Overview
The Caterpillar 773E 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 671 hp, travel speed of 41.1 mph and fuel capacity of 185.0 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 Caterpillar 773E Rock Truck against similar articulated dump truck models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
671
hp
Gross Power
710
hp
Rated Payload
119,622.82
lb
Overall Length
30.21
ft
Full Specifications
33 specs
Dimensions
Dump Ground Clearance
2.19 ft / 0.67 m
Dump Height
28.93 ft / 8.82 m
Ground Clearance
2.19 ft / 0.67 m
Load Capacity - Heaped
46 lb / 21 kg
Load Capacity - Struck
35 lb / 16 kg
Overall Height
14.52 ft / 4.43 m
Overall Length
30.21 ft / 9.21 m
Overall Width
14.63 ft / 4.46 m
Rated Payload
119,623 lb / 54,260 kg
Wheelbase
13.75 ft / 4.19 m
Engine
Brake/Hoist System Fluid Capacity
81 gal / 306.6 L
Cooling System Fluid Capacity
40 gal / 151.4 L
Diff And Final Drive Fluid Capacity
41 gal / 155.2 L
Displacement
1,649 cu in / 27.0 L
Empty Weight
66,500 lb / 30,164 kg
Engine Make
2236
Engine Model
3412E
Engine Oil Capacity
18 gal / 68.1 L
Fuel Capacity
185 gal / 700.3 L
Gross Power
710 hp / 529.4 kW
Load Capacity - Heaped
52.40 yd³ / 40.06 m³
Loaded Weight
219,000 lb / 99,337 kg
Max Speed
41.10 mph / 66.1 km/h
Max Torque
2,533 lb-ft / 3,434 Nm
Net Power
671 hp / 500.4 kW
Number Of Gears - Forward
7
Number Of Gears - Reverse
1
Power Measured @
2,000 rpm
Steering System Fluid Capacity
16 gal / 60.6 L
Weight Distribution Front - Empty
47 lb / 21 kg
Weight Distribution Front - Loaded
33 lb / 15 kg
Weight Distribution Rear - Empty
53 lb / 24 kg
Weight Distribution Rear - Loaded
67 lb / 30 kg
Related Machines
Frequently Asked Questions
How powerful is the Caterpillar 773E Rock Truck engine? +
The Caterpillar 773E Rock Truck produces 710 hp (529.4 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 773E Rock Truck compare to similar Articulated Dump Truck models? +
You can compare the Caterpillar 773E 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.