Komatsu D21A-6 Crawler dozers research
2025
Komatsu D21A-6 Crawler dozers Technical specifications
General
Engine model
4D95S
Operating weight
3,600 kg
Operational specifications
Drive type
HS
Blade width
2 mm
Engine
Displacement
2690 cu cm
Gross power
29.83 kw
Number of cylinders
4
Dimensions
Length with blade
3.41 m
Length without blade
2.56 m
Blade height
0.59 mm
Ground clearance
0.3 m
Width over tracks
1.62 m
Undercarriage
Number of shoes per side
37
Track pitch
13.72 cm
Tracks length
1 m
Number of track rollers per side
5
Track width
30.23 cm
Track gauge
1.31 m
Transmission
Number of reverse gears
2
Number of forward gears
2
Download datasheets
Komatsu D21A-6 vs Komatsu D21A-7
Komatsu D21A-6 Crawler dozers
Komatsu D21A-7 Crawler dozers
Engine model
4D95S
4D95S
Operating weight
3,600 kg
3,600 kg
Market Average
-
-
price
-
-
Years
2025
2025
Drive type
HS
HS
Blade width
2 mm
2 mm
Displacement
2,690 cu cm
2,690 cu cm
Gross power
29.83 kw
29.83 kw
Number of cylinders
4
4
Length with blade
3.41 m
3.41 m
Length without blade
2.56 m
2.56 m
Blade height
0.59 mm
0.59 mm
Ground clearance
0.3 m
0.3 m
Width over tracks
1.62 m
1.62 m
Number of shoes per side
37
-
Track pitch
13.72 cm
13.72 cm
Tracks length
1 m
1 m
Number of track rollers per side
5
5
Track width
30.23 cm
30.23 cm
Track gauge
1.31 m
1.31 m
Number of reverse gears
2
2
Number of forward gears
2
2
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