Overview
The Caterpillar 769D 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 48.3 mph, fuel capacity of 140.1 gal and hydraulic capacity of 41.0 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 769D Rock Truck against similar articulated dump truck models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
476
hp
Gross Power
510
hp
Rated Payload
79,000
lb
Overall Length
26.37
ft
Full Specifications
95 specs
Dimensions
Centerline Front Tire Width
10.18 ft / 3.10 m
Centerline Of Rear Dual Tire Width
8.10 ft / 2.47 m
Dump Angle
60 deg
Dump Ground Clearance
1.53 ft / 0.47 m
Dump Height
25.43 ft / 7.75 m
Engine Guard Clearance
2.06 ft / 0.63 m
Front Canopy Height
12.97 ft / 3.95 m
Ground Clearance
2.06 ft / 0.63 m
Height - Top Of Rops
12.11 ft / 3.69 m
Inside Body Depth - Maximum
4.56 ft / 1.39 m
Inside Body Length
17.31 ft / 5.28 m
Inside Body Width
12 ft / 3.66 m
Load Capacity - Heaped
32 lb / 14 kg
Load Capacity - Struck
22 lb / 10 kg
Loading Height - Empty
10.31 ft / 3.14 m
Operating Width
16.63 ft / 5.07 m
Overall Body Length
24.98 ft / 7.61 m
Overall Canopy Width
14.43 ft / 4.40 m
Overall Height
12.11 ft / 3.69 m
Overall Height - Body Raised
25.29 ft / 7.71 m
Overall Length
26.37 ft / 8.04 m
Overall Tire Width
11.76 ft / 3.58 m
Overall Width
12.83 ft / 3.91 m
Rated Payload
79,000 lb / 35,834 kg
Rear Axle - Clearance
2.02 ft / 0.62 m
Rear Axle - Tail
8 lb / 4 kg
Wheel Base
12.18 in / 309 mm
Wheelbase
12.19 ft / 3.72 m
Engine
10.31 mile/h
1
Body Power Down - High Idle
8.30
Brake/Hoist System Fluid Capacity
73.20 gal / 277.1 L
Cooling System Fluid Capacity
30 gal / 113.6 L
Diff And Final Drive Fluid Capacity
22 gal / 83.3 L
Displacement
1,099 cu in / 18.0 L
Empty Weight
78,088 lb / 35,420 kg
Engine Make
2236
Engine Model
3408ETA
Engine Oil Capacity
11.90 gal / 45.0 L
Flywheel Power
485 hp / 361.7 kW
Forward - 1
7.90 mph / 12.7 km/h
Forward - 2
10.70 mph / 17.2 km/h
Forward - 3
14.50 mph / 23.3 km/h
Forward - 4
19.60 mph / 31.5 km/h
Forward - 5
26.50 mph / 42.6 km/h
Forward - 6
35.60 mph / 57.3 km/h
Forward - 7
48.30 mph / 77.7 km/h
Front Axle - Empty
50 lb / 23 kg
Front Axle - Loaded
33 lb / 15 kg
Fuel Capacity
140.10 gal / 530.3 L
Fuel Tank
140 gal / 530.0 L
Gross Power
510 hp / 380.3 kW
Gross Power - Sae J1995
485 hp / 361.7 kW
Hydraulic System Fluid Capacity
41 gal / 155.2 L
Loaded Weight
157,410 lb / 71,400 kg
Max Speed
48.30 mph / 77.7 km/h
Max Torque
1,618 lb-ft / 2,194 Nm
Net Power
485 hp / 361.7 kW
Net Power - 80/1269/Eec
21 hp / 15.8 kW
Net Power - Cat
68,900 hp / 51,378.7 kW
Net Power - Iso 9249
47 hp / 35.0 kW
Net Power - Sae J1349
37 hp / 27.9 kW
Number Of Gears - Forward
8
Number Of Gears - Reverse
1
Planetary Ratio
4.80
Power Measured @
2,000 rpm
Pump Flow - High Idle
110.16 gal/min / 417.0 L/min
Rear Axle - Empty
50 lb / 23 kg
Rear Axle - Loaded
67 lb / 30 kg
Relief Valve Setting - Raise
2,498 psi / 172.2 bar
Reverse
10.31
Steering System Fluid Capacity
14.80 gal / 56.0 L
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
Hydraulics
Lower Time
8.31 sec
Raise Time
7.50 sec
Other
8.3 s
2
Body Capacity - Sae 2:1
30.70
Body Capacity - Struck
21.20
Circle Clearance Diameter
65 ft / 19.81 m
Dump Clearance
1.53 ft / 0.47 m
Maximum Capacity
74,800
Nominal Payload Class (100%)
70,820 lb / 32,123 kg
Top Speed - Loaded
47 lb / 21 kg
Brake Hoist System - Includes Tank
73.20 gal / 277.1 L
Cooling System
30.20 gal / 114.3 L
Differential - Final Drives
22
Load Capacity - Heaped
32.90 yd³ / 25.15 m³
Net Power
476 hp / 355.0 kW
Operating Weight - Empty
68,900 lb / 31,253 kg
Operating Weight - Loaded
150,000 lb / 68,039 kg
Steering System - Including Tank
14.80 gal / 56.0 L
Steering Tank
9 gal / 34.1 L
Torque Converter - Transmission System - Including Sump
19 lb-ft / 26 Nm
Related Machines
Frequently Asked Questions
How powerful is the Caterpillar 769D Rock Truck engine? +
The Caterpillar 769D 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 769D Rock Truck compare to similar Articulated Dump Truck models? +
You can compare the Caterpillar 769D 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.