- Length Of Track On Ground: 7.34 ft / 2235 mm
- Ground Clearance: 2.42 ft / 735 mm
- Tail Swing Radius: 4.38 ft / 1335 mm
- Track Gauge: 6.14 ft / 1870 mm
Published dimensions and weight
Komatsu PC88MR-8
The Komatsu PC88MR-8 is a midi excavator of about 8.2 t, powered by a 68 hp engine.
01Published dimensions and weight
Dimensions reference
Representative category illustration; exact model may differ.Measurement reference — not to scale
01Dimensions referenceLength × width × height
02Operating Weight18133.1 lb8225 kg
03Selected published values72
Midi excavators are commonly used for digging, trenching and site work where a mid-size tracked machine fits the access available. Published rows for Komatsu PC88MR-8 include published operating weight of 18133.1 lb / 8225 kg, the published “Length Of Track On Ground” field of 7.34 ft / 2235 mm, the published “Ground Clearance” field of 2.42 ft / 735 mm. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Length Of Track On Ground” field (7.34 ft / 2235 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Ground Clearance” field (2.42 ft / 735 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Tail Swing Radius” field (4.38 ft / 1335 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Dimensions
Length Of Track On Ground7.34 ft2235 mm
Ground Clearance2.42 ft735 mm
Tail Swing Radius4.38 ft1335 mm
Track Gauge6.14 ft1870 mm
Track Length On Ground7.34 ft2235 mm
Overall Height8.96 ft2730 mm
Overall Length20.26 ft6175 mm
Overall Track Width7.62 ft2320 mm
Removal Counterweight Clearance2.42 ft735 mm
Undercarriage
Shoe Size17.72 in450 mm
Seal Of TrackSealed trackSealed track
Shoe TypeRoadlinerRoadliner
Number Of Shoes (Each Side)3939
Number Of Track Rollers Per Side55
Track AdjusterHydraulicHydraulic
Track FrameBox-sectionBox-section
Centre FrameX-frameX-frame
Number Of Carrier Rollers Per Side11
Swing System
Swing ReductionPlanetary gearPlanetary gear
Swing Circle LubricationGrease-bathedGrease-bathed
Driven ByHydraulic motorHydraulic motor
Swing LockMechanical disc brakeMechanical disc brake
Engine
Horsepower, Gross-Sae J199568 hp50.7 kw
Horsepower, Net-Iso 924965.8 hp49 kw
Horsepower, Net-Sae J134965.8 hp49 kw
Lubrication SystemMethod- Gear pump, force-lubrication; Filter-Full-flowMethod- Gear pump, force-lubrication; Filter-Full-flow
Starter Motor4.5 kW/24 V4.5 kW/24 V
Battery55 Ah/2 x 12 V55 Ah/2 x 12 V
Number Of Cylinders44
Engine Make22382238
Engine ModelSAA4D95LE-5SAA4D95LE-5
Engine TypeWater-cooled,4-cycleWater-cooled,4-cycle
Air CleanerDry-type with double elements and auto dust evacuator, plus dust indicatorDry-type with double elements and auto dust evacuator, plus dust indicator
GovernorAll-speed control, electronicAll-speed control, electronic
Power Measured @1950 rpm1950 rpm
Displacement199 cu in3.3 L
AspirationTurbocharged, and air-to-air aftercooledTurbocharged, and air-to-air aftercooled
Alternator35 A/24 V amps35 A/24 V amps
Bore And Stroke95 mm x 115 mm 3.74" x 4.53"95 mm x 115 mm 3.74" x 4.53"
Fan Drive TypeMechanicalMechanical
Fuel SystemDirect injectionDirect injection
Driveline
Drawbar Pull, Maximum (Kg)68206820
Travel Speed2.9/5.02.9/5.0
Capacities
Swing Drive0.8 gal2.8 L
Fuel Tank33.1 gal125 L
Final Drive0.3 gal1.1 L
Engine Oil3.1 gal11.5 L
Radiator2.7 gal10 L
Hydraulic26.5 gal100 L
Operational
Swing Speed1335 rpm1335 rpm
Boom Size11.2 ft3.5 m
Boom TypeStandardStandard
Arm Size5.5 ft1.7 m
Bucket Size – Kga Standard Gp0.3 yd30.3 m3
Arm TypeStandardStandard
Arm Crowd Force – Iso39603960
Digging Reach – Maximum22.8 ft6935 mm
Digging Depth – Maximum13.7 ft4160 mm
Maximum Reach @ Ground Level22.1 ft6725 mm
Bucket Crowd Force – Iso62506250
Weights
Operating Weight18133.1 lb8225 kg
Bucket Weight - Kga Gp456.4 lb207 kg
Quick Hitch Weight – Kga231.5 lb105 kg
Hydraulic System
Hydraulic System TypeHydrauMind SystemHydrauMind System
Selectable Work Modes55
Economy Sub-Mode Selections44
Main Pump TypeVariable displacement, axial pistonVariable displacement, axial piston
Maximum Flow Rate42.3 gal/min160 L/min
Hydraulic Motor (Travel)2 x piston motor with parking brake2 x piston motor with parking brake
Hydraulic Motor (Swing)1 x piston motor with swing holding brake1 x piston motor with swing holding brake
Brakes
Parking BrakeMechanical discMechanical disc
Service BrakeHydraulic lockHydraulic lock
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Manufacturer-published specifications.