Overview
The Komatsu HD780 Rock Truck 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 782 hp, travel speed of 40.4 mph and fuel capacity of 264.2 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 HD780 Rock Truck against similar articulated dump truck models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
782
hp
Gross Power
800
hp
Overall Length
32.76
ft
Overall Width
18.71
ft
Full Specifications
19 specs
Dimensions
Dump Angle
64 deg
Dump Ground Clearance
2.96 ft / 0.90 m
Dump Height
29.53 ft / 9.00 m
Ground Clearance
2.56 ft / 0.78 m
Overall Height
15.98 ft / 4.87 m
Overall Length
32.76 ft / 9.99 m
Overall Width
18.71 ft / 5.70 m
Wheelbase
15.59 ft / 4.75 m
Engine
Cooling System Fluid Capacity
60.80 gal / 230.2 L
Displacement
1,709 cu in / 28.0 L
Engine Make
2347
Engine Model
VTA-1710
Engine Oil Capacity
23.80 gal / 90.1 L
Fuel Capacity
264.20 gal / 1,000.1 L
Gross Power
800 hp / 596.6 kW
Max Speed
40.40 mph / 65.0 km/h
Net Power
782 hp / 583.1 kW
Number Of Gears - Forward
6
Number Of Gears - Reverse
1
Related Machines
Frequently Asked Questions
How powerful is the Komatsu HD780 Rock Truck engine? +
The Komatsu HD780 Rock Truck produces 800 hp (596.6 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 HD780 Rock Truck compare to similar Articulated Dump Truck models? +
You can compare the Komatsu HD780 Rock Truck 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.