Overview
The Caterpillar 771D 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 485 hp, travel speed of 35.5 mph and fuel capacity of 140.1 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 Caterpillar 771D Rock Truck against similar articulated dump truck models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
485
hp
Gross Power
510
hp
Rated Payload
90,279.30
lb
Overall Length
26.91
ft
Full Specifications
25 specs
Dimensions
Dump Ground Clearance
1.53 ft / 0.47 m
Dump Height
25.38 ft / 7.74 m
Ground Clearance
1.97 ft / 0.60 m
Load Capacity - Heaped
36 lb / 16 kg
Load Capacity - Struck
26 lb / 12 kg
Overall Height
12.11 ft / 3.69 m
Overall Length
26.91 ft / 8.20 m
Overall Width
12.01 ft / 3.66 m
Rated Payload
90,279 lb / 40,950 kg
Wheelbase
12.19 ft / 3.72 m
Engine
Displacement
1,099 cu in / 18.0 L
Empty Weight
76,611 lb / 34,750 kg
Engine Make
2236
Engine Model
3408ETA
Fuel Capacity
140.10 gal / 530.3 L
Gross Power
510 hp / 380.3 kW
Load Capacity - Heaped
35.80 yd³ / 27.37 m³
Loaded Weight
166,890 lb / 75,700 kg
Max Speed
35.50 mph / 57.1 km/h
Net Power
485 hp / 361.7 kW
Number Of Gears - Forward
6
Weight Distribution Front - Empty
50 lb / 23 kg
Weight Distribution Front - Loaded
33 lb / 15 kg
Weight Distribution Rear - Empty
50 lb / 23 kg
Weight Distribution Rear - Loaded
67 lb / 30 kg
Related Machines
Frequently Asked Questions
How powerful is the Caterpillar 771D Rock Truck engine? +
The Caterpillar 771D Rock Truck produces 510 hp (380.3 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 Caterpillar 771D Rock Truck compare to similar Articulated Dump Truck models? +
You can compare the Caterpillar 771D 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.