Komatsu D31A-17 Crawler dozers research
2025
Komatsu D31A-17 Crawler dozers Technical specifications
General
Engine model
4D105-5
Operating weight
5,121 kg
Max speed forward
6.6 kph
Operational specifications
Drive type
planetary gear
Blade width
2 mm
Engine
Displacement
4326 cu cm
Gross power
49.22 kw
Dimensions
Length without blade
2.87 m
Blade height
0.75 mm
Width over tracks
1.86 m
Undercarriage
Tracks length
1 m
Ground pressure
0.41 bar
Number of track rollers per side
5
Track width
33.02 cm
Track gauge
1.46 m
Service refill capacities
Cooling fluid cap
22.33 liters
Fuel cap
115.06 liters
Transmission
Max speed reverse
7.24 kph
Number of reverse gears
3
Number of forward gears
3
Download datasheets
Komatsu D31A-17 vs Komatsu D31E-20
Komatsu D31A-17 Crawler dozers
Komatsu D31E-20 Crawler dozers
Engine model
4D105-5
S4D102E
Operating weight
5,121 kg
6,290 kg
Max speed forward
6.6 kph
6.6 kph
Market Average
-
-
price
-
-
Years
2025
2025
Drive type
planetary gear
Komatsu HYDROSHIFT transmission
Blade width
2 mm
-
Displacement
4,326 cu cm
3,921 cu cm
Gross power
49.22 kw
-
Aspiration
-
Turbocharged
Number of cylinders
-
4
Net power
-
52.2 kw
Length without blade
2.87 m
-
Blade height
0.75 mm
-
Width over tracks
1.86 m
-
Tracks length
1 m
-
Ground pressure
0.41 bar
0.41 bar
Number of track rollers per side
5
5
Track width
33.02 cm
33.02 cm
Track gauge
1.46 m
1.46 m
Ground contact area
-
31,522.23 cm3
Number of shoes per side
-
37
Cooling fluid cap
22.33 liters
22.33 liters
Fuel cap
115.06 liters
115.06 liters
Max speed reverse
7.24 kph
7.24 kph
Number of reverse gears
3
3
Number of forward gears
3
3
Final drives fluid cap
-
9.84 liters
Engine oil cap
-
14 liters
Relief valve pressure
-
172 bar
Pump type
-
Gear driven
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