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Current number of specifications

 
Komatsu D31P-20 Crawler Tractor

Selected Dimensions

Undercarriage
G. Track Gauge4.8 ft in1450 mm
H. Standard Shoe Size23.6 in600 mm

Specification

Engine
MakeKomatsu
ModelS4D102E
Net Power70 hp52.2 kw
Power Measured @2350 rpm
Displacement238 cu in3.9 L
AspirationTurbocharged
Operational
Operating Weight13657.6 lb6195 kg
Fuel Capacity30.4 gal115 L
Cooling System Fluid Capacity5.8 gal22 L
Engine Oil Capacity3.7 gal14 L
Powertrain Fluid Capacity3.4 gal13 L
Final Drives Fluid Capacity2.5 gal9.5 L
Transmission
TypeHydroshift
Number of Forward Gears3
Number of Reverse Gears3
Max Speed - Forward4 mph6.5 km/h
Max Speed - Reverse4.4 mph7.1 km/h
Undercarriage
Ground Pressure3.3 psi22.6 kPa
Ground Contact Area4064.1 in22.6 m2
Standard Shoe Size23.6 in600 mm
Number of Shoes per Side41
Number of Track Rollers per Side6
Track Gauge4.8 ft in1450 mm
Hydraulic System
Pump typegear type
Relief Valve Pressure2494.7 psi17200 kPa