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Komatsu D39PX-21 KOMSTAT II Crawler dozers research

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2025

Komatsu D39PX-21 KOMSTAT II Crawler dozers Technical specifications

General

Engine model

SAA4D102E-2

Operating weight

8,899 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 and air-to-air aftercooled

Number of cylinders

4

Net power

70.84 kw

Dimensions

Length with blade

4.21 m

Blade height

0.76 mm

Width over tracks

2.44 m

Refill capacities

Final drives fluid cap

3.41 liters

Engine oil cap

12.49 liters

Undercarriage

Ground contact area

76118.08 cm3

Number of shoes per side

39

Track pitch

17.78 cm

Tracks length

2 m

Ground pressure

0.3 bar

Number of track rollers per side

6

Track width

63.5 cm

Track gauge

1.8 m

Service refill capacities

Cooling fluid cap

32.17 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

View more

Download datasheets

Komatsu D39PX-21 KOMSTAT II vs Komatsu D85E-SS-2

Komatsu D39PX-21 KOMSTAT II Crawler dozers

Komatsu D85E-SS-2 Crawler dozers

General
Engine model
SAA4D102E-2
S6D125
Operating weight
8,899 kg
15,620 kg
Max speed forward
8.53 kph
10.62 kph
Market Average
-
AED 125,000
price
-
-
Years
2025
2025
Operational specifications
Drive type
Dual-path, hydrostatic transmission
-
Blade width
3 mm
-
Engine
Displacement
3,932 cu cm
11,044 cu cm
Aspiration
turbocharged and air-to-air aftercooled
-
Number of cylinders
4
-
Net power
70.84 kw
-
Dimensions
Length with blade
4.21 m
4.15 m
Blade height
0.76 mm
-
Width over tracks
2.44 m
2.68 m
Refill capacities
Final drives fluid cap
3.41 liters
-
Engine oil cap
12.49 liters
-
Undercarriage
Ground contact area
76,118.08 cm3
-
Number of shoes per side
39
-
Track pitch
17.78 cm
-
Tracks length
2 m
2 m
Ground pressure
0.3 bar
-
Number of track rollers per side
6
-
Track width
63.5 cm
61.21 cm
Track gauge
1.8 m
2.07 m
Service refill capacities
Cooling fluid cap
32.17 liters
-
Fuel cap
165.03 liters
407.27 liters
Hydraulic fluid cap
46.93 liters
-
Transmission
Max speed reverse
8.53 kph
13.52 kph
Number of reverse gears
3
-
Number of forward gears
3
3
Blades
Blade angle
25 degrees
-

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