Overview
The Komatsu 730E-7 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 1,860 hp, travel speed of 34.6 mph, fuel capacity of 850.0 gal and hydraulic capacity of 193.0 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 730E-7 Rock Truck against similar articulated dump truck models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Gross Power
1,860
hp
Rated Payload
409,947.35
lb
Overall Length
42.08
in
Overall Width
24.75
ft
Full Specifications
27 specs
Dimensions
Dump Angle
45 deg
Dump Ground Clearance
5.75 ft / 1.75 m
Dump Height
41.08 in / 1,043 mm
Ground Clearance
3.75 ft / 1.14 m
Load Capacity - Heaped
145 lb / 66 kg
Load Capacity - Struck
101 lb / 46 kg
Overall Height
20.50 ft / 6.25 m
Overall Length
42.08 in / 1,069 mm
Overall Width
24.75 ft / 7.54 m
Rated Payload
409,947 lb / 185,949 kg
Wheelbase
19.33 ft / 5.89 m
Engine
Cooling System Fluid Capacity
108 gal / 408.8 L
Displacement
3,051 cu in / 50.0 L
Empty Weight
309,950 lb / 140,591 kg
Engine Make
2238
Engine Model
SSA16V159
Fuel Capacity
850 gal / 3,217.6 L
Gross Power
1,860 hp / 1,387.0 kW
Hydraulic System Fluid Capacity
193 gal / 730.6 L
Load Capacity - Heaped
94.50 yd³ / 72.25 m³
Loaded Weight
715,000 lb / 324,319 kg
Max Speed
34.60 mph / 55.7 km/h
Number of Cylinders
16
Power Measured @
1,900 rpm
Steering System Fluid Capacity
193 gal / 730.6 L
Hydraulics
Lower Time
15 sec
Raise Time
21 sec
Related Machines
Frequently Asked Questions
How powerful is the Komatsu 730E-7 Rock Truck engine? +
The Komatsu 730E-7 Rock Truck produces 1,860 hp (1,387.0 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 730E-7 Rock Truck compare to similar Articulated Dump Truck models? +
You can compare the Komatsu 730E-7 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.