Komatsu D31PX-21 II Crawler dozers research
Komatsu D31PX-21 II Crawler dozers Technical specifications
General
Engine model
SAA4D102E-2
Operating weight
7,652 kg
Max speed forward
8.53 kph
Operational specifications
Drive type
Dual-path, hydrostatic transmission
Blade width
3 mm
Engine
Displacement
3932 cu cm
Aspiration
Turbocharged
Number of cylinders
4
Net power
55.93 kw
Dimensions
Length with blade
4.02 m
Blade height
0.74 mm
Ground clearance
0.4 m
Width over tracks
2.29 m
Refill capacities
Final drives fluid cap
3.41 liters
Engine oil cap
12.49 liters
Undercarriage
Ground contact area
66548.01 cm3
Number of shoes per side
40
Track pitch
16.51 cm
Ground pressure
0.29 bar
Number of track rollers per side
6
Track width
60.96 cm
Track gauge
1.68 m
Hydraulic system
Relief valve pressure
206.15 bar
Service refill capacities
Cooling fluid cap
26.87 liters
Fuel cap
165.03 liters
Hydraulic fluid cap
46.93 liters
Transmission
Max speed reverse
8.53 kph
Number of reverse gears
3
Number of forward gears
3
Blades
Blade angle
25 degrees
Download datasheets
Komatsu D31PX-21 II vs Komatsu D31PX-22
Komatsu D31PX-21 II Crawler dozers
Komatsu D31PX-22 Crawler dozers
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