)
16***83Axle Ar-Oscillating1
16***84Axle & Transfer Case Ar1
17***71Gear & Case Group-Output Transfer1
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1695647 - Axle Ar-Fixed
1694389 - Axle Ar-Fixed (Complete)
15***11Lines Group-Brake1
16***89Axle Ar-Fixed1
16***47Axle Ar-Fixed1
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1777591 - Axle Ar-Fixed
1527519 - Axle Ar-Fixed (Complete)
15***19Axle Ar-Fixed1
15***20Axle Ar-Fixed1
15***11Lines Group-Brake1
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1527520 - Axle Ar-Fixed
1540398 - Axle Ar-Oscillating
2306395 - Axle Ar-Oscillating
1777617 - Axle Ar-Oscillating
1694383 - Axle Ar-Oscillating (Complete)
15***26Lines Group-Brake1
16***83Axle Ar-Oscillating1
16***46Axle Ar-Oscillating1
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1695646 - Axle Ar-Oscillating
1541428 - Axle Ar-Oscillating (Complete)
15***98Axle Ar-Oscillating1
15***26Lines Group-Brake1
15***28Axle Ar-Oscillating1
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1527525 - Axle Gp-Fixed
1695645 - Axle Gp-Fixed
1777622 - Axle Gp-Fixed
1695644 - Axle Gp-Oscillating
2306394 - Axle Gp-Oscillating
1777592 - Axle Gp-Oscillating
1525682 - Axle Gp-Oscillating
3q6622 - Case & Parts Gp-Planetary
3q6624 - Case & Parts Gp-Torque Conv
4e8413 - Control Gp-Stic
1774113 - Control Gp-Stic
3q6589 - Control Gp-Transmission Hyd
3Q***89Control Group-Transmission Hydraulic1
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1526788 - Conversion Ar-Transmission
1685064 - Differential & Bevel Gear Gp
16***64Differential & Bevel Gear Group1
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1685065 - Differential & Bevel Gear Gp
16***65Differential & Bevel Gear Group1
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1439514 - Differential Gp (Front)
8r9833 - Differential Gp-Nospin
1280745 - Differential Gp-Nospin
12***45Differential Group-Nospin1
8R***40Case Assembly1
8R***33Differential Group-Nospin1
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1572466 - Drain Gp-High Speed Fluid (Transmission Evacuation)
3q6625 - Drive Gp-Output
1525784 - Filter & Lines Gp-Transmission
15***84Filter & Lines Group-Transmission1
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1631694 - Filter & Lines Gp-Transmission
16***94Filter & Lines Group-Transmission1
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8e4269 - Filter Gp-Transmission
8E***69Filter Group-Transmission; -Power Train1
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1525762 - Gauge Gp-Oil Level
1539860 - Gear & Case Gp-Output Transfer
15***60Gear & Case Group-Output Transfer1
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1726145 - Gear & Case Gp-Output Transfer
17***45Gear & Case Group-Output Transfer1
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1713071 - Gear & Case Gp-Output Transfer
17***71Gear & Case Group-Output Transfer1
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1712159 - Gear Gp-Bevel
2010450 - Joint Gp
2058491 - Lines & Switch Gp-Transmission (Aba)
20***91Lines & Switch Group-Transmission1
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1573578 - Lines & Switch Gp-Transmission (Aba)
15***78Lines & Switch Group-Transmission1
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1584562 - Lines Gp-Axle Vent (Oscillating)
1584564 - Lines Gp-Axle Vent (Fixed)
1525764 - Lines Gp-Transmission Oil
1631695 - Lines Gp-Transmission Oil
1544681 - Mounting Gp-Bulkhead
1631299 - Mounting Gp-Rim
3q6623 - Planetary Gp
1525677 - Power Train Ar
15***77Power Train Ar1
15***88Conversion Ar-Transmission1
15***86Shaft Group-Drive1
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9u9535 - Pump Gp-Gear (Transmission)
1335100 - Pump Gp-Gear (Transmission)
2058864 - Rim Ar (5-Piece)
16***99Mounting Group-Rim4
18***26Tube Group-Tire4
20***64Rim Ar1
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1631302 - Rim Ar (5-Piece)
15***41Rim Group-Demountable4
16***99Mounting Group-Rim4
16***02Rim Ar1
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1631301 - Rim Ar (3-Piece)
15***42Rim Group-Demountable4
16***99Mounting Group-Rim4
16***01Rim Ar1
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1806424 - Rim Ar (3-Piece)
16***99Mounting Group-Rim4
18***24Rim Ar1
18***25Rim Group-Demountable4
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1583041 - Rim Gp-Demountable (5-Piece)
1994076 - Rim Gp-Demountable (5-Piece)
1583042 - Rim Gp-Demountable (3-Piece)
1806425 - Rim Gp-Demountable (3-Piece)
2058865 - Rim Gp-Demountable (5-Piece)
1527186 - Shaft Gp-Drive
1745558 - Tire Gp
1745556 - Tire Gp
1877446 - Tire Gp
1745557 - Tire Gp
1745555 - Tire Gp
1279170 - Torque Converter Gp
3q6618 - Transmission Ar
1806426 - Tube Gp-Tire
18***26Tube Group-Tire1
30***89Tube As1
30***90Band-Rust1
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1933774 - Valve Gp-Drain
3s2695 - Valve Gp-Relief
3S***95Valve Group-Relief; (Transmission)1
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8e5158 - Valve Gp-Selector
8E***58Valve Group-Selector; -Transmission1
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1060548 - Valve Gp-Selector & Press Cont
10***48Valve Group-Selector & Press Cont1
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2011550 - Valve Gp-Solenoid
3q6590 - Valve Gp-Transmission Control
3Q***90Valve Group-Transmission Control1
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2160223 - Wheel & Final Drive Gp
Remote Control System
1579371 - Control Gp-Remote Throttle (On/Off)
1579369 - Harness Gp-Interconnect
1580804 - Harness Gp-Interconnect
1576207 - Interface & Mounting Gp (On/Off Remotes)
1576218 - Interface & Mounting Gp (Proportional Remotes)
1631706 - Interface Ar-Remote Control (Proportional)
15***93Switch Group-Parking Brake1
15***78Lines & Switch Group-Transmission1
15***13Wiring Group-Remote Control1
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1631707 - Interface Ar-Remote Control (On/Off)
15***93Switch Group-Parking Brake1
15***78Lines & Switch Group-Transmission1
15***07Interface & Mounting Group1
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1561496 - Interface Ar-Remote Control (Proportional)
15***93Switch Group-Parking Brake1
15***96Interface Ar-Remote Control1
15***13Wiring Group-Remote Control1
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1576349 - Interface Ar-Remote Control (On/Off)
15***93Switch Group-Parking Brake1
15***07Interface & Mounting Group1
15***13Wiring Group-Remote Control1
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3e6466 - Lamp Gp-Signal
3E***66Lamp Group-Signal; -Rear Turn, Parking1
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1580805 - Lighting Gp-Warning
1953541 - Lighting Gp-Warning
1576346 - Lighting Gp-Warning
1576216 - Lines Gp-Remote Control
2067058 - Lines Gp-Remote Control
1579370 - Mounting Gp-Receiver
1579367 - Mounting Gp-Receiver
1596168 - Remote Control Ar
15***69Harness Group-Interconnect1
15***70Mounting Group-Receiver1
15***68Remote Control Ar1
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1579373 - Remote Control Ar (On/Off)
15***67Mounting Group-Receiver1
15***71Control Group-Remote Throttle1
15***73Remote Control Ar1
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1561493 - Switch Gp-Parking Brake
1576214 - Switch Gp-Remote Control
2154327 - Transmitter & Receiver Ar (Proportional)
15***80Harness-Carry1
15***35Battery-Spare Pack1
15***36Battery Charger1
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1576215 - Valve & Mtg Gp-Control (Proportional)
1576348 - Valve & Mtg Gp-Control (On/Off)
1631287 - Valve Gp-Control (On/Off)
2184661 - Valve Gp-Control (Proportional)
1576213 - Wiring Gp-Remote Control
Service Equipment And Supplies
1561495 - Bar Gp-Recovery
2461331 - Bead Breaker Gp
24***31Bead Breaker Group1
30***35Pump-Hydraulic1
30***36Head1
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1688112 - Bolt Gp-Collet Jacking
1985862 - Cover Gp-Shipping
1804108 - Film Gp
1583040 - Film Gp
2056617 - Film Gp
1760552 - Film Gp
2284570 - Frame Gp-Tire Installation
3171889 - Identification-Rim
2445102 - Kit-Service (2000 Hour)
13***47Seal-Integral; (Valve Cover)1
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
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2444122 - Kit-Service (1000 Hour)
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
1R***22Filter Element As-Oil; (Standard Efficiency)(Disposable)2
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2445122 - Kit-Service (500 Hour)
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
1R***22Filter Element As-Oil; (Standard Efficiency)(Disposable)2
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2445727 - Kit-Service (250 Hour)
13***73Element; (Filter) (Fuel/Water Separator) (Primary)1
14***84Kit-Fuel Filter & Waterseparator; (Incl Seal & Gasket)1
1R***50Filter As-Fuel; (Advanced Efficiency)(Secondary)1
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3141026 - Kit-Service (Air Cleaner)
31***26Kit-Service1
6I***05Filter Element As-Air; -Primary1
6I***06Filter Element As-Air; -Secondary1
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1905227 - Lifting Gp-Seat
1628091 - Plate & Film Gp
1588510 - Plate & Film Gp (Ride Control)
2129769 - Plate & Film Gp
2068018 - Plate & Film Gp
1742392 - Plate & Film Gp
2461940 - Plate-Identification (Machine)
2126102 - Pump & Lines Gp-Hydraulic (Portable)
1238915 - Pump Gp-Electric Drive
12***15Pump & Motor Group; -Engine Prelubrication1
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1801685 - Service Gp-Oil Sample
1688113 - Stand Gp-Frame
2067575 - Template Gp-Window Glass
1861317 - Template Gp-Window Glass
1866327 - Template Gp-Window Glass
1869064 - Tool Gp-Diagnostic (Service Box)
2012463 - Tool-Implement Valve Lifting
2149268 - Tool-Wheel Nut Ext Socket
1561494 - Tools
15***94Tools1
15***95Bar Group-Recovery1
16***12Bolt Group-Collet Jacking1
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Steering System
9j9380 - Valve Gp-Diverter (Secondary Steering)
9J***80Valve Group-Diverter; -Secondary Steering1
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1035936 - Body Gp-Valve
1631692 - Control Gp-Steering (Stic Steer)
1565331 - Control Gp-Steering (Stic Steer)
1554550 - Cylinder & Mtg Gp-Steering
1554549 - Cylinder & Seal Gp-Steering
1554539 - Cylinder Gp-Steering
1561486 - Lines Gp-Secondary Steering
1561489 - Lines Gp-Secondary Steering
1561490 - Lines Gp-Secondary Steering
1554511 - Lines Gp-Steering
2067521 - Lines Gp-Steering Control (Stic Steer)
3130970 - Lines Gp-Steering Control (Stic Steer)
1561891 - Lines Gp-Steering Control (Stic Steer)
1572737 - Lines Gp-Steering Pilot
1554551 - Lines Gp-Steering Return
1573113 - Lines Gp-Steering Supply
1561487 - Pump & Mtg Gp-Secondary Steer
15***87Pump & Mtg Group-Secondary Steer1
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3g9891 - Pump Gp-Secondary Steering
1554555 - Steering Ar
15***11Lines Group-Steering1
15***50Cylinder & Mtg Group-Steering1
15***51Lines Group-Steering Return1
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9ep9920 - Steering Ar (Reversible Steering)
9E***14Group - Lines, Reverse Steering1
9E***18Group - Cover, Reverse Steering1
9E***20Steering Ar1
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1561488 - Steering Ar-Secondary
15***86Lines Group-Secondary Steering1
15***87Pump & Mtg Group-Secondary Steer1
15***88Steering Ar-Secondary1
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1631693 - Steering Ar-Stic (Stic Steer)
15***91Lines Group-Steering Control1
15***13Lines Group-Steering Supply1
16***92Control Group-Steering1
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1561892 - Steering Ar-Stic (Stic Steer)
15***91Lines Group-Steering Control1
15***92Steering Ar-Stic1
15***31Control Group-Steering1
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1554554 - Valve & Lines Gp-Steering Neut
15***54Valve & Lines Group-Steering Neut1
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1561485 - Valve & Mtg Gp-Diverter (Secondary Steering)
1554510 - Valve & Mtg Gp-Steering
1554553 - Valve & Mtg Gp-Steering Neut
15***53Valve & Mtg Group-Steering Neut1
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1561890 - Valve & Mtg Gp-Steering Neut
15***90Valve & Mtg Group-Steering Neut1
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6e3182 - Valve Gp-Pilot
2495615 - Valve Gp-Pilot
24***15Valve Group-Pilot; -Stic Steering1
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1035937 - Valve Gp
1471237 - Valve Gp
14***37Valve Group-Pilot Cartridge; -Steering1
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1471238 - Body Gp-Valve
14***38Valve Group-Pilot Cartridge; -Steering1
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6e5566 - Valve Gp-Selector & Press Cont
6E***66Valve Group-Selector & Press Cont; -Secondary Steering1
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2108841 - Valve Gp-Steering
1631688 - Valve Gp-Steering
1649613 - Valve Gp-Steering Neutralizer
16***13Valve Group-Steering Neutralizer1
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Work Tools
1573624 - Bucket Ar-Ejector
15***22Bucket Group-Ejector1
15***23Lines Group-Ejector Bucket1
15***24Bucket Ar-Ejector1
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2435577 - Bucket As (2.4m3 Sae)
1869278 - Bucket As (2.8m3 Sae)
2436224 - Bucket As (3.4m3 Sae)
1573622 - Bucket Gp-Ejector
1de3466 - Hardware Gp-Work Tool
1901329 - Plate Gp-Wear

R1300 serial number reference

On Cat underground LHD loaders the Product Identification Number (PIN) plate is a stamped metal plate riveted to the main frame, typically near the operator's station or on the front frame rail on the cab side; Cat also duplicates the stamping elsewhere on the frame, so a mismatch between locations flags a swapped or reworked chassis. Clean the area first, since grease and dust commonly hide it. The prefix is the first three characters of the PIN/serial (letters, sometimes with a leading digit); it identifies the specific model and configuration build, and the digits that follow are the sequential unit number within that prefix run.

PrefixIdentifies
6QWBase R1300 underground LHD loader (load-haul-dump), OROPS or enclosed-cab configuration

Frequently asked questions

What engine does the Caterpillar R1300 use?

The R1300 runs a Cat 3306B DITA / 3306 DI turbocharged, aftercooled inline-six diesel rated at 123 kW (165 hp) gross. It is a fully mechanical engine with a mechanical governor and injection pump, no ECM, and analog instrumentation only. This distinguishes it from the later R1300G, which carries an electronically monitored version of the same engine family.

What is the operating weight of the Caterpillar R1300?

Factory weight for the original R1300 is not as widely published as for its R1300G successor, which lists a gross machine mass of around 27,750 kg (61,178 lb). Expect the base R1300 to fall in a similar 27,000-28,000 kg (59,000-62,000 lb) class, but confirm the exact figure against your unit's data plate, since it varies by bucket, cab, and hydraulic configuration.

What replaced the Caterpillar R1300?

Caterpillar replaced the R1300 with the R1300G, which carries an updated rating of the same 3306B DITA engine plus factory payload-monitoring electronics. Caterpillar later introduced the R1300G II with further updates, including a diesel particulate filter option. The base R1300 remains distinct from both successors and is not interchangeable spec-for-spec.

What R1300 owners discuss

What's the reputation of the R1300's powertrain in daily mine service?
The powershift transmission (4F/4R) paired with the 3306B DITA engine and torque converter is regarded as simple and rebuildable rather than high-tech, and that's seen as a strength on a machine meant to run underground for years. The drivetrain generally holds up well through repeated engine or transmission overhauls if fluid and filter intervals are kept tight; skipped transmission fluid changes tend to show up first as sluggish shift engagement and a converter that runs hot on grade work. Hydraulic lift and tilt response is described as strong for the machine's size thanks to large-bore cylinders and good flow, so a lift that feels soft or delayed under load is usually a tired hydraulic pump or contaminated oil, not a fault with the valve bank itself.
What engine quirks come up most with the 3306B DITA that powers the R1300?
The 3306B DITA has a reputation as a durable industrial six — well-maintained units are reported to still start clean and use little oil well past normal overhaul intervals. The recurring complaints across 3306-family engines are a gear-driven water pump that can weep or fail at the seal, an aftercooler core that collects mineral deposits over time and eventually cracks (shows up as white or blue smoke and a loss of boost), and an injection-pump governor shaft that corrodes with age and causes hard starting, especially in cold conditions. Overheating is the one thing these older 10-liter sixes reportedly don't tolerate well — even a single serious overheat event is enough to crack a cylinder head. On a recently rebuilt engine, sluggish turbo spool-up and weak low-rpm boost usually trace back to injector or pump calibration from the rebuild rather than the turbocharger itself.
What wears fastest on the R1300's frame and running gear?
As with any center-articulated LHD, the hitch pins and bearings at the articulation joint take the brunt of the abuse — they carry steering loads plus the twisting forces from an unloaded rear end crossing rough muck-pile footing, so play at the hitch is one of the first things checked during service. The R1300 uses roller bearings at the upper and lower hitch pins and sealed pins at the bucket and lift-arm pivots specifically to slow this wear, but the grease intervals still matter; a missed grease point on the loader linkage is a common cause of premature pin and bushing scoring. The no-spin rear differential and oscillating rear axle help even out tire wear across all four corners, though front tires still take the worst punishment from loading into the pile and are typically the most frequently replaced wear item.
Does the R1300 have much in the way of electronics or sensor problems to worry about?
Not really. The R1300 runs a mechanically-injected, mechanically-governed 3306B DITA behind analog gauges rather than a full electronic engine-management system, so there's no ECM fault-code history to chase on this platform. What does turn up in service is the gauge cluster and warning-light wiring itself — corroded connectors and grounds in a harness that's spent years in a wet, dusty underground environment are the usual cause of a gauge reading incorrectly or a warning light staying lit with nothing actually wrong. A full harness and connector inspection is worth doing before chasing a gauge or sensor complaint as an actual mechanical fault.
What should owners know about the R1300's brake system?
The R1300 uses spring-applied, fluid-released (SAFR) brakes at all four corners with oil cooling. The brakes apply automatically if hydraulic pressure is lost, which is the intended fail-safe behavior rather than a fault. Because the brake packs are oil-cooled and enclosed, brake condition is normally judged by sampling and monitoring that cooling oil rather than by inspecting pad wear directly — darkened or metal-contaminated oil is the usual early warning of a worn or slipping disc pack. Because this is a fail-safe braking system with real safety consequences if it's mis-adjusted or the cooling oil is neglected, have your dealer verify brake condition and run a cooling-oil analysis before returning any used unit to service.
What should a buyer check on a used R1300 before purchase?
Confirm the serial prefix and engine tag match a genuine base R1300 with the 3306B DITA rather than a mix of parts from a different series, and get the full rebuild history. Caterpillar built this platform to be rebuilt, so a high-hour unit with a documented engine or transmission overhaul isn't automatically a red flag, but an unknown history is. Check articulation hitch pin and bearing play, inspect the bucket and lift-arm pivot pins for grease starvation, and on units fitted with the ejector bucket option, cycle the third hydraulic circuit and check the ejector cylinder, blade, and guide rails for leaks or wear. Pull an oil sample from the engine and, separately, from the brake cooling circuit, watch for injection-pump hard-starting symptoms and turbo response on startup, and check tires for uneven wear that could point to a differential or axle problem. Given the fail-safe brake design and the safety stakes of underground work, have your dealer verify SAHR/SAFR brake condition and cooling-oil analysis as part of any pre-purchase inspection.
Is the ejector bucket worth it over a standard dump bucket on the R1300?
The choice between a standard dump bucket and the ejector (push-plate) bucket generally comes down to heading clearance and dump-height restrictions rather than raw preference. The ejector pushes material out with a hydraulic blade instead of tilting the bucket over, which matters in low-clearance drifts where a full bucket rollover isn't practical. The tradeoff is added hydraulic circuitry — a third valve dedicated to the ejector — plus an extra wear point at the ejector blade and its guide rails, so an ejector-equipped R1300 needs that circuit checked for leaks and the blade checked for wear alongside the standard bucket and pivot inspection points.

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

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