Overview
The Komatsu HM400-3M0 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 448 hp and travel speed of 34.8 mph. 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 HM400-3M0 against similar articulated dump truck models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
448
hp
Gross Power
453
hp
Overall Length
36.44
ft
Overall Width
11.32
ft
Full Specifications
43 specs
Dimensions
Capacity Struck
23.90
Fuel Tank - Diesel
136.90 gal / 518.2 L
Ground Clearance
2.33 ft / 0.71 m
Heaped (2:1, Sae)
31.40
Material Thickness-Bottom
0.60
Material Thickness-Front
0.40
Material Thickness-Sides
0.50
Overall Height
12.26 ft / 3.74 m
Overall Length
36.44 ft / 11.11 m
Overall Width
11.32 ft / 3.45 m
Turning Radius – Outside Minimum
28.88 ft / 8.80 m
Tyre Gauge
9.72
Engine
Bore
5.60 in / 142 mm
Center Axle - Empty
23 lb / 10 kg
Center Axle - Loaded
35 lb / 16 kg
Differential
3.73
Displacement
930 cu in / 15.2 L
Empty Weight
75,056 lb / 34,045 kg
Engine Make
—
Engine Model
Komatsu SAA6D140E-5
Engine Type
Water-cooled, 4-cycle
Final Drive
8.5
Front Axle - Empty
57 lb / 26 kg
Front Axle - Loaded
29 lb / 13 kg
Gross Power
453 hp / 337.8 kW
Net Power
448 hp / 334.1 kW
Number of Cylinders
6
Power Measured @
2,000 rpm
Rear Axle - Empty
20 lb / 9 kg
Rear Axle - Loaded
35 lb / 16 kg
Standard
ISO5010, SAE J1511
Stroke
6.50 in / 165 mm
Travel Speed
34.80 mph / 56.0 km/h
Hydraulics
Compliance
3,471
Differentials
28.60
Engine Oil
13.30 gal / 50.3 L
Gross Weight
163,418 lb / 74,125 kg
Hoist Time
12
Planetary
4.94
Speed Range
6
Standard
ISO3450
Suspension
5.40
Torque Converter, Transmission And Retarder Cooling
33 lb-ft / 45 Nm
Related Machines
Frequently Asked Questions
How powerful is the Komatsu HM400-3M0 engine? +
The Komatsu HM400-3M0 produces 453 hp (337.8 kW) of engine power. This output is typical for its weight class and designed to handle demanding Articulated Dump Truck work cycles efficiently.
What is the travel speed of the Komatsu HM400-3M0? +
The Komatsu HM400-3M0 has a maximum travel speed of 34.8 mph (56.0 km/h), enabling efficient movement between work areas on the job site.
How does the Komatsu HM400-3M0 compare to similar Articulated Dump Truck models? +
You can compare the Komatsu HM400-3M0 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.