Overview
The Komatsu Hm400-1 is a articulated dump truck listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 431 hp, capacity of 29.2 yd³, travel speed of 36.5 mph, fuel capacity of 130.8 gal and hydraulic capacity of 47.6 gal. This model can be reviewed for equipment comparison, jobsite planning, fleet research, and specification-based machine selection. Use the full specifications table to compare the Komatsu Hm400-1 against similar articulated dump truck models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
430.50
hp
Gross Power
443.90
hp
Overall Length
36.18
ft
Overall Width
11.32
ft
Full Specifications
34 specs
Dimensions
Capacity - Heaped
29.17 yd³ / 22.30 m³
Capacity - Struck
21.59 yd³ / 16.51 m³
Dump Angle
70 deg
Dump Ground Clearance
2.37 ft / 0.72 m
Dump Height
23.40 ft / 7.13 m
Ground Clearance
2.04 ft / 0.62 m
Overall Height
12.14 ft / 3.70 m
Overall Length
36.18 ft / 11.03 m
Overall Width
11.32 ft / 3.45 m
Wheelbase
17.51 ft / 5.34 m
Engine
Center Axle - Empty
14,833 lb / 6,728 kg
Center Axle - Loaded
52,679 lb / 23,895 kg
Displacement
928 cu in / 15.2 L
Engine Make
2238
Engine Model
SAA6D140E-3
Engine Oil Capacity
13.80 gal / 52.2 L
Front Axle - Empty
36,849 lb / 16,714 kg
Front Axle - Loaded
41,790 lb / 18,956 kg
Fuel Capacity
130.80 gal / 495.1 L
Gross Power
444 hp / 331.0 kW
Hydraulic System Fluid Capacity
47.60 gal / 180.2 L
Max Speed
36.50 mph / 58.7 km/h
Max Torque
1,468 lb-ft / 1,990 Nm
Net Power
431 hp / 321.0 kW
Number of Cylinders
6
Number of Forward Gears
6
Number of Reverse Gears
2
Power Measured @
2,000 rpm
Rear Axle - Empty
14,833 lb / 6,728 kg
Rear Axle - Loaded
52,679 lb / 23,895 kg
Total Empty
66,514 lb / 30,170 kg
Total Loaded
147,148 lb / 66,745 kg
Transmission Fluid Capacity
30.40 gal / 115.1 L
Hydraulics
Raise Time
12 sec
Related Machines
Frequently Asked Questions
How powerful is the Komatsu Hm400-1 engine? +
The Komatsu Hm400-1 produces 444 hp (331.0 kW) of engine power. This output is typical for its weight class and designed to handle demanding Articulated Dump Truck work cycles efficiently.
How does the Komatsu Hm400-1 compare to similar Articulated Dump Truck models? +
You can compare the Komatsu Hm400-1 side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.