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Current number of specifications

 
Komatsu D31PX-21 KOMSTAT II Crawler Tractor

Selected Dimensions

Dimensions
A. Length w/ Blade13.1 ft in3995 mm
B. Width Over Tracks7.4 ft in2250 mm
C. Height to Top of Cab8.8 ft in2700 mm
E. Ground Clearance1.3 ft in384 mm
Undercarriage
G. Track Gauge5.4 ft in1650 mm
H. Standard Shoe Size24 in600 mm

Specification

Engine
MakeKomatsu
ModelSAA4D102E-2
Net Power75 hp56 kw
Displacement240 cu in3.9 L
Number of Cylinders4
AspirationTurbocharged
Operational
Operating Weight16870 lb7650 kg
Fuel Capacity43.6 gal165 L
Cooling System Fluid Capacity7.1 gal27 L
Engine Oil Capacity3.3 gal12.5 L
Hydraulic Fluid Capacity12.4 gal47 L
Final Drives Fluid Capacity0.9 gal3.5 L
Transmission
Typedual-path hydrostatic transmission
Number of Forward Gears3
Number of Reverse Gears3
Max Speed - Forward5.3 mph8.5 km/h
Max Speed - Reverse5.3 mph8.5 km/h
Undercarriage
Ground Pressure4.1 psi28 kPa
Ground Contact Area4061 in22.6 m2
Standard Shoe Size24 in600 mm
Number of Shoes per Side40
Number of Track Rollers per Side6
Track Pitch65 in1650 mm
Track Gauge5.4 ft in1650 mm
Hydraulic System
Relief Valve Pressure2990 psi20615.3 kPa
Standard Blade
Width10.5 ft in3200 mm
Height2.8 in855 mm
Blade Angle (both directions)25 degrees
Cutting Depth1.3 in380 mm
Dimensions
Length w/ Blade13.1 ft in3995 mm
Width Over Tracks7.4 ft in2250 mm
Height to Top of Cab8.8 ft in2700 mm
Ground Clearance1.3 ft in384 mm