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Komatsu D21S-5 Crawler loaders research

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2025

Komatsu D21S-5 Crawler loaders Technical specifications

General

Engine model

4D94

Operating weight

3,830 kg

Bucket capacity

0.46 cu m

Max speed forward

4.51 kph

Engine

Displacement

2933 cu cm

Net power

29.08 kw

Undercarriage

Tracks length

1 m

Ground pressure

0.37 bar

Number of track rollers per side

5

Track width

30.23 cm

Track gauge

1.31 m

Dimensions

Ground clearance

0.34 m

Width over tracks

1.62 m

Length with bucket

3.57 m

Loader

Breakout force

3569.78 kg

Loader dump height

2.13 m

Loader dump reach

0.76 m

Tipping load

2231.68 kg

Service refill capacities

Cooling fluid cap

13.25 liters

Fuel cap

60.18 liters

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Komatsu D21S-5 vs Komatsu D31P-20

Komatsu D21S-5 Crawler loaders

Komatsu D31P-20 Crawler loaders

General
Engine model
4D94
S4D102E
Operating weight
3,830 kg
6,195 kg
Bucket capacity
0.46 cu m
-
Max speed forward
4.51 kph
6.6 kph
Market Average
-
-
price
-
-
Years
2025
2025
Engine
Displacement
2,933 cu cm
3,900 cu cm
Net power
29.08 kw
52.2 kw
Aspiration
-
Turbocharged
Undercarriage
Tracks length
1 m
2 m
Ground pressure
0.37 bar
0.23 bar
Number of track rollers per side
5
6
Track width
30.23 cm
60.2 cm
Track gauge
1.31 m
1.46 m
Ground contact area
-
66,600.45 cu cm
Number of shoes per side
-
41
Dimensions
Ground clearance
0.34 m
-
Width over tracks
1.62 m
2.07 m
Length with bucket
3.57 m
3.05 m
Loader
Breakout force
3,569.78 kg
-
Loader dump height
2.13 m
-
Loader dump reach
0.76 m
-
Tipping load
2,231.68 kg
-
Service refill capacities
Cooling fluid cap
13.25 liters
22.33 liters
Fuel cap
60.18 liters
115.06 liters
Refill capacities
Final drives fluid cap
-
9.84 liters
Engine oil cap
-
14 liters
Hydraulic system
Relief valve pressure
-
172 bar
Pump type
-
Gear driven

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