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Komatsu D40A-1 Crawler dozers research

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2025

Komatsu D40A-1 Crawler dozers Technical specifications

General

Engine model

S4D105

Operating weight

9,320 kg

Max speed forward

9.66 kph

Operational specifications

Drive type

Direct drive

Blade width

3 mm

Engine

Displacement

3980 cu cm

Gross power

59.66 kw

Number of cylinders

4

Dimensions

Length with blade

4.27 m

Length without blade

3.29 m

Blade height

0.75 mm

Ground clearance

0.37 m

Width over tracks

1.95 m

Undercarriage

Number of shoes per side

37

Track pitch

17.53 cm

Tracks length

2 m

Ground pressure

0.5 bar

Number of track rollers per side

5

Track width

40.13 cm

Track gauge

1.55 m

Service refill capacities

Cooling fluid cap

34.07 liters

Fuel cap

210.07 liters

Transmission

Max speed reverse

7.72 kph

Number of reverse gears

3

Number of forward gears

4

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Komatsu D40A-1 vs Komatsu D40A-3

Komatsu D40A-1 Crawler dozers

Komatsu D40A-3 Crawler dozers

General
Engine model
S4D105
6D105-1
Operating weight
9,320 kg
9,800 kg
Max speed forward
9.66 kph
8.85 kph
Market Average
-
-
price
-
-
Years
2025
2025
Operational specifications
Drive type
Direct drive
Direct drive
Blade width
3 mm
3 mm
Engine
Displacement
3,980 cu cm
6,490 cu cm
Gross power
59.66 kw
69.35 kw
Number of cylinders
4
6
Dimensions
Length with blade
4.27 m
4.27 m
Length without blade
3.29 m
3.41 m
Blade height
0.75 mm
0.75 mm
Ground clearance
0.37 m
0.37 m
Width over tracks
1.95 m
1.95 m
Undercarriage
Number of shoes per side
37
37
Track pitch
17.53 cm
17.53 cm
Tracks length
2 m
2 m
Ground pressure
0.5 bar
0.5 bar
Number of track rollers per side
5
5
Track width
40.13 cm
40.13 cm
Track gauge
1.55 m
1.55 m
Service refill capacities
Cooling fluid cap
34.07 liters
33.31 liters
Fuel cap
210.07 liters
245.27 liters
Transmission
Max speed reverse
7.72 kph
8.05 kph
Number of reverse gears
3
4
Number of forward gears
4
5

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