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Current number of specifications

 
Caterpillar 789C Rock Truck

Selected Dimensions

Dimensions
A. Overall Length39.9 ft in12177 mm
B. Overall Width25.2 ft in7674 mm
C. Overall Height20.3 ft in6182 mm
D. Wheelbase18.7 ft in5700 mm
E. Ground Clearance3.8 ft in1173 mm
F. Dump Height39.3 ft in11950 mm
G. Dump Ground Clearance4.4 ft in1330 mm
Dump
H. Dump Angle49.5 degrees 

Specification

Engine
MakeCaterpillar
Model3516B EUI
Gross Power1900 hp1417 kw
Net Power1770.2 hp1320 kw
Power Measured @1750 rpm
Displacement4211 cu in69 L
AspirationTurbocharged
Number of Cylinders16
Operational
Fuel Capacity851 gal3222 L
Cooling System Fluid Capacity175 gal663 L
Engine Oil Capacity20 gal76 L
Diff and Final Drive Fluid Capacity154 gal583 L
Steering System Fluid Capacity50 gal189 L
Brake/Hoist System Fluid Capacity240 gal909 L
Hydraulic System Fluid Capacity140 gal531 L
Operating Voltage24 V
Alternator Supplied Amperage75 amps
Tire Size37.00-R57(E4)
Transmission
TypeSix-speed planetary power shift with direct injection
Number of Gears - Forward6
Number of Gears - Reverse1
Max Speed32.7 mph52.6 km/h
Weights
Empty Weight299100.8 lb135670 kg
Loaded Weight700000 lb317515 kg
Weight Distribution Front - empty47 %
Weight Distribution Rear - empty53 %
Weight Distribution Front - loaded33 %
Weight Distribution Rear - loaded67 %
Dump
Rated Payload390000 lb176901 kg
Load Capacity - Struck102 yd392 m3
Load Capacity - heaped137.3 yd3105 m3
Dump Angle49.5 degrees
Raise Time18.9 sec
Lower Time17.3 sec
Dimensions
Overall Length39.9 ft in12177 mm
Overall Width25.2 ft in7674 mm
Overall Height20.3 ft in6182 mm
Wheelbase18.7 ft in5700 mm
Ground Clearance3.8 ft in1173 mm
Dump Height39.3 ft in11950 mm
Dump Ground Clearance4.4 ft in1330 mm