Jcb 8018
JCBagriculturalmini crawler excavators

Jcb 8018

Maintenance schedule, common problems & OEM parts breakdown

The JCB 8018 is a mini excavator in the 1.6 to 1.8 metric ton class, powered by a Perkins 403C-11 engine producing 19 hp (14 kW). Operating weight ranges from 1,662 kg to 1,822 kg depending on configuration. Production spanned from approximately 2007 to May 2012 for the initial serial ranges, with later units covered under serial number the OEM part reference onwards. The machine is available in Conventional Tail Swing (CTS) configurations and was succeeded by the 8020 CTS. Configurations offered include standard and extendable tracks, with options for zero-tail swing variants and handheld tool circuits.

Across its generations, the 8018 evolved from earlier 80-series predecessors to incorporate Interim Tier IV emissions compliance without DEF or DPF systems, allowing for extended 500-hour engine oil intervals. This maintenance advantage distinguishes it from competitors with shorter service cycles. In the used and parts market, the 8018 remains significant due to its accessible ground-level service points and the availability of shared service manuals with the 8014, 8016, and 8020 models, ensuring robust aftermarket support for its Perkins powertrain and hydraulic systems.

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.

Jcb 8018 specifications

Engine

Engine ModelPerkins 403C-11
Gross Power19.7 hp (14.7 kW)
Net Power19 hp (14 kW)
Displacement69 cu in (1131 cc)
Cylinders3
Emissions TierInterim Tier IV

Weights

Operating Weight3664 lb (1662 kg) to 4017 lb (1822 kg) varies by configuration/series

Dimensions

Transport Length10.5 ft to 11.5 ft (3200 mm to 3505 mm) varies by boom/stick option
Transport Width3.22 ft to 9 ft (980 mm to 2743 mm) varies by track configuration
Transport Height7.5 ft (2286 mm)
Track Gauge2.47 ft to 3.64 ft (753 mm to 1110 mm) varies by configuration
Ground Clearance0.6 ft (183 mm)
Tail Swing Radius3.33 ft (1015 mm)

Performance

Max Travel Speed2.36 mph (3.8 km/h)
Max Digging Depth7 ft to 8.17 ft (2134 mm to 2490 mm) varies by boom/stick option
Max Reach Along Ground12.67 ft to 13.75 ft (3862 mm to 4191 mm) varies by boom/stick option
Swing Speed10 rpm

Service capacities (summary)

Fuel Tank Capacity6.2 gal (23 L)
Hydraulic System Capacity7.4 gal (28 L)
Engine Oil Capacity1.1 gal (4.2 L)
Cooling System Capacity1.4 gal (5.3 L)

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

8018 fluids & capacities

SystemCapacityRecommended fluid
Engine crankcase (with filter)4.2 l (1.1 gal)JCB engine oil or JCB Advanced engine oil
Cooling system5.3 l (1.4 gal)JCB coolant
Fuel tank23.5 l (6.2 gal)Diesel fuel
Hydraulic system and tank28.0 l (7.4 gal)JCB hydraulic oil or JCB Advanced Performance Hydraulic Fluid
GreaseN/AJCB grease

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

Jcb 8018 maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil level via dipstick.
  • Check hydraulic tank sight gauge.
  • Check coolant expansion tank level.
  • Check fuel level.
  • Inspect for fluid leaks under engine bay and around rams.
  • Inspect track condition and roller integrity.
Every 500 h
  • Replace engine oil and oil filter.
  • Replace primary and secondary fuel filters.
  • Inspect hydraulic return filter magnet for metallic debris.
  • Take oil samples from engine, hydraulic, and axle systems.
  • Inspect air filter primary element and clean or replace per restriction indicator.
  • Grease all boom, arm, bucket, and kingpost pivot points.
Every 1,000 h
  • Drain, flush, and refill engine coolant with JCB-spec long-life coolant.
  • Replace transmission oil and filter.
  • Replace front and rear axle oil.
  • Perform full ECM diagnostic scan using JCB ServiceMaster tool.
  • Interpret hydraulic oil samples against 500-hour baseline.
  • Inspect turbocharger shaft play, charge cooler boot condition, and wastegate function.
  • Load test alternator and starter.
  • Torque check slew ring bolts.
  • Measure undercarriage components against wear limits.
Every 2,000 h
  • Drain, clean tank, and refill hydraulic system with JCB-spec oil.
  • Inspect boom, arm, chassis, and side frames for structural cracking.
  • Measure swing ring radial and axial play.
  • Inspect brake disc wear and immersed brake condition.
  • Check injector spray pattern via diagnostic tool.
  • Service cab HVAC system including A/C pressure and cabin filter.

Servicing the 8018 beyond the schedule

Predictive Maintenance & Fluid Analysis

At the 500-hour interval, take oil samples from the engine, hydraulic tank, and axle systems to establish a baseline. Compare subsequent samples against this baseline to detect bearing wear or contamination 500 to 800 hours before failure. Inspect the hydraulic return filter magnet for metallic debris before disposal. At 1,000 hours, interpret these samples against the initial baseline to decide whether to extend or compress the next service interval. Use JCB-spec long-life coolant at the 1,000-hour mark to prevent silicate separation and corrosion in the cooling system.

Corrective & Common Repairs

Address black smoke during cold starts by cycling glow plugs for 10 to 15 seconds to ensure proper fuel ignition. Check for white smoke indicating potential coolant leaks. Inspect the turbocharger charge cooler boot and wastegate function at 1,000 hours to maintain engine performance. Replace the primary and secondary fuel filters at 500 hours to protect common-rail injectors from contamination. Verify track tension and roller condition during daily checks to prevent premature undercarriage wear on the 8018's high-strength chassis.

Overhaul & Rebuild Points

At 2,000 hours, measure swing ring radial and axial play using dial indicators to assess slew bearing health. Inspect the boom, arm, and chassis side frames for structural cracking or unauthorized welding. Check brake disc wear and immersed brake condition on the final drive units. Torque slew ring bolts at 1,000 hours to ensure structural integrity. Replace injector spray patterns if diagnostic tools indicate deviation. Drain and clean the hydraulic tank thoroughly during the 2,000-hour hydraulic oil change to remove accumulated sludge.

Seasonal & Environment Servicing

In cold weather, ensure glow plugs are functioning correctly to prevent unburned fuel smoke and hard starting. Check coolant expansion tank levels regularly to prevent overheating in high-temperature environments. Inspect the cab HVAC system, including A/C pressure and evaporator condition, at 2,000 hours to maintain operator comfort. Grease all pivot points frequently in dusty conditions to prevent abrasive wear. Verify track sag and roller condition daily to ensure stability on uneven or soft ground.

8018 common service parts

Part numberPart
17/929700Kit, Fuel Pump And FilterCheck fitment →
649/51689Hose, Fuel, Filter To PumpCheck fitment →
32/925666Element, Fuel Sediment/WaterCheck fitment →
332/S3338Filter, Air, AssemblyCheck fitment →
332/R9701Filter, Assembly, 5 MicronCheck fitment →

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

8018 attachments & work tools

Digging Buckets

Available in mini, midi, and extra heavy duty (XHD) configurations for the 8018 and 8018 CTS models. Strickland MFG lists specific XHD digging buckets and standard mini digging buckets designed for this machine class.

Ditching Buckets

Offered in standard, V-shape, and XHD variants to suit trenching requirements. Strickland MFG provides specific XHD ditching buckets and tilting ditcher buckets for the the OEM part reference CTS.

Specialty Buckets

Includes riddle (skeleton) buckets, concrete pouring buckets, and concrete pulverisers for material separation and demolition. Strickland MFG lists these specific bucket types as compatible with the 8018 series.

Quick Couplers

S-Lock couplers and S-Lock tilt couplers are available for the 8018 and 8018 CTS. Strickland MFG manufactures these couplers specifically for this machine family.

Hydraulic Tools

The 8018 and 8020 CTS models support a handheld tool circuit option for powering breakers and drills. A heavy-duty bushed kingpost is available to extend service life when using hammers.

Material Handling

Pallet forks and ripper hooks are listed as compatible attachments for the 8018 and 8018 CTS. Strickland MFG offers these specific items for the machine class.

Ground Engagement

Stone rakes and grading beams are available for site preparation and cleanup. Strickland MFG lists stone rakes and grading beams as specific attachments for the the OEM part reference CTS.

All 8018 assemblies by section

Every catalogued assembly group for the Jcb 8018. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

A Attachments
A4-1-1 Dozer
13***5DSetscrew, M10 X 202
13***5DBolt, M10x653
13***3DNut, Self Lock M103
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A4-3-1 Dozer, Extension
33***20Pin, Retaining2
33***06Blade, Left Hand Wing1
33***07Blade, Right Hand Wing1
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B Bodywork
B0-3-1 Undercarriage, Index Including Tracks & Hydraulics
12***03Spacer, 14mm1
13***5DSetscrew, M8x204
13***7DSetscrew, M10 X 25mm Long4
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B0-1-1 Main Build
23***07Excavator End, Assembly, Mini Excavator1
23***48Upper Section, Assembly, 8018 Mini Excavator1
23***89Iso De Frost Data, Mini Excavators0
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B0-4-1 Upper Structure
13***5DSetscrew, M10 X 206
13***8DSetscrew, M10 X 302
13***5DBolt4
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B0-5-1 Tank, Fuel & Hydraulic, Assembly
13***3DSetscrew, M10 X16mm6
13***7DSetscrew, M10 X 25mm Long2
13***0DBolt, M10 X 40mm Long2
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B0-2-1 8018, Yellow
23***50Kingpost, Assembly1
23***33Panel, Side, Assembly1
23***55Panel, Left Side, Assembly1
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B1-10-1 Panel, Right Side, Skirt
13***5DSetscrew, M8x204
14***3DWasher2
14***7DWasher, M8 Plain2
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B1-5-1 Tank, Hydraulic
13***7DCapscrew, M105
14***8DWasher, M105
17***02Plug1
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B1-2-1 Bonnet, Yellow, Assembly
13***5DSetscrew, M8x201
13***8DSetscrew, M10 X 304
13***1DNut, Plain7
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B1-11-1 Panel, Left Side, Skirt
13***5DSetscrew, M8x204
14***3DWasher2
14***7DWasher, M8 Plain2
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B2-12-1 Rivet Nut Location, Cab
33***68Assembly, Rivnuts1
33***14Rivet, M121
82***99Nut, Rivet,M6 Open Ended6
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B2-22-1 Hammer, Emergency Glass Breaking
14***01Screw, Self Tapping2
26***78Hammer, Emergency, Glass Breaker; Supercedes 69***88, San 124991
26***79Holder, Hammer1
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B2-6-1 Window, Sliding
33***55Screw, Window Securing1
33***13Seal, Flock Section2
33***63Stop, Rubber2
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B2-24-1 Handle, Grab
33***84Handle, Grab1
82***68Rivet, Nut2
82***72Screw, Button Head, M6 X 15mm2
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B2-3-1 Cab, Assembly, 332/V4813
33***10Wiper, Assembly1
33***16Liner, Roof1
33***19Cab, Electrics1
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B2-34-1 Seatbase, Components, Canopy
16***34Lock, Barrel Assembly1
26***00Clip1
33***01Moulding, Floor Plate1
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B2-13-1 Control Rod, Assembly, 332/A4602
33***96Nut, M12 Thin - Lht1
33***97Nut, M12 Thin1
33***00Joint, Rod End, M12 - Lht1
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B2-9-1 Window, Front, Installation, En474
12***91Washer, Nylon8
13***1DNut, Plain1
16***42Stop, Bump1
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B2-4-1 Glazing, Standard
23***02Glazing, Assembly1
33***24Cushion, Windscreen Spacer2
33***47Window, Up And Over Assembly1
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B2-31-1 Seatbase, Canopy
13***2DSetscrew, M8 X 502
13***3DNut, M6 Lock6
14***6DWasher, M6 Plain6
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B2-33-1 Levers, Housing, Left
12***03Tie, Cable, L=300mm X W=7.6mm1
13***7DSetscrew, M8x252
13***8DSetscrew, M10 X 302
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B2-25-1 Seals, Cab
33***58Seal, Cab Interface2
33***89Foam Seal, 10x10x14342
33***14Seal, Foam Strip, 10 X 10 X 8342
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B2-34-2 Seatbase, Components, Canopy
16***34Lock, Barrel Assembly1
26***00Clip1
33***01Moulding, Floor Plate1
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B2-21-1 Seat Static Cloth
13***3DNut, Self Lock M84
14***2DWasher, Large4
40***04Boot, Sewn1
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B2-5-1 Glazing, En474 Protection
33***24Cushion, Windscreen Spacer2
33***55Window, Sliding, Right Side1
33***43Decal, Impact Protection2
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B2-23-1 Sound Proofing, Seat Base
33***47Console, Sound Proofing, Seatbase1
33***48Console, Sound Proofing, Seatbase1
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B2-31-2 Seatbase, Canopy
13***2DSetscrew, M8 X 502
13***3DNut, M6 Lock6
14***6DWasher, M6 Plain6
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B2-17-1 Glazing, Roof
B2-19-1 Cab, Tilt
13***3DSetscrew, M8 X 16mm1
13***5DSetscrew, M8x204
13***3DNut, Self Lock M86
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B2-16-1 Liner, Roof
33***54Liner, Roof1
33***62Gasket, Foam1
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B2-20-1 Mountings, Cab
12***02Plate, Compression2
13***7DSetscrew, M10 X 25mm Long2
13***8DSetscrew, M10 X 302
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B2-2-2 Seatbase, Cab
13***2DSetscrew, M8 X 502
14***7DWasher, M8 Plain2
23***17Electrics, Main, Assembly1
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B2-1-1 Cab, Assembly, Black
22***03Clip, Jubilee1
22***10Clip, Jubilee2
23***31Electrics, Engine, Assembly1
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B2-18-1 Door Stay, Lockback
13***5DBolt, M6 X 65mm3
13***3DNut, M6 Lock3
14***6DWasher, M6 Plain6
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B2-11-1 Door, Assembly, Sliding Hinge
13***5DSetscrew, M6 X 20mm Long2
13***7DSetscrew, M10 X 25mm Long1
13***2DSetscrew1
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B2-14-1 Trim, Cab
13***1DScrew, M10x122
24***10Grommet, 24mm Dia3
24***12Grommet1
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B2-2-1 Seatbase, Cab
13***2DSetscrew, M8 X 502
14***7DWasher, M8 Plain2
23***17Electrics, Main, Assembly1
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B2-15-1 Door, Striker Bolt
15***00Nut1
33***91Guard, Striker1
33***10Striker, Door1
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B4-5-1 Dipper, Extra Long
14***01Nipple, Grease, Straight, 1/8 Bsp1
14***01Nipple, Grease, 90deg. Angle1
33***35Hose, -4 Hp3050mm, Orfs1
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B4-10-1 Link, Bucket
13***3DNut, Self Lock M102
14***01Nipple, Grease, Straight, 1/8 Bsp2
23***00Link, Tipping1
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B4-2-1 Boom, Long
14***01Nipple, Grease, Straight, 1/8 Bsp1
23***02Boom, Long1
80***08Bush, 40mm Long2
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B4-3-1 Kingpost
13***5DSetscrew, M10 X 202
13***7DBolt, M10 X 75mm2
13***3DNut, Self Lock M102
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B4-6-1 Tipping Link, Lifting Shackle
23***01Link, Tipping1
23***02Link, Lifting 1 Ton1
81***27Label, Lift Capacity1
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B4-4-1 Excavator, Assembly
13***5DBolt, M10x654
13***8DBolt, M10 X 801
13***3DNut, Self Lock M105
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B4-0-1 Ram, Protection
13***5DSetscrew, M10 X 201
14***8DWasher, M101
23***02Plate, Support1
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B5-1-1 Oils, Grease
40***00Fluid, Gear Oil0
40***00Oil, Engine0
40***15Oil, Hydraulic30
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B5-0-1 English Language, Assembly
23***92Decals, Listing1
33***42Handbook1
81***63Label, Plantguard1
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C Electrics
C1-10-1 Light, Working, Boom
70***29Light, Work1
72***21Harness, Boom Worklight1
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C1-12-1 Alarm, Travel
17***06Adaptor Test Point T4
23***05Fan Cowl Drilling De0
24***11Grommet2
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C1-9-1 Isolator Switch, Battery
13***5DSetscrew, M6 X 20mm Long2
13***3DNut, M6 Lock2
14***6DWasher, M6 Plain4
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C1-8-1 Battery
13***7DSetscrew, M10 X 25mm Long1
13***5DCapscrew, M10 X 203
14***8DWasher, M104
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C1-11-1 Light, Working, Cab
12***09Cap, Nut M8; Replaces 69***724
13***7DSetscrew, M8x254
14***7DWasher, M8 Plain4
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C1-1-1 Electrics, Fuses And Relays, Main Harness
33***22Harness, Electrical, Schematic0
33***73801x Mainframe Harne, 8016 1018 With Immob1
71***03Fuse, 5 Amp2
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C1-14-1 Beacon
70***01Bulb, 12v 55w, Halogen1
70***01Lens, Amber, 121mm Dia1
70***00Beacon, 12v, (155mm Tall)1
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C2-1-1 Electrics, Engine, Harness
33***39801x Engine Harness, 80***181
71***28Harness, Charge Lead1
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C3-3-1 Washer Bottle, Screen
13***7DSetscrew, M10 X 25mm Long1
14***8DWasher, M101
23***79Washer, Bottle, Assembly1
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C3-2-1 Electrics, Cab
13***3DNut, Self Lock M81
14***7DWasher, M8 Plain2
33***19Cab, Electrics1
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C3-1-1 Panel, Instrument Cluster
23***31Board, Dash Cab, Assembly1
33***05Panel, Instrument Cluster1
33***88Decal, Panel1
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C3-4-1 Motor, Wiper, Washer
29***00Jet, Washer, Assembly1
33***10Wiper, Assembly1
33***65Motor, Wiper1
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C3-5-1 Heater, Assembly
13***3DSetscrew, M8 X 16mm2
14***7DWasher, M8 Plain2
22***03Clip, Jubilee2
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D Controls
D1-1-1 Floor Control Assembly
12***04Pad, Cable Tie Mounting, Self Adhesive1
13***7DSetscrew, M8x252
13***8DSetscrew, M8 X 30mm4
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D1-2-1 Pedal Control, Auxiliary, & Grey Covers
13***3DNut, Self Lock M82
13***5DScrew, Cap M5 X 204
13***8DCapscrew, M8 X 80mm, Grade 12.92
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D1-4-1 Lever, Dozer Blade
13***5DSetscrew, M8x203
13***3DSetscrew, M10 X16mm1
13***0DSetscrew, M10 X 40mm2
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D1-3-1 Lock, Slew
14***7DWasher, M8 Plain1
21***05Pin, Split1
33***99Knob1
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D2-1-1 Control, Throttle
13***1DScrew, Set M6x122
13***2DNut, 1/4"Unf, Hexagon Thin2
14***6DWasher, M6 Plain2
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E Hydraulics
E0-3-1 Hydraulics, Upper Structure, Iso
33***25Valve, Control, Assembly1
33***32Valve, Assembly1
33***38Hose, Assembly1
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E0-4-1 Hydraulics, Upper Structure, Iso Sae
33***25Valve, Control, Assembly1
33***32Valve, Assembly1
33***38Hose, Assembly1
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E1-15-1 Rotary Coupling, Adapters, 10 Port
13***7DSetscrew, M10 X 25mm Long4
14***8DWasher, M104
17***04Adaptor, Orfs9
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E1-14-1 Hose And Pipework, Seat Base, Iso
23***01Sleeve, Polyurethane3
33***70Block, Manifold1
33***05Hose, -4 Pilot 1360mm Orfs1
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E1-3-1 Hose And Pipework, Seat Base
23***01Sleeve, Polyurethane3
33***56Bracket, Switch1
33***70Block, Manifold1
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E1-40-1 Circuit, Hand Held Kit, Orfs
13***7ZBolt, M10x254
13***0DBolt, M6x402
13***4ZBolt, M10x602
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E1-12-1 Hose And Pipework, Pilot Line, Iso - Sae
33***95Hydraulics, Seatbase, Assembly1
33***25Hose, -4 Orfs Pilot 340mm1
33***48Hose, -4, 560mm, Orfs1
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E1-10-1 Hose And Pipework, Auxiliary, Double Acting
13***5DSetscrew, M8x201
14***7DWasher, M8 Plain1
17***08Adapter, Orfs M/M1
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E1-9-1 Hose And Pipework, Pilot Line, Iso
33***71Hydraulics, Seatbase, Iso, Assembly1
33***25Hose, -4 Orfs Pilot 340mm1
33***48Hose, -4, 560mm, Orfs1
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E1-30-1 Hose And Pipework, Auxiliary, Dipper
13***5DSetscrew, M8x204
14***7DWasher, M8 Plain4
17***08Adaptor, Orfs M/M Bul1
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E1-6-1 Hose And Pipework, Hydraulic Tank, Return
33***09Hose, -10 Hp 380mm Orfs1
33***10Hose, -10 Hp 1440mm Orfs1
33***92Hose, -4 Pilot 500mm Orfs1
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E1-11-1 Manifold Block, Adapters
13***4DBolt2
13***1DNut, M82
14***7DWasher, M8 Plain4
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E1-5-1 Hose And Pipework, Excavator, & Ram Assembies
33***42Ram, Boom, Assembly1
33***44Ram, Bucket, Assembly1
33***46Ram, Swing, Assembly1
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E1-4-1 Hose And Pipework, Undercarriage
33***76Hose, -6 Hp 860mm Orfs2
33***77Hose, -6 Hp 500mm Orfs1
33***79Hose, -6 Hp 500mm Orfs1
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E2-2-1 Pump, Assembly, Flywheel Housing, Coupling, Agri
12***02Plate, Compression4
23***71Pistion Pump Ga 80181
33***33Housing, Flywheel, Piston Pump1
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E2-5-1 Pump, Piston, Adaptors And Fittings
13***8DSetscrew, M10 X 304
14***8DWasher, Hardened4
17***6CAdaptor, Orfs, Male Stud2
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E2-4-1 Pump, Adapters, Assembly
17***6CAdaptor, Orfs, Male Stud3
20***20Pump, Hydraulic1
23***01Adaptor1
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E2-1-1 Pump, Assembly, Flywheel Housing, Coupling
12***02Plate, Compression4
33***33Housing, Flywheel, Piston Pump1
33***81Housing, Flywheel1
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E2-3-1 Motor, Track, Sproket & Adapters
13***7DCapscrew, M1017
17***04Adaptor, Orfs2
17***06Adaptor, Orfs2
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E2-10-1 Motor, Slew
17***04Adaptor, Orfs4
20***41Motor, Slew1
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E3-21-1 Valve, Joystick Control, Left
14***6DWasher, M6 Plain4
17***04Adaptor, Orfs6
25***18Valve, L.H Joystick1
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E3-20-1 Valve, Joystick Control, Right
17***04Adaptor, Orfs6
25***17Controller, /Joystick, Right1
82***60Screw, Button Head, M6x254
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E3-1-1 Valve, Excavator, Adaptors And Fittings
13***5DSetscrew, M8x204
13***8DSetscrew, M10 X 303
14***36Mounting, Bonded3
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E3-10-1 Valve, Changeover
13***7DScrew, M8x752
13***3DNut, Self Lock M82
14***7DWasher, M8 Plain4
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E3-9-1 Valve, Pressure Maintenance, Adaptors And Fittings
13***5DSetscrew, M8x202
13***5DSetscrew, M10 X 202
14***7DWasher, M8 Plain2
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E3-11-1 Valve, Extension, Undercarriage
13***5DSetscrew, M8x202
13***8DSetscrew, M10 X 302
14***36Mounting, Bonded2
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J Track & Running Gear
J1-5-1 Idler Wheel, Unit
13***9DScrew, M12x35mm Long4
14***9DWasher, M124
33***42Idler, Assembly2
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J1-3-1 Idler Wheel, Assembly
22***60Circlip2
23***03Shaft1
23***01Wheel, Idler, Sprocket1
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J1-4-1 Track, Rubber
J1-2-1 Tensioner, Assembly
23***29Idler, Wheel Unit, Assembly1
90***68Piston, Grease Tensioner1
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J1-7-1 Track Assembly, Steel, Fittings & Tensioner
13***7DSetscrew, M10 X 25mm Long12
13***3DNut, Self Lock M1012
14***8DWasher, M1012
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N Engine Perkins 403d-11 Gj65691
N0-1-1 Power Train, Assembly, Engine, Pump, Anciliaries
12***03Tie, Cable, L=300mm X W=7.6mm1
13***9DBolt2
13***9DBolt, Special M8x903
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N1-8-1 Mountings, Engine
13***8DSetscrew, M10 X 308
13***4DScrew, M10x602
13***3DNut, Self Lock M104
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N1-7-1 Flywheel & Housing
02***36Ring, Starter1
02***37Screw6
02***66Flywheel Backplate1
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N1-5-1 Timing Case, Camshaft & Gears, 403d-11 Tier-3
02***68Key1
02***79O Ring1
02***81Bearing1
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N1-2-1 Engine Block, 403d-11 Tier-3
02***05Plug, D=5.4mm1
02***07Plug, 8.4mm5
02***08Hub1
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N1-4-1 Fan,Pulleys,Belt, 403d-11 Tier-3
02***66Pulley, Crankshaft1
02***67Nut1
02***68Key1
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N1-6-1 Timing Levers, Arms & Springs
02***71Screw4
02***78Nut1
02***08Washer1
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N1-3-1 Crankshaft,Pistons, Bearings & Con-Rods
02***42Key1
02***43Pin1
02***52Bush, Small-End1
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N1-1-1 Engine Assembly, With Fuel Pump Kit
02***38Gasket0
02***39Gasket0
02***43Nut0
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N2-4-1 Lifting Plates, 403d-11 Tier-3
02***12Screw2
02***52Plate, Engine Lifting2
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N2-1-1 Cylinder Head
02***42Seal, Inlet Valve3
02***43Spring, Valve6
02***44Cap7
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N2-2-1 Rocker Assembly, Push Rods & Tappets
02***78Nut3
02***66Spring2
02***67Screw, Adjusting6
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N2-3-1 Rocker Cover, 403d-11 Tier-3
01***54Adapter, Oil Cap2
02***73Breather, Gauze1
02***76Nut, Cap3
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N3-1-1 Manifold, Exhaust
02***96Nut2
02***85Stud2
02***39Gasket1
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N3-2-1 Air Filter
22***10Clip, Jubilee3
22***12Clip, Jubilee1
33***38Filter, Air, Assembly1
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N3-3-1 Exhaust System
13***07Bolt, M8 X 251
14***07Washer1
22***17Clip, Worm Drive2
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N4-6-1 Bracket, Casting Complete
23***02Grommet1
23***06Bracket1
58***60Bracket, Radiator Mounting1
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N4-3-1 Radiator & Hoses, Assembly
13***1DScrew, Set M6x126
13***7DSetscrew, M8x254
14***1ZWasher, 2 Ba2
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N4-1-1 Water Pump, 403d-11 Tier-3
02***96Nut1
02***33Hose, By-Pass1
02***39Gasket1
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N4-2-1 Thermostat &, Housing, 403d-11 Tier-3
02***96Nut4
02***85Stud4
02***89Plug, D=30mm2
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N5-1-1 Sump, Oil, 403d-11 Tier-3
02***02Screw20
02***96Gasket1
02***97Screw2
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N5-3-1 Filter, Oil, 403d-11 Tier-3
02***26Connector1
02***28Bolt, Banjo1
02***59Washer4
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N5-2-1 Pump, Oil, 403d-11 Tier-3
02***07Spring1
02***08Dowel3
02***10Pump, Oil & Gear Assembly1
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N6-1-1 Pump,Fuel, & Solenoid
02***96Nut2
02***01Washer1
02***76Shim, 0.20mm1
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N6-3-1 Fuel System
13***3DSetscrew2
13***5DSetscrew, M8x201
13***9DSetscrew, M10 X 35mm Long2
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N6-2-1 Injector,Fuel & Pipe
02***96Nut2
02***66Washer2
02***14Damper4
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N6-5-1 Filter, Fuel Sediment
32***02Ring, Retaining1
32***03Seal, Dust1
32***66Element, Fuel Sediment/Water1
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N6-4-1 Fuel Pump & Filter
02***78Nut1
02***02Screw2
02***94Gasket1
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8018 serial number reference

For the early Gravemaster generation (serials starting with 897...), the identification plate is located on the machine frame. For the later mini excavator generations (serials starting with 104... and 131...), the data plate is attached to the left-hand front face of the machine. Verify applicability with a JCB dealer.

PrefixIdentifies
897000-897999JCB 8018 Gravemaster Excavator
1046000-1047999JCB 8018 Mini Excavator
1319000-1324999JCB 8018 Mini Excavator

Frequently asked questions

What engine does the JCB 8018 use?

Perkins 403C-11

What is the operating weight of the JCB 8018?

1,662 kg to 1,822 kg (varies by configuration)

What model replaced the JCB 8018?

JCB 8020 CTS

What 8018 owners discuss

What engine powers the JCB 8018 and what are the known maintenance quirks?
The JCB 8018 uses a Perkins 403C-11 engine producing 19 hp (14 kW). Owners report the engine is robust if serviced regularly, but requires attention to tappet adjustment. Engine mounts are known to collapse over time, causing the sump to rub against the belly plate and potentially puncture the tin sump. Three mounts are required for replacement. Have your dealer verify engine mount condition and sump integrity before operation.
What are the common hydraulic system failures reported by operators?
Hydraulic pumps often fail around 3,000 hours due to internal drive coupling failure, which can damage the pump body. Pressure maintenance valves may fail, resulting in a loss of servo controls until the blade control lever is pulled. Hydraulic filter heads are prone to leaking, requiring a new base gasket. LS line blockages can cause erratic behavior, such as slow movement when warm that resolves with joystick movement. Have your dealer verify hydraulic pump coupling and valve block function.
What undercarriage and track wear patterns are typical for this machine?
Track idler bearings are known to collapse, which can cause bottom rollers to become seized. General wear in pins and bushings, particularly on the tipping links, is common. Tracks require regular tensioning to maintain optimal performance. Have your dealer verify track idler bearing play and roller seizure status.
What electrical or sensor issues are frequently discussed?
Electrical problems often stem from a dead or low-voltage battery or corroded wiring harnesses. Faulty wiring can cause intermittent power loss or malfunctioning controls. Intermittent shutdowns after 5–10 minutes of operation are frequently caused by clogged fuel filters or contaminated fuel restricting flow, rather than pure electrical faults. Check battery voltage and fuel filter condition.
What specific fluid specifications should be used for the JCB 8018?
The machine requires low-viscosity hydraulic fluid. AW46 hydraulic fluid is recommended for the system. JCB branded service fluids are approved for warranty protection, but equivalent alternatives verified for use are acceptable. Engine coolant must be changed at recommended intervals to prevent silicate separation, which causes brown sludge in the expansion bottle. Use JCB Advanced engine oil for DPF-equipped low-emission engines.
What are the key specifications for the JCB 8018 CTS configuration?
The JCB 8018 CTS has an operating weight of 4,017 lbs (1,822 kg) and a net engine power of 19 hp (14.2 kW). It features a zero-tail swing design with a tail swing radius of 3.3 ft (1,015 mm). Transport length is 11 ft 6 in (0.2 m) with a standard dipper. The undercarriage sprocket-to-idler center distance is 3 ft 44 in (1,127 mm). Operating weight varies by configuration, with some sources citing 3,664 lb (1,662 kg) for specific setups.
What should be checked when buying a used JCB 8018?
Inspect the engine mounts for collapse and check the sump for rubbing damage. Verify the hydraulic pump for internal coupling wear, especially if hours exceed 3,000. Check track idler bearings for collapse and bottom rollers for seizure. Look for leaks at the hydraulic filter head base gasket. Ensure the bonnet catches are functional, as they are known to loosen. Check for rust in confined areas like under the boom pivot or inside track frames. Have your dealer verify the hydraulic pressure maintenance valves and servo control function.

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

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