Komatsu D31PLL-20E Crawler dozers research
2025
Komatsu D31PLL-20E Crawler dozers Technical specifications
General
Engine model
S4D102E-1-A
Operating weight
7,700 kg
Operational specifications
Drive type
HS
Blade width
3 mm
Engine
Displacement
3921 cu cm
Gross power
52.95 kw
Number of cylinders
4
Dimensions
Length with blade
4.33 m
Length without blade
3.41 m
Blade height
0.55 mm
Ground clearance
0.4 m
Width over tracks
2.96 m
Undercarriage
Track pitch
15.49 cm
Tracks length
2 m
Number of track rollers per side
8
Track width
60.96 cm
Track gauge
1.92 m
Transmission
Number of reverse gears
3
Number of forward gears
3
Download datasheets
Komatsu D31PLL-20E vs Komatsu D31PX-21 II
Komatsu D31PLL-20E Crawler dozers
Komatsu D31PX-21 II Crawler dozers
Engine model
S4D102E-1-A
SAA4D102E-2
Operating weight
7,700 kg
7,652 kg
Max speed forward
-
8.53 kph
Market Average
-
-
price
-
-
Years
2025
2025
Drive type
HS
Dual-path, hydrostatic transmission
Blade width
3 mm
3 mm
Displacement
3,921 cu cm
3,932 cu cm
Gross power
52.95 kw
-
Number of cylinders
4
4
Aspiration
-
Turbocharged
Net power
-
55.93 kw
Length with blade
4.33 m
4.02 m
Length without blade
3.41 m
-
Blade height
0.55 mm
0.74 mm
Ground clearance
0.4 m
0.4 m
Width over tracks
2.96 m
2.29 m
Track pitch
15.49 cm
16.51 cm
Tracks length
2 m
-
Number of track rollers per side
8
6
Track width
60.96 cm
60.96 cm
Track gauge
1.92 m
1.68 m
Ground contact area
-
66,548.01 cm3
Number of shoes per side
-
40
Ground pressure
-
0.29 bar
Number of reverse gears
3
3
Number of forward gears
3
3
Max speed reverse
-
8.53 kph
Final drives fluid cap
-
3.41 liters
Engine oil cap
-
12.49 liters
Relief valve pressure
-
206.15 bar
Cooling fluid cap
-
26.87 liters
Fuel cap
-
165.03 liters
Hydraulic fluid cap
-
46.93 liters
Blade angle
-
25 degrees
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