Among the key figures for the Komatsu hm400 2r articulated dump truck (2020-2026) are above-average engine power at 453 hp (338 kW) and above-average weight at 71,562 lb (32.5 t). The listed dump capacity is 21.6 yd³ (16.5 m³).
Specification profile
2020-2026
Weight: 71,562 lb (32.5 t)Engine power: 453 hp (338 kW)Dump Capacity: 21.6 yd³ (16.5 m³)Travel speed: 36.4 mph (58.5 km/h)
71,562 lb (32.5 t)Weight
453 hp (338 kW)Engine power
21.6 yd³ (16.5 m³)Dump Capacity
36.4 mph (58.5 km/h)Travel speed
11.3 ft (3.45 m)Transport width
12.2 ft (3.72 m)Transport height
9.74 ft (2.97 m)Loading Height
37.1 ft (11.3 m)Transport length
How it compares
Low, average or high?
Engine power
Above average
453 hp (338 kW)
Low 184 hp (137 kW)Typical 363 hp (271 kW)High 523 hp (390 kW)
Engine power is above the typical figure.
Weight
Above average
71,562 lb (32.5 t)
Low 33,124 lb (15 t)Typical 60,418 lb (27.4 t)High 104,940 lb (47.6 t)
Weight is above the typical figure.
Dump Capacity
Below average
21.6 yd³ (16.5 m³)
Low 14.4 yd³ (11 m³)Typical 24.7 yd³ (18.8 m³)High 38.6 yd³ (29.5 m³)
Dump Capacity is below the typical figure.
Travel speed
Above average
36.4 mph (58.5 km/h)
Low 19.3 mph (31 km/h)Typical 32.6 mph (52.5 km/h)High 37.3 mph (60 km/h)
Travel speed is above the typical figure.
Transport width
Average
11.3 ft (3.45 m)
Low 8.2 ft (2.5 m)Typical 10.5 ft (3.2 m)High 13.7 ft (4.17 m)
Transport width is close to the typical figure.
Transport height
Average
12.2 ft (3.72 m)
Low 9.51 ft (2.9 m)Typical 11.7 ft (3.58 m)High 13.3 ft (4.04 m)
Transport height is close to the typical figure.
Visual overview
Key measurements
Overall size
The main published dimensions shown together at a glance.
Equipment
Features & equipment
Published equipment and feature availability for this model.
Air conditioningYES
Central LubricationNO
Diesel particulate filterNO
Heated Dump BodyNO
TailgateNO
Overview
Model information
| Manufacturer | Komatsu |
|---|---|
| Model | hm400 2r articulated dump truck |
| Model year / production | 2020-2026 |
Full specifications
Technical details
Performance
Engine power453 hp (338 kW)
Travel speed36.4 mph (58.5 km/h)
Dimensions
Loading Height9.74 ft (2.97 m)
Transport height12.2 ft (3.72 m)
Transport length37.1 ft (11.3 m)
Transport width11.3 ft (3.45 m)
Outside turning radius28.5 ft (8.7 m)
Capacity & weight
Dump Capacity21.6 yd³ (16.5 m³)
Weight71,562 lb (32.5 t)
Net Load80,469 lb (36.5 t)
Engine & drivetrain
Cylinder bore × stroke140×165 mm
Displacement4.03 US gal (15.2 L)
Engine manufacturerKomatsu
Engine typeSAA6D140E-5
Number of cylinders6.0
Setup & fitment
Standard tyres29.5 R 25
Features
Air conditioningYes
Diesel particulate filterNo
Other specifications
Model seriesHM
Central LubricationNo
Heated Dump BodyNo
TailgateNo
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