Caterpillar 215
Caterpillarexcavator

Caterpillar 215

Maintenance schedule, common problems & OEM parts breakdown

The Caterpillar 215 is a mid-size crawler hydraulic excavator, roughly an 18-19 tonne class machine that debuted at the 1975 Conexpo show and went into production in 1976 at Cat's Gosselies, Belgium plant, with U.S.-built output starting around 1981. Early-production machines (serial prefixes 14Z and 61Z) run the Cat 3204 naturally aspirated 4-cylinder diesel; later production (prefixes 96L and 95Z, among others) switched to the naturally aspirated Cat 3304 four-cylinder, rated about 63 kW (85 hp) at 2000 rpm at the flywheel. Operating weight runs around 16,400 kg (36,156 lb), with ground pressure near 0.52 kg/cm2 (7.5 psi). Cat offered it in backhoe and clamshell configurations and with three factory boom-and-stick combinations, giving a working range of 5.3-6.3 m (17.4-20.7 ft) dig depth and 8.4-9.2 m (27.6-30.2 ft) reach. It's a fully mechanical machine - mechanical fuel injection, no ECM, no electronic hydraulics - and one of Cat's first generation of purpose-built crawler hydraulic excavators, with no earlier '215'-badged predecessor. Caterpillar replaced it with the 215B in 1984.

Across its own production run the base 215 saw engine-related running changes rather than a full redesign: early units carried the smaller 3204, later units the naturally aspirated 3304, on the same basic frame, hydraulic system, and twin variable-flow piston pump layout throughout. The real generational jump came with the 215B in 1984 - a turbocharged 3304 rated at 105 hp, larger boom and bucket cylinders, a heavier counterweight, thicker boom/stick plates, a reinforced main frame, and higher hydraulic operating pressures - changes substantial enough that 215 and 215B/C/D parts are largely not interchangeable despite the shared model number. In today's used and parts market the base 215 is a legacy machine: no OEM electronic controls to fail, straightforward mechanical systems any independent shop can service without factory diagnostic tools, and a simple, well-understood powertrain that keeps running costs low on machines now decades old. Its value today is mostly as a low-cost basic digging tool for buyers who don't need modern features, and as a source of wear parts - undercarriage, pins, bushings - shared broadly across Cat's era-equivalent excavator line.

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 215 specifications

Engine

Engine modelCat 3304, naturally aspirated diesel, 4 cylinders
Net (flywheel) power85 hp (63 kW) @ 2000 rpm
Gross powerNot published as a separate figure in factory literature reviewed; 85 hp is the flywheel rating consistently cited
Displacement7.0 L (427 cu in)
Emissions tierNo tier rating applies; machine predates emissions-tier regulation (introduced 1978, US production from 1981)

Weights

Operating weight (standard)16,400 kg (36,156 lb)
Ground pressure0.52 kg/cm² (7.5 psi)
Transport weightNot documented separately from operating weight in sources reviewed
Long-undercarriage / LC variantNo factory long-undercarriage variant of the base 215 verified. LC-designated listings found in databases date from 1987 onward and align with the later 215D-series lineage, not the original 215 - excluded here to avoid cross-model contamination

Dimensions

Transport length9.07 m (29.8 ft)
Transport width (outside tracks)2.44 m (8.0 ft)
Transport height (top of cab)3.05-3.10 m (10.0-10.2 ft), minor rounding variance across sources
Tail swing radius2.62 m (8.6 ft)
Track shoe width51 cm (20.1 in), standard triple-grouser shoe
Ground clearance0.47-0.49 m (1.55-1.6 ft)
Track gauge (undercarriage width)1.92 m (6.3 ft)
Undercarriage lengthNot documented as a distinct figure in sources reviewed

Performance

Max dig depth5.3-6.3 m (17.4-20.7 ft), varies by boom/stick configuration - three factory combinations offered
Max reach at ground8.4-9.2 m (27.6-30.2 ft), varies by boom/stick configuration
Max dump/loading height5.3-5.5 m (17.4-18.1 ft), varies by boom/stick configuration
Max vertical wall dig depth4.1 m (13.5 ft), documented for the long-stick configuration only
Max travel speed3.4 km/h (2.1 mph)
Drawbar pull11,975 kg (26,400 lb)
Swing speedNot documented in factory or dealer literature reviewed for this model
GradeabilityNot documented in factory or dealer literature reviewed for this model
Hydraulic pump flow318 L/min (84.1 gpm) at 276 bar (4,000 psi) relief valve setting

Forces

Bucket digging forceNot documented in factory or dealer literature reviewed for the base 215; figures found in secondary sources could not be tied to this model with confidence and are excluded
Stick/arm digging forceNot documented in factory or dealer literature reviewed for the base 215

Service capacities (summary)

Fuel tank208 L (55 US gal)
Hydraulic system284 L (75.1 US gal)
Engine oil18.9 L (5 US gal)
Cooling system31 L (8.2 US gal)
Swing drive (final drive lube)20 L (5.3 US gal)

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

215 fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase (with filter) - 3304 engine18.9 L (5.0 US gal)Cat Diesel Engine Oil (DEO), multigrade diesel engine oil selected by ambient temperature: SAE 10W-30 for cooler ranges, SAE 15W-40 for general/warm-climate service; single-grade SAE 30 acceptable in stable warm climates. Early serial-prefix machines (14Z, 57Y, 61Z) carry the 3204 engine instead of the 3304 fitted to later units (95Z and similar); crankcase fill may differ slightly on that engine, confirm against the OMM for the specific serial prefix.
Cooling system31.0 L (8.2 US gal)Caterpillar ethylene-glycol permanent-type antifreeze/coolant, diluted with water to a climate-appropriate ratio (typically 50/50; full-strength only in extreme cold). This machine predates Cat Extended Life Coolant (ELC); factory-era fill on this generation is the conventional glycol/inhibitor antifreeze later catalogued as Cat DEAC.
Fuel tank208.2 L (55.0 US gal)No. 2-D diesel fuel per Cat fuel specification; use a winter-blend or low-temperature-rated fuel in cold ambient conditions.
Hydraulic system total (reservoir + circuit)284.3 L (75.1 US gal)Cat TDTO (Transmission/Drive Train Oil) is the multi-service fluid used across the hydraulic, final drive, and swing drive circuits on this generation of machine; viscosity grade is selected by ambient temperature, from TDTO 10W in cold climates up to TDTO 50 in hot climates. A stand-alone hydraulic-tank-only capacity (separate from the total system fill) is not broken out in available spec sheets.
Final drive (each)Not documented in available spec sheets for this configuration - verify against the OMM for the specific serial prefix or with a dealerCat TDTO, viscosity graded by climate, same product line as the swing drive and hydraulic circuit on this generation.
Swing drive20.1 L (5.3 US gal)Cat TDTO, viscosity graded by climate, same as the final drives and hydraulic circuit.
Pilot/other circuitsNot separately listed - integrated with the main hydraulic system on this generationNot applicable; no separate pilot-circuit fill point documented.
Grease (chassis/pin points)Spec only, no fill quantity applicableNLGI 2 multipurpose grease, effective roughly -30 to 40 degrees C (-22 to 104 degrees F); an extreme-pressure/moly-fortified grease is substituted at high-load pin joints per standard Cat guidance.

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

Caterpillar 215 maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil, coolant, and fuel levels before starting; top off as needed.
  • Drain water and sediment from the fuel tank sump and primary fuel/water separator daily.
  • Grease boom, stick, bucket, and cylinder pin points; shorten the interval toward daily in wet or abrasive digging.
  • Walk around weekly (every 50 hours) and check track tension/sag plus hydraulic hose fittings and cylinder rods for leaks.
  • Check hydraulic tank fluid level with the implement retracted and the engine off.
  • Inspect the engine air filter restriction indicator weekly; service the element if it flags.
Every 250 h
  • Change engine oil and filter on the 3204 or 3304 crankcase.
  • Check swing gearbox and final drive oil levels; top off with the specified TDTO grade.
  • Clean the radiator core and oil cooler fins of packed dirt and debris.
  • Check battery terminals, cable connections, and charging-circuit wiring for corrosion.
  • Inspect track pads, pins, bushings, and sprockets for wear; adjust track sag to spec.
  • Inspect the hydraulic system for external leaks at the pump, control valve, and cylinder seals.
Every 500 h
  • Change the hydraulic system return-line filter element.
  • Pull engine oil and hydraulic oil samples for lab analysis if running an oil-sampling program.
  • Check the swing brake and swing gear backlash for wear or abnormal clunking on stop.
  • Inspect idler and track roller mounts for play and lubricate per spec.
  • Check engine valve lash and adjust if outside factory clearance.
  • Cycle the directional/steering control linkage at speed and check for sticking or delayed response.
Every 1,000 h
  • Change swing gearbox oil and final drive oil (each side) with the specified TDTO grade.
  • Replace primary and secondary fuel filter elements and clean the fuel tank strainer.
  • Adjust engine valve lash on the mechanically injected 3204/3304 to factory clearance.
  • Replace the hydraulic tank breather cap and inspect hydraulic hoses for chafing or age cracking.
  • Inspect travel and steering pilot linkages for wear at this model's known linkage wear point.
  • Check the main frame, boom foot, and pin-boss areas for stress cracking.
Every 2,000 h
  • Change the complete hydraulic system oil charge.
  • Drain, flush, and refill the cooling system; inspect hoses and the radiator cap.
  • Inspect swing brake and swing gearbox internals for wear; rebuild if backlash or oil-sample metal content indicates it.
  • Check main hydraulic relief pressure and pump output flow against factory specification.
  • Measure undercarriage chain stretch and sprocket wear against factory limits; replace as needed.
  • Inspect structural welds on the boom, stick, and counterweight mounting for cracking.
Every 4,000 h
  • Inspect cylinder liners, rings, valve train, and injection pump condition if oil consumption or compression loss indicates wear; rebuild the engine in-frame as needed.
  • Overhaul or exchange the swing gearbox and swing bearing if wear trends from oil sampling and backlash checks have progressed.
  • Overhaul or exchange the main hydraulic pumps and control valve if case-leakage symptoms (weak-after-warmup performance) have progressed.
  • Replace all rubber hydraulic hoses as a preventive measure regardless of visible condition, given age-related rubber degradation.
  • Inspect and repair main frame, boom, and counterweight structural welds and pin bosses as a full structural check.

Servicing the 215 beyond the schedule

Predictive Maintenance & Fluid Analysis

The 215's shared-fluid design (one TDTO grade servicing hydraulics, swing drive, and final drives) makes lab oil analysis worth running on all three at once - metal content in the swing gearbox sample is the earliest warning of the model's costliest known failure. Watch hydraulic performance after 30-60 minutes running: strength that fades as the machine heats up points to internal case leakage in the twin piston pumps, not the relief valve. Inline-4 vibration on the mechanically injected 3204/3304 often traces to balance-shaft timing rather than bottom-end wear.

Corrective & Common Repairs

Most corrective work on the base 215 centers on three recurring faults: a swing parking brake that won't release (often start-up hydraulic pressure holding it engaged, not true failure), stick and bucket cylinders creeping under load (worn holding valves or cylinder seals), and a directional/steering stick that stops responding while the machine still tracks fine (wear in the travel pilot linkage). Fuel tanks this age also commonly rust internally - a bypassed tank or added inline water separator is a common field fix worth checking for.

Overhaul & Rebuild Points

The swing (slew) gearbox is the priciest rebuild on this model - budget for it as a wear item and pull a gear-oil sample before buying used. Undercarriage wear follows typical crawler patterns: stretched pin-and-bushing chain, hooked sprocket teeth, and loose pad bolts, with severity tied to how well track sag was maintained. The 3204/3304 is a simple mechanical diesel with no electronics, so a full in-frame rebuild (liners, rings, valve train, injection pump) is straightforward and well-supported. Inspect boom and stick pin-boss welds for stress cracking before any rebuild.

Seasonal & Environment Servicing

Cold weather matters more here: no electronic cold-start assist, so use winter-blend No. 2-D fuel, check the coolant's glycol ratio, and switch to a cold-rated TDTO grade for the hydraulics, swing drive, and final drives before temperatures drop. The twin piston pumps need engine speed near full throttle to stay stroked up, so a weak-feeling cold startup at low idle is normal, not a fault. In hot climates the known pump case-leakage, weak-after-warmup symptom shows up faster and worse, so heat is often when a marginal pump finally fails.

215 fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
ENGINE OIL PRESSURE lamp (no alphanumeric code)Dash lamp lights when engine oil pressure at the block-mounted sender drops below the safe minimum; on some circuits the same switch also signals the shutdown solenoid.Low oil level, worn or failing oil pump, plugged filter or suction screen, or a faulty pressure switch/sender itself.Shut down promptly, check oil level and filter condition, and verify the sender before restarting.
WATER TEMPERATURE lamp (no alphanumeric code)Dash lamp lights when coolant temperature at the water temperature regulator housing exceeds the safe limit.Low coolant level, blocked or dirty radiator core, stuck thermostat, slipping or broken fan belt, or a faulty sending unit.Idle down, let temperature drop, check coolant level and radiator/belt condition before resuming work.
ALTERNATOR / CHARGING lamp (no alphanumeric code)Dash lamp lights when the charging circuit is not producing correct voltage; on this engine family the circuit is also interlocked with the oil pressure switch.Failed or worn alternator, slipping or broken drive belt, bad regulator, or a wiring/connection fault.Check belt tension and battery/system voltage, then inspect alternator output and wiring.

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

215 attachments & work tools

Buckets

Bucket capacity spans roughly 0.61-0.99 m3 (0.8-1.3 cu yd) across this machine's three factory boom/stick combinations, with a nominal 0.92 m3 (1.2 cu yd) reference bucket. Buckets mount pin-on via a two-pin H-link connection sized to the stick's approximately 70 mm (2-3/4 in) pin, with a stick nose width of roughly 280 mm (11 in); no quick coupler was factory-standard on this generation.

Hydraulic hammers

No factory or brand fitment sheet ties a specific hammer model to this machine. At its roughly 16.4 t (36,156 lb) operating weight, it falls in the class generally matched to breakers in the 1,200-1,800 kg range, though guidance varies by configuration/series and by hammer brand. This vintage design had no dedicated high-flow tool circuit from the factory, so running a hammer means adding auxiliary supply and return lines from the main pump circuit.

Quick couplers

This machine did not come with a factory quick coupler; work tools pin directly to the stick through the two-pin H-link connection. Aftermarket wedge or pin-grabber couplers sized to the roughly 70 mm (2-3/4 in) stick pin can be retrofitted, since that pin size sits within the common size steps used across excavator coupler lineups, but no fitment guide names this machine directly.

Thumbs/grapples

A hydraulic thumb was not factory-equipped; dealer or aftermarket hydraulic thumb kits pin-mount at the same stick pin location and need the same added auxiliary circuit described for hammers. No fitment document specific to this machine's grapples was found; where fitted, grapples follow the same pin-on mounting sized to the stick's roughly 70 mm (2-3/4 in) pin.

Rippers

No factory or aftermarket ripper fitment specific to this machine was found in available documentation. If a single-shank ripper is fitted, it would follow the same pin-on stick mount as the bucket, but confirm dimensions against the actual machine before ordering.

Hydraulic-kit notes

Main hydraulic relief is set at roughly 4000 psi (276 bar) with combined pump flow near 84 gal/min (318 L/min) feeding the boom/stick/bucket circuit. The base machine had no dedicated auxiliary tool circuit from the factory; a separate auxiliary pump and line group was needed to run hydraulic tools like hammers or thumbs, so most tool circuits seen on these machines today are field retrofits rather than original equipment.

All 215 assemblies by section

Every catalogued assembly group for the Caterpillar 215. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Basic Engine
6n7209 Belt Tightener Group
2w331 Camshaft Group
2W***31Camshaft Group; Single Camshaft Group1
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7n9550 Camshaft Group
7N***50Camshaft Group; Single Camshaft Group1
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1w8799 Camshaft Group
1W***99Camshaft Group-Single; Camshaft Group1
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6n9053 Valve Mechanism Cover Group
6N***53Cover Group-Valve Mechanism; Valve Mechanism Cover Group1
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Crankshaft Bearing Replacements
6n8288 Crankshaft Group
6N***88Crankshaft Group; Crankshaft Group1
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1w9768 Crankshaft Group
1W***68Crankshaft Group; Crankshaft Group1
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1w402 Crankshaft Group
1W***02Crankshaft Group; Crankshaft Group1
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7n4821 Cylinder Block Assembly
2w7902 Cylinder Block Assembly--Field Installation
2w2024 Short Block Group--Field Installation
1W***68Crankshaft Group; Crankshaft Group1
2W***40Piston & Rod Group; Connecting Rod And Piston Group1
2W***24Cylinder Block Group1
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6n9049 Cylinder Block Group
6N***49Cylinder Block Group; Cylinder Block Group1
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8n9191 Short Cylinder Block Group
1W***02Crankshaft Group; Crankshaft Group1
6N***49Cylinder Block Group; Cylinder Block Group1
8N***79Piston & Rod Group; Connecting Rod And Piston Group4
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6n2397 Cylinder Head Group
6N***97Cylinder Head Group; Cylinder Head Group1
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1w4240 Cylinder Head Group
1w6220 Cylinder Head Group
7n51 Fan Drive Group
6n7207 Water Pump Drive Group
6N***07Drive Group-Water Pump; Water Pump Drive Group1
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4n8063 Flywheel Group
4n6458 Flywheel Housing Group
4N***58Housing Group-Flywheel; Flywheel Housing Group1
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7n9956 Front Housing Group
7N***56Housing Group-Front; Front Housing Group1
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2w2835 Front Housing Group
2W***35Housing Group-Front; Front Housing Group1
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2w1578 Front Housing Group
2W***78Housing Group-Front; Front Housing Group1
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7n6174 Engine Lifting Group
7N***74Lifting Group; Engine Lifting Group1
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7n30 Engine Mounting Group--Flexible
1w6090 Oil Pan Group
6n3052 Oil Pan Group
6N***52Pan Group-Oil; Pan Gp-Engine Oil1
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2w1040 Connecting Rod And Piston Group--4 Required
2W***40Piston & Rod Group; Connecting Rod And Piston Group1
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8n4079 Connecting Rod And Piston Group--4 Required
8N***79Piston & Rod Group; Connecting Rod And Piston Group1
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2w4841 Piston Group
6n7205 Auxiliary Drive Pulley Group
6N***05Pulley Group-Auxiliary Drive; Auxiliary Drive Pulley Group1
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1w3123 Crankshaft Pulley Group
7n56 Fan Pulley Group
7n946 Engine Support Group
7N***46Support Group-Engine; Engine Support Group1
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6n2398 Valve Mechanism Group
6N***98Valve-Mechanism Group; Valve Mechanism Group1
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Boom, Sticks, Linkage & Buckets
Abrasion Tip--Field Installation
6a7280 Boom Arrangement--Two Piece
1A***24Bolt; (7/8-14x3.5-In)1
3B***89Fitting-Grease; (Fan And Alternator Drive)6
5C***17Boom Group-Stub; Stub Boom Group1
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5c4001 Boom Arrangement--One Piece
1A***24Bolt; (7/8-14x3.5-In)1
3B***89Fitting-Grease; (Fan And Alternator Drive)6
5C***20Driver-- For Bucket Pin Installation-- Stored In Tool Box1
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5c4000 Boom Group
5c418 Fore Boom Group
5C***18Boom Group-Fore; Fore Boom Group1
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5c417 Stub Boom Group
5C***17Boom Group-Stub; Stub Boom Group1
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5c6325 Hoe Bucket And Bearing Assembly--1070 Mm (42.18 In.) Wide--.60 Cubic Meters
5v8090 Hoe Bucket And Bearing Assembly--750 Mm (29.5 In.) Wide--.58 Cubic Meters
5c5928 Hoe Bucket And Bearing Assembly--1350 Mm (54 In.) Wide--1.02 Cubic Meters
5c5929 Hoe Bucket And Bearing Assembly--1200 Mm (48 In.) Wide--.86 Cubic Meters
5v8091 Hoe Bucket And Bearing Assembly--600 Mm (23.6 In.) Wide--.42 Cubic Meters
5c5926 Hoe Bucket And Bearing Assembly--900 Mm (36 In.) Wide--.57 Cubic Meters
5c5927 Hoe Bucket And Bearing Assembly--1050 Mm (42 In.) Wide--.67 Cubic Meters
6a7284 Bucket Linkage Arrangement
3B***89Fitting-Grease; (Fan And Alternator Drive)2
6A***84Linkage Ar-Bucket1
6A***95Lines Group-Bucket Cylinder; Bucket Cylinder Lines Group1
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6a8749 Bucket Linkage Group
6A***49Linkage Group-Bucket; Bucket Linkage Group1
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9j3284 Sidecutter Group--Tooth Type
9j3285 Sidecutter Group
9j4371 Sidecutter Group--Fixed Combination
8j6387 Sidecutter Group--Strikeoff
6a7283 Long Hoe Stick Arrangement--2.8 M (9.3 Foot)
6A***36Stick Group-Hoe; Hoe Stick Group1
6A***83Stick Ar-Hoe1
6A***94Lines Group-Stick; Bucket Cylinder Lines Group0
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6a7282 Medium Hoe Stick Arrangement--2.2 M (7.3 Foot)
6A***16Stick Group-Hoe; Hoe Stick Group1
6A***82Stick Ar-Hoe1
6A***93Lines Group-Stick; Stick Lines Group1
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6a7784 Short Hoe Stick Arrangement--1.8 M (6 Foot)
6A***17Stick Group-Hoe; Hoe Stick Group1
6A***93Lines Group-Stick; Stick Lines Group1
6A***84Stick Ar-Short Hoe1
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6a7116 Hoe Stick Group--2.2 M (7.3 Foot)
6A***16Stick Group-Hoe; Hoe Stick Group1
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6a7117 Hoe Stick Group--1.8 M (6 Foot)
6A***17Stick Group-Hoe; Hoe Stick Group1
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6a7136 Hoe Stick Group--2.8 M (9.3 Foot)
6A***36Stick Group-Hoe; Hoe Stick Group1
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4t2215 Tip Group--Loose Material
3g3237 Tip Group--Penetration
3g3236 Tip Group--Penetration
9j3167 Tip Group--Long
9j3175 Tip Group--Short
8j4954 Tip Group--Short
Cab, Gauges And Accessories
5v7477 Cab Group--Part 4 Of 4
8v4238 Cab Group--Part 4 Of 4
5v7475 Cab Group
5v7477 Cab Group--Part 2 Of 4
5v7477 Cab Group--Part 1 Of 4
8v4238 Cab Group--Part 3 Of 4
8v4238 Cab Group--Part 1 Of 4
8v4238 Cab Group--Part 2 Of 4
5v7477 Cab Group--Part 3 Of 4
8v434 Door Group
4v9290 Circulating Fan Group
3v1648 Defrosting Fan Group
5d2856 Defroster Fan Group--24 Volt--Type 1
5d2856 Defroster Fan Group--24 Volt--Type 2
5c6968 Warning Gauge Group--Part 2 Of 2
5c6968 Warning Gauge Group--Part 1 Of 2
2v8280 Window Guard Group
3v1621 Heater Group
5c7050 Cab Heater Group
5v6143 Rear View Mirror Group--Cab
8v4082 Rear View Mirror Group
3t188 Windshield Wiper Motor Group
3v4604 Pump Assembly
7v9504 Seat Belt Group
3v4612 Seat Group
2v8183 Adjustable Seat Group--Part 2 Of 2
2V***83Seat Group-Adjustable; Adjustable Seat Group1
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7v4090 Adjustable Suspension Seat Group--Part 2 Of 2--Type 2
7v4090 Adjustable Suspension Seat Group--Part 1 Of 2--Type 1
7v4090 Adjustable Suspension Seat Group--Part 2 Of 2--Type 1
2v8183 Adjustable Seat Group--Part 1 Of 2
2V***83Seat Group-Adjustable; Adjustable Seat Group1
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7v4090 Adjustable Suspension Seat Group--Part 1 Of 2--Type 2
3v4613 Suspension Seat Group--Type 1
3v4613 Suspension Seat Group--Type 2
2v7961 Seat Suspension Assembly
5c5449 Windshield Washer Group
3v5137 Window Group
4v9004 Window Group--Lower
4v9035 Windshield Group--Part 1 Of 2
4v9035 Windshield Group--Part 2 Of 2
8v5739 Windshield Wiper Group
3v1639 Windshield Wiper Group
8v2289 Windshield Wiper Group
Chassis And Undercarriage
8v1336 Carbody Group
5c5422 Carbody Group
5c8858 Carbody Group--Pedestal Mount
5c7819 Counterweight Group
5c7130 Firewall Group
7v9975 Undercarriage Frame Arrangement--Heavy Duty
1U***67Motor Group-Piston; Piston Motor Group--Slipper2
3V***73Final Drive Group; Final Drive Group1
3V***76Guard Group-Recoil Mechanism1
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3v5279 Track Roller Frame Group
3V***79Frame Group-Track Roller; Track Roller Frame Group1
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5c1605 Track Roller Frame Group
5C***05Frame Group-Track Roller; Track Roller Frame Group1
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5c6043 Upper Frame Group
8v4001 Upper Frame Group
5c4831 Bearing And Gear Group
5C***31Gear & Bearing Group; Bearing And Gear Group1
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5c5202 Bottom Guard Group
5C***02Guard Group-Bottom; Bottom Guard Group1
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3v5276 Recoil Mechanism Guard Group
5c2300 Recoil Mechanism Guard Group
5C***00Guard Group-Recoil Mechanism; Recoil Mechanism Guard Group1
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5c202 Swivel Guard Group
8v449 Track Guiding Guard Group
8v1202 Track Motor Guard Group
8V***02Guard Group-Track Motor; Track Motor Guard Group1
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5c2577 Track Motor Guard Group
5c5897 Hood And Guard Group--Part 1 Of 2
5c5897 Hood And Guard Group--Part 2 Of 2
5c839 Front Idler Group--Part 2 Of 2
5C***39Idler Group-Front; Idler Group--Front1
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3v5278 Front Idler Group--Part 2 Of 2
3V***78Idler Group-Front; Front Idler Group1
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3v5278 Front Idler Group--Part 1 Of 2
3V***78Idler Group-Front; Front Idler Group1
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5c839 Front Idler Group--Part 1 Of 2
5C***39Idler Group-Front; Idler Group--Front1
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5c8897 Pedestal Mounting Group
7n54 Radiator Mounting Group
5c6567 Panel Group--Rear
5c6370 Panel Group--Right Hand
5c7127 Panel Group--Left Hand
5c7307 Panel Group--Front
8v9249 Panel Group--Left Hand
8v9250 Panel Group--Rear
8v9251 Panel Group--Right Hand
5c7803 Platform Group
3t4618 Track Carrier Roller Group--4 Required
3t4352 Track Roller Group--20 Required--Single Flange
3T***52Roller Group-Track; Single Flange Track Roller Group1
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6a4475 Track Carrier Roller Group--4 Required
9s3570 Track Carrier Roller Group--4 Required
9S***70Roller Group-Track Carrier; Track Carrier Roller Guard1
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6s3607 Track Roller Group--20 Required--Single Flange
6S***07Roller Group-Track Single Flange1
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5c385 Valve And Filter Support Group
Track Groups--2 Required
Cooling System
9n5659 Engine Oil Cooler Group
1w1138 Engine Oil Cooler Group
1W***38Cooler Group-Engine Oil; Engine Oil Cooler Group1
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6a9622 Hydraulic Oil Cooler Group
6a9620 Suction Fan Group
4n188 Water Lines Group
4N***88Lines Group-Water; Water Lines Group1
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6n1775 Prescreener Group
4n660 Water Pump Group
4N***60Pump Group-Water; Water Pump Group1
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7n74 Radiator Group
Engine Arrangement
7n72 Engine Arrangement--Part 1 Of 2
1P***44Breather Group1
1W***35Lines Group-Fuel Injection; Fuel Injection Lines Group1
1W***38Cooler Group-Engine Oil; Engine Oil Cooler Group1
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7n72 Engine Arrangement--Part 2 Of 2
1W***02Crankshaft Group; Crankshaft Group1
1W***90Pan Group-Oil; Oil Pan Group1
1W***99Camshaft Group-Single; Camshaft Group1
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Fuel System And Governor
5c6967 Governor Control Group
8n3493 Accessory Drive Group
8N***93Drive Group-Accessory; Accessory Drive Group1
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8n9505 Fuel Lines And Filter Pump Group
8n2547 Fuel Filter And Lines Group
8N***47Fuel Filter & Lines Group; Fuel Filter And Lines Group1
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8n8010 Governor Group--Part 2 Of 2
8n8010 Governor Group--Part 1 Of 2
5c6042 Fuel Oil Lines Group
1w1135 Fuel Injection Lines Group
1W***35Lines Group-Fuel Injection; Fuel Injection Lines Group1
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8n4915 Fuel Transfer Pump And Mounting Group
8N***15Pump & Mounting Group; Fuel Transfer Pump And Mounting Group1
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7n3099 Fuel Injection Pump Group
8n6201 Fuel Priming Pump And Primary Filter Group
8N***01Pump Group-Fuel Prime & Prim Filter; Pump Gp-Fuel Priming & Primary Filter Gp1
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8n6200 Fuel Priming Pump Group
8n3458 Governor And Fuel Injection Pump Group
8N***58Pump Group-Gov,Fuel Inj,Fuel Tfr; Governor And Fuel Injection Pump Group1
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2s9519 Rack Stop Group
8v5729 Fuel Tank Group--270 Liters (71 Gallons)
5c6281 Fuel Tank Group--270 Liters (71 Gallons)
Hydraulic System
5c8860 Auxiliary Control Arrangement--Control, Lines, Motors And Brakes
1P***04Seal - Rectangular (45mm Dia)4
4F***92Bolt 3 In. (76.20 In.) Long16
5C***78Lines Group-Pilot; Pilot Lines Group1
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5c8859 Auxiliary Control Arrangement--Controls And Lines
5C***78Lines Group-Pilot; Pilot Lines Group1
5C***16Lines Group-Pump; Pump Lines Group1
5C***56Lines Group-Track Motor; Track Motor Lines Group--Upper1
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5v2444 Pilot Operated Hydraulic Control Group--Part 1 Of 8
5V***44Control Group-Pilot Operated Hydraulic; Pilot Operated Hydraulic Control Group1
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3v8898 Pilot Operated Hydraulic Control Group--Part 2 Of 8
3V***98Control Group-Pilot Operated Hydraulic1
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3v8898 Pilot Operated Hydraulic Control Group--Part 8 Of 8
3V***98Control Group-Pilot Operated Hydraulic1
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3v8898 Pilot Operated Hydraulic Control Group--Part 1 Of 8
3V***98Control Group-Pilot Operated Hydraulic1
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3v8898 Pilot Operated Hydraulic Control Group--Part 3 Of 8
3V***98Control Group-Pilot Operated Hydraulic1
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3v8898 Pilot Operated Hydraulic Control Group--Part 7 Of 8
3V***98Control Group-Pilot Operated Hydraulic1
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5v2444 Pilot Operated Hydraulic Control Group--Part 2 Of 8
5V***44Control Group-Pilot Operated Hydraulic; Pilot Operated Hydraulic Control Group1
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3v8898 Pilot Operated Hydraulic Control Group--Part 5 Of 8
3V***98Control Group-Pilot Operated Hydraulic1
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5v2444 Pilot Operated Hydraulic Control Group--Part 7 Of 8
5V***44Control Group-Pilot Operated Hydraulic; Pilot Operated Hydraulic Control Group1
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8v9068 Pilot Operated Hydraulic Control Group--Part 3 Of 5
8V***68Control Group-Pilot Operated Hydraulic1
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3v8898 Pilot Operated Hydraulic Control Group--Part 4 Of 8
3V***98Control Group-Pilot Operated Hydraulic1
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5v2444 Pilot Operated Hydraulic Control Group--Part 8 Of 8
5V***44Control Group-Pilot Operated Hydraulic; Pilot Operated Hydraulic Control Group1
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8v9068 Pilot Operated Hydraulic Control Group--Part 5 Of 5
8V***68Control Group-Pilot Operated Hydraulic1
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8v9068 Pilot Operated Hydraulic Control Group--Part 2 Of 5
8V***68Control Group-Pilot Operated Hydraulic1
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8v9068 Pilot Operated Hydraulic Control Group--Part 4 Of 5
8V***68Control Group-Pilot Operated Hydraulic1
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5v2444 Pilot Operated Hydraulic Control Group--Part 4 Of 8
5V***44Control Group-Pilot Operated Hydraulic; Pilot Operated Hydraulic Control Group1
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5v2444 Pilot Operated Hydraulic Control Group--Part 6 Of 8
5V***44Control Group-Pilot Operated Hydraulic; Pilot Operated Hydraulic Control Group1
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5v2444 Pilot Operated Hydraulic Control Group--Part 3 Of 8
5V***44Control Group-Pilot Operated Hydraulic; Pilot Operated Hydraulic Control Group1
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8v9068 Pilot Operated Hydraulic Control Group--Part 1 Of 5
8V***68Control Group-Pilot Operated Hydraulic1
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3v8898 Pilot Operated Hydraulic Control Group--Part 6 Of 8
3V***98Control Group-Pilot Operated Hydraulic1
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5v2444 Pilot Operated Hydraulic Control Group--Part 5 Of 8
5V***44Control Group-Pilot Operated Hydraulic; Pilot Operated Hydraulic Control Group1
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8j8613 Boom Cylinder Group--114.3 Mm (4.5 In.) Bore X 975.4 Mm (38.4 In.) Stroke--2 Required
8J***13Cylinder Group-Boom; Boom Cylinder Group1
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8j8612 Bucket Cylinder Group--114.3 Mm (4.5 In.) Bore X 975.4 Mm (38.4 In.) Stroke
8j8611 Stick Cylinder Group--139.7 Mm (5.5 In.) Bore X 1206.5 Mm (47.5 In.) Stroke
8J***11Cylinder Group-Stick; Stick Cylinder Group1
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8j7390 Filter Group
8J***90Filter Group; (Pilot System Oil Filter)1
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3g8456 Filter Group
4t966 Filter Group
8j6852 Pump Control Head Group--Type 2
8j6852 Pump Control Head Group--Type 1
5c4544 Auxiliary Circuit Pump Lines Group
5c4753 Auxiliary Pump Lines Group
5c4754 Auxiliary Pump Lines Group
6a7290 Boom Lines Group--Type 1
6A***90Lines Group-Boom; Boom Lines Group1
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5c3054 Boom Lines Group--Type 2
5C***54Lines Group-Boom; Boom Lines Group1
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5c3054 Boom Lines Group--Type 1
5C***54Lines Group-Boom; Boom Lines Group1
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6a7290 Boom Lines Group--Type 2
6A***90Lines Group-Boom; Boom Lines Group1
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6a7291 Boom Cylinder Lines Group
6A***91Lines Group-Boom Cylinder; Boom Cylinder Lines Group1
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6a7295 Bucket Cylinder Lines Group
6A***95Lines Group-Bucket Cylinder; Bucket Cylinder Lines Group1
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5c869 Front Lines Group--Part 2 Of 2
5c869 Front Lines Group--Part 1 Of 2
5c2478 Pilot Lines Group--Part 1 Of 2
5C***78Lines Group-Pilot; Pilot Lines Group1
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5c8854 Pilot Lines Group--Part 1 Of 2
5c2478 Pilot Lines Group--Part 2 Of 2
5C***78Lines Group-Pilot; Pilot Lines Group1
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5c8854 Pilot Lines Group--Part 2 Of 2
5c6016 Pump Lines Group--Top View--Part 1 Of 3
5C***16Lines Group-Pump; Pump Lines Group1
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5c6016 Pump Lines Group--Side View--Part 2 Of 3
5C***16Lines Group-Pump; Pump Lines Group1
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5c8855 Pump Lines Group--Part 2 Of 3
5c8855 Pump Lines Group--Part 3 Of 3
5c8855 Pump Lines Group--Part 1 Of 3
5c6016 Pump Lines Group--Side View--Part 3 Of 3
5C***16Lines Group-Pump; Pump Lines Group1
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5c383 Return And Filter Lines Group--Part 1 Of 2
5c383 Return And Filter Lines Group--Part 2 Of 2
5c383 Return And Filter Lines Group--Part 2
6a7293 Stick Lines Group
6A***93Lines Group-Stick; Stick Lines Group1
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6a7294 Stick Lines Group
6A***94Lines Group-Stick; Bucket Cylinder Lines Group1
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5c1730 Swing Motor Lines Group
5c8856 Track Motor Lines Group--Part 1 Of 2
5C***56Lines Group-Track Motor; Track Motor Lines Group--Upper1
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5c8856 Track Motor Lines Group--Part 2 Of 2
5C***56Lines Group-Track Motor; Track Motor Lines Group--Upper1
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5c2496 Track Motor Lines Group--Part 2 Of 3
5C***96Lines Group-Track Motor; Track Motor Lines Group1
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7v7315 Track Motor Lines Group--Part 3 Of 3
7V***15Lines Group-Track Motor; Track Motor Lines Group1
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5c2496 Track Motor Lines Group--Part 1 Of 3
5C***96Lines Group-Track Motor; Track Motor Lines Group1
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5c2496 Track Motor Lines Group--Part 3 Of 3
5C***96Lines Group-Track Motor; Track Motor Lines Group1
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7v7315 Track Motor Lines Group--Part 1 Of 3
7V***15Lines Group-Track Motor; Track Motor Lines Group1
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7v7315 Track Motor Lines Group--Part 2 Of 3
7V***15Lines Group-Track Motor; Track Motor Lines Group1
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1u2767 Piston Motor Group--Slipper--2 Required
1U***67Motor Group-Piston; Piston Motor Group--Slipper1
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8j6848 Piston Motor Group--2 Required
5c2578 Hydraulic Blocking Plate Group
4F***91Seal (1.302" Diameter); Seal--To Seal Pumps To Case1
4F***52Packing,Preformed Cover Part Of Kit P/N 4j***801
5C***78Plate Group-Hydraulic Blocking1
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9j7902 Auxiliary Gear Pump Group--22 Gpm
9j7903 Auxiliary Gear Pump Group--28 Gpm
3g302 Gear Pump Group--Tyrone Hydraulic
9j8226 Gear Pump Group--Tyrone
9J***26Pump Group-Gear; Gear Pump Group--Tyrone Hydraulic1
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9j7900 Auxiliary Gear Pump Group--8 Gpm
5c6601 Gear Pump Group
5C***00Pump Group-Gear; Gear Pump Group (Dowty Pak)1
5C***01Pump Group-Gear1
9J***26Pump Group-Gear; Gear Pump Group--Tyrone Hydraulic1
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9j7901 Auxiliary Gear Pump Group--15 Gpm
3g7386 Gear Pump Group--Dowty Pak
1u1987 Gear Pump Group
1U***87Pump Group-Gear1
3G***02Pump Group-Gear1
3G***86Pump Group-Gear1
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5c6600 Gear Pump Group--Dowty Pak
5C***00Pump Group-Gear; Gear Pump Group (Dowty Pak)1
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4t7025 Piston Pump Group--Slipper--2 Required--Part 2 Of 2
8j6853 Piston Pump Group--Slipper--2 Required--Part 2 Of 2
4t7025 Piston Pump Group--Slipper--2 Required--Part 1 Of 2
8j6853 Piston Pump Group--Slipper--2 Required--Part 1 Of 2
8v5859 Service Group--Boom Line Relief--Field Installation
03***50Elbow (Check Valve Drain Tube)2
1P***05Seal (Check Valve Outlet)1
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)2
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8j397 Swivel Group
6a4501 Hydraulic Tank Group
3g8133 Valve Group
4t403 Valve Group
3g8123 Valve Group
4t402 Valve Group
8j2601 Track Brake Valve Group
4t2637 Check And Relief Valve Group
9j7735 Check And Relief Valve Group
9j3393 Check And Relief Valve Group
9j3620 Check And Relief Valve Group
9j3958 Pilot Operated Relief Valve Group
9J***58Valve Group-Check & Relief; Valve Group-Boom Check Valve Line Relief1
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3g8671 Combination Valve Group
3g8672 Combination Valve Group
3g8125 Control Valve Group--4 Stem
3g8122 Control Valve Group--5 Stem--Part 2 Of 2
3g8122 Control Valve Group--5 Stem--Part 1 Of 2
3g3816 Speed Control Valve Group--R.H.
3g3817 Speed Control Valve Group--L.H.
9j2084 Drain Valve Group
3g7575 Pilot Valve Group
8j4356 Pilot Valve Group--Direction
9j387 Pilot Valve Group--Boom Vent
3g3818 Pilot And Speed Control Valve Group
3G***18Valve Group-Pilot Travel & Steer1
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1u4596 Pilot Operated Relief Valve Group
1U***96Valve Group-Pitch Relief; Valve Gp-Boom Check Valve Line Relief1
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9j4031 Reducing Valve Group
9j9307 Relief Valve Group--Type 2
8j6798 Relief Valve Group--Pilot Operated
9j6394 Relief Valve Group--Cooler By-Pass & Pilot Relief
9j1823 Relief Valve Group--Pilot Operated
3g8663 Relief Valve Group
9j9307 Relief Valve Group--Type 1
9j6395 Relief Valve Group
4t444 Relief Valve Group
3g8664 Relief Valve Group
9j5447 Selector Valve Group
9J***47Valve Group-Selector; (Selector)1
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3g3923 Servo Valve Group
Intake And Exhaust System
7n32 Air Cleaner Group
8n4780 Cartridge Assembly
7n55 Exhaust Extension Group
7n48 Air Lines Group
7n44 Air Lines Group
7N***44Lines Group-Air; Air Lines Group1
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8n3131 Turbocharger Oil Lines Group
8N***31Lines Group-Turbocharger Oil; Turbocharger Oil Lines Group1
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6n6085 Exhaust Manifold Group
6N***85Manifold Group-Exhaust; Exhaust Manifold Group1
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7n52 Muffler Group
8n4774 Turbocharger Group
6n5079 Turbocharger Group
6N***79Turbocharger Group; Turbocharger Group1
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Lubrication System
1p4244 Breather Group
8n239 Oil Filler Group
8n5930 Oil Filter Group
8N***30Filter Group-Engine Oil; Engine Oil Filter Group1
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1n4685 Fumes Disposal Group
8n238 Oil Level Gauge Group
8N***38Gauge Group-Oil Level (Dipstick)1
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2w2833 Oil Pump Group
2W***33Pump Group-Engine Oil; Engine Oil Pump Group1
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6n3053 Oil Pump Group
6N***53Pump Group-Oil; Oil Pump Group-Without Housing1
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Power Train
3k5801 Brake Assembly
3v9163 Parking Brake Group--2 Required
3V***63Brake Group-Parking; Parking Brake Group1
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5c5383 Parking Brake Group--L.H.
5C***83Brake Group-Parking; Parking Brake Group--L.H1
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5c5384 Parking Brake Group--R.H.
5C***84Brake Group-Parking; Parking Brake Group--R.H1
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3v4487 Swing Brake Control Group
8v4058 Pump Drive Group
5c3719 Swing Drive Group--Part 1 Of 2--Type 2
5c3719 Swing Drive Group--Part 1 Of 2--Type 1
5c3719 Swing Drive Group--Part 2 Of 2--Type 2
5c3719 Swing Drive Group--Part 2 Of 2--Type 1
8v5862 Final Drive Group--Part 1 Of 2
8V***62Final Drive Group; Final Drive Group1
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8v5862 Final Drive Group--Part 2 Of 2
8V***62Final Drive Group; Final Drive Group1
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3v5273 Final Drive Group--Part 2 Of 2
3V***73Final Drive Group; Final Drive Group1
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5c8695 Final Drive Group--2 Required--Part 1 Of 2
3v5273 Final Drive Group--Part 1 Of 2
3V***73Final Drive Group; Final Drive Group1
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5c8695 Final Drive Group--2 Required--Part 2
5c8015 Pump Drive Group
Service Equipment And Supplies
8k4748 Fire Extinguisher Group
Gasket Kits
6V***01Turbocharger Mounting0
6V***88Central And Lower Structure0
6V***89Front Structure Engine Serial No.0
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8f9866 Grease Gun Group
Name Plates And Transfers
1P***07Film-Symbol; 2 On Bottom Of Upper Frame Below Engine. 2 On Front Of Upper Frame Above Boom Articulation4
1P***78Film--Cat; Film -Cat1
1V***35Plate Track Warning; On Track Roller Frame Guard Serial No. 14z1 Up2
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9s7977 Hand Tool Group
Starting And Electrical System
3v5348 Travel Alarm Group
7n9720 Alternator Group--24 Volt, 35 Ampere--Type 1
7N***20Alternator Group; Alternator Group (Robert Bosch)1
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7n9720 Alternator Group--24 Volt, 35 Ampere--Type 2
7N***20Alternator Group; Alternator Group (Robert Bosch)1
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6n9294 Alternator Group--24 Volt, 35 Ampere--Type 1
6N***94Alternator Group; (24-Volt, 35-Ampere)1
7N***20Alternator Group; Alternator Group (Robert Bosch)1
9G***55Alternator Group-Charging1
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6n9294 Alternator Group--24 Volt, 35 Amp--Type 2
3T***52Alternator Group-Charging1
6N***94Alternator Group; (24-Volt, 35-Ampere)1
7N***20Alternator Group; Alternator Group (Robert Bosch)1
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7n50 Alternator Group--24 Volt, 35 Ampere
9g8255 Alternator Group--24 Volt, 35 Ampere--Delco-Remy--Part 2 Of 2
5s9088 Alternator Group--24 Volt, 50 Ampere--Part 1 Of 2--Type 1
9g9538 Alternator Group--24 Volt, 50 Ampere
3t1888 Alternator Group--Delco-Remy--24 Volt, 50 Ampere--Part 2 Of 2
3T***88Alternator Group-Charging; Alternator Group Delco-Remy 24 Volt, 50 Ampere1
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3t6352 Alternator Group--24 Volt, 35 Ampere--Part 2 Of 2
3t6352 Alternator Group--24 Volt, 35 Ampere--Part 1 Of 2
9g8255 Alternator Group--24 Volt, 35 Ampere--Delco-Remy--Part 1 Of 2
3t1888 Alternator Group--Delco-Remy--24 Volt, 50 Ampere--Part 1 Of 2
3T***88Alternator Group-Charging; Alternator Group Delco-Remy 24 Volt, 50 Ampere1
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5s9088 Alternator Group--24 Volt, 50 Ampere--Part 2 Of 2--Type 1
6n7223 Alternator Group--24 Volt, 50 Ampere
5s9088 Alternator Assembly--24 Volt, 50 Ampere--Type 2
3T***88Alternator Group-Charging; Alternator Group Delco-Remy 24 Volt, 50 Ampere1
5S***88Alternator Group-Charging1
9G***38Alternator Group-Charging1
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5c6014 Battery And Wiring Group--24 Volt--Part 1 Of 4
5c6014 Battery And Wiring Group--24 Volt--Part 4 Of 4
5c6014 Battery And Wiring Group--24 Volt--Part 3 Of 4
5c6014 Battery And Wiring Group--24 Volt--Part 2 Of 4
5c8364 Heavy Duty Battery Group--24 Volt
5c6959 Harness Assembly--Engine Area
5c6960 Harness Assembly--Horn & Lighter
7v969 Harness Assembly--Console Area
5c6958 Harness Assembly--Chassis Area
3v9024 Harness Assembly
3v4495 Electric Horn Group
8v5902 Electric Horn Group--Field Installation
0S***09Bolt (3/4") Filler Tube Assembly To Transfer Drive Case2
0S***19Bolt,Machine Gear Retaining Part Of Kit P/N 1w***464
0S***21Bolt --Brace To Starting Engine Mounting Pad; Bolt-- Brace To Starting Engine Mounting Pad2
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1m1882 Flood Lamp Group
6a7299 Cab Lighting Group--24 Volt
5c3653 Boom Lighting Group--24 Volt--One Piece Boom
6a8420 Boom Lighting Group--24 Volt--Two Piece Boom
8n2447 Electric Starting Motor Group--24 Volt--Delco-Remy--Part 1 Of 2
8n2447 Electric Starting Motor Group--24 Volt--Delco-Remy--Part 2 Of 2
3t3421 Solenoid Assembly--24 Volt--Field Installation
3t4704 Solenoid Assembly--24 Volt
5c5181 Ether Starting Aid Group--Type 2
5c5181 Ether Starting Aid Group--Type 1
3t2756 Electric Starting Motor Group--24 Volt--Part 1 Of 3
3T***56Starting Motor Group-Electric; Starting Motor Gp-Electric-Delco-Remy1
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6n1678 Electric Starting Motor Group--Type 1
6n1678 Electric Starting Motor Group--Type 2
3t2371 Electric Starting Motor Group
3T***71Starting Motor Group-Electric; Electric Starting Motor Group1
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3t2756 Electric Starting Motor Group--24 Volt--Part 2 Of 3
3T***56Starting Motor Group-Electric; Starting Motor Gp-Electric-Delco-Remy1
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3t2764 Electric Starting Motor Group
3T***71Starting Motor Group-Electric; Electric Starting Motor Group1
3T***56Starting Motor Group-Electric; Starting Motor Gp-Electric-Delco-Remy1
3T***64Starting Motor Group-Electric1
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3t2756 Electric Starting Motor Group--24 Volt--Part 3 Of 3
3T***56Starting Motor Group-Electric; Starting Motor Gp-Electric-Delco-Remy1
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7n718 Disconnect Switch Assembly
7N***18Switch As-Disconnect; -Battery-Ground Level1
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215 serial number reference

On the 215, the ID plate is riveted to the boom on the right-hand (curb) side, just above the access ladder, rather than on the frame like later Cat excavators. The stamped serial reads as a 3-character alphanumeric prefix followed by a sequential unit number, e.g. 57Y00001. The prefix identifies the model and production/engineering series (and the engine it shipped with); the digits after it count individual units built within that series.

PrefixIdentifies
57Y215 Excavator, U.S.-built production run (backhoe and clamshell configurations)
14Z215 Excavator, early production
61Z215 Excavator, continuation of the 14Z-prefix run
96L215 Excavator
95Z215 Excavator

Frequently asked questions

What engine does the Caterpillar 215 excavator use?

Depends on serial range. Early production (serial prefixes 14Z and 61Z) uses the Cat 3204 naturally aspirated 4-cylinder diesel. Later production (prefixes 96L and 95Z, among others) switched to the Cat 3304, also naturally aspirated 4-cylinder, rated about 63 kW (85 hp) at 2000 rpm at the flywheel. Both are simple mechanically injected diesels with no electronic controls - confirm which engine your specific machine carries against its serial prefix before ordering parts.

What's the operating weight of the Caterpillar 215?

Around 16,400 kg (36,156 lb) in standard configuration, with ground pressure near 0.52 kg/cm2 (7.5 psi). Exact weight varies slightly by boom/stick combination and attachment fitted, so confirm against the machine's own configuration rather than assuming a single fixed figure.

What replaced the Caterpillar 215?

Caterpillar replaced the base 215 with the 215B in 1984. The 215B stepped up to a turbocharged Cat 3304 rated at 105 hp, along with larger boom and bucket cylinders, a heavier counterweight, thicker boom/stick plates, a reinforced main frame, and higher hydraulic operating pressures - real structural and power upgrades, not a badge change, so parts between the two generations are largely not interchangeable.

What 215 owners discuss

How does the engine differ between early and late base-model 215s, and is engine vibration normal?
The base 215 carries two distinct engines depending on serial range: the early run uses the smaller 3204, the later run switches to the 3304. The 3304 in the base 215 is naturally aspirated, rated around 63 kW (85 hp) at the flywheel — turbocharged 3304 versions with higher output belong to the later 215B generation, not this one, so don't cross-shop power figures. Owners note the inline 4-cylinder layout is a known source of vibration under sustained work; before assuming engine wear, check the oil pan for balance-shaft timing being out, which is a common and correctable cause rather than a worn-out block. Reported reliability on the 3304 is good — it's a simple mechanical diesel with no engine electronics to fault out.
What hydraulic behavior shows up most often on these machines?
Two recurring complaints: stick and bucket cylinders creeping or drifting down under load, and hydraulics that start strong but go weak after roughly 30 minutes to an hour of running (faster in hot weather). Drift is usually traced to a tired holding/back-pressure valve or worn cylinder seals rather than the pump itself. The weak-after-warmup pattern is different — it points to piston pumps case-leaking internally; the leaking oil raises case pressure, works against the destroke signal, and holds the pump at max flow, which robs engine power and can bog the machine down. The variable-flow twin-pump system on the base 215 also needs to run at full throttle to stay stroked up — throttle back and the pumps destroke, making the machine feel weak even when nothing is actually broken. Cylinder drift is a load-holding concern on a raised boom or stick — have your dealer verify before trusting it overhead.
What's the story with the swing system — gearbox and parking brake complaints?
A worn swing (slew) gearbox is the most-cited expensive repair on the base 215; owners describe replacement cost as steep relative to the rest of the machine. A related and more common complaint is the swing parking brake not releasing — engine starts fine, travel works, but the house won't swing because the brake stays applied. On at least one documented case this traced to abnormally high hydraulic pressure at start-up holding the brake engaged rather than an actual mechanical failure. Clunking or backlash when swing stops is usually the brake and reduction gear train, not the main swing bearing. A swing brake that won't hold, or won't release predictably, is a crush hazard for anyone near the house — have your dealer verify brake function before returning the machine to work.
Is there a known steering or directional-control quirk on the base 215?
Yes — a specific complaint recurs: the machine tracks forward and backward normally but won't respond to the directional/steering stick, forcing the operator to physically pick up and turn the stick, or steer by hand-turning the house, while moving. This points to wear or sticking in the travel control linkage or pilot circuit rather than the travel motors themselves. It's cheap to check on a walk-around test drive and expensive to ignore, so cycle the steering stick at speed before buying or after any control-linkage work.
What undercarriage wear should I expect on a machine this age?
Typical for a crawler excavator of this vintage and size class: worn track pads and loose or missing pad bolts, a stretched pin-and-bushing chain, and sprocket teeth going from sharp and symmetrical to hooked or pointed. On 215s coming through the used market it's common to find some chain wear and a handful of pads needing new bolts, while bottom rollers and sprockets are often still serviceable if the machine wasn't run chronically loose or over-tight. Track tension should sit at the factory-specified sag — running tracks too tight or too loose accelerates wear across pins, bushings, and sprockets together.
Are there real electrical or sensor problems to worry about on the base 215?
Not in the way people mean on modern machines. The base 215 predates electronic engine and hydraulic controls entirely — straight mechanical injection with conventional charging and starting circuits. Owners consistently point to this as a strength: no computers or sensors to fault out and no downtime chasing diagnostic codes. What does show up with age is ordinary electrical wear — corroded wiring and grounds, tired starters or alternators, and sluggish or inaccurate mechanical gauges. Treat any no-start or no-charge complaint as a basic circuit problem first, not a sensor problem, since there is no sensor layer to blame.
What should I check specifically when looking at a used base-model 215?
Beyond the standard walk-around — fresh paint that could be hiding cracks or weld repairs, stress cracks around the boom/stick/bucket pin bosses, clean and consistent factory welds — run the machine to full operating temperature and re-check hydraulic strength; a machine that's strong cold and goes weak after 30 to 60 minutes has pump wear. Cycle the directional/steering stick at travel speed to rule out the known linkage quirk. Apply and release the swing parking brake several times and listen for clunking on stop. Check the fuel tank — original tanks on machines this old commonly rust internally, and a tank that's been bypassed or fitted with an inline water/fuel separator is a sign the owner already fought that battle. Pull the swing gearbox and final drive oil and check for metal content before you buy, since gearbox wear is the single priciest surprise on this model. Confirm the engine serial prefix matches the machine's actual build generation, since 3204- and 3304-powered base 215s are not interchangeable without cross-referencing serial numbers.

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

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