Caterpillar 775E Rock Truck
Dimensions
Dimensions
Overall Length
30.21ft in
Overall Width
14.63ft in
Overall Height
14.47ft in
Wheelbase
13.75ft in
Ground Clearance
2.23ft in
Dump Height
28.86ft in
Dump Ground Clearance
2.24ft in
Inside Body Length
21.45ft in
Inside Body Width
13.08ft in
Centerline Front Tire Width
10.74ft in
Centerline Of Rear Dual Tire Width
9.58ft in
Loading Height - Empty
12.83ft in
Operating Width
16.65ft in
Overall Body Length
28.33ft in
Overall Canopy Width
15.5ft in
Overall Height - Body Raised
28.86ft in
Overall Tire Width
13.95ft in
Rear Axle - Clearance
2.17ft in
Wheel Base
13.75ft in
Dump Clearance
2.17ft in
Engine Guard Clearance
2.25ft in
Front Canopy Height
14.47ft in
Height - Top Of Rops
12.92ft in
Inside Body Depth - Maximum
6.25ft in
Rear Axle - Tail
9.42ft in
Dump
Dump Angle
60degrees
Load Capacity - Heaped
54.3yd3
Rated Payload
136488.18lb
Load Capacity - Struck
41.1yd3
Specifications
Engine
Number Of Cylinders
12
Engine Make
2236
Engine Model
3412E
Net Power
730hp
Gross Power
760hp
Power Measured @
2000rpm
Max Torque
2542.4lb ft
Displacement
1649cu in
Torque Rise
33%
Bore
5.4in
Stroke
6in
Net Power - Cat
730hp
Net Power - Iso 9249
730hp
Net Power - Sae J1349
730hp
Net Power - 80/1269/Eec
730hp
Gross Power - Sae J1995
760hp
Engine Model
Cat 3412E
Flywheel Power
730hp
Rated Engine Speed
2000rpm
Operational
Fuel Capacity
185gal
Cooling System Fluid Capacity
40gal
Engine Oil Capacity
18gal
Diff And Final Drive Fluid Capacity
41gal
Steering System Fluid Capacity
16gal
Brake/Hoist System Fluid Capacity
81gal
Hydraulic System Fluid Capacity
35gal
Tire Size
24.00-R35 (E4)
Transmission
Number Of Gears - Forward
7
Number Of Gears - Reverse
1
Max Speed
40.9mph
Reverse
7.5 mile/h
Forward - 1
6.2mph
Forward - 2
8.6mph
Forward - 3
11.6mph
Forward - 4
15.6mph
Forward - 5
21.1mph
Forward - 6
28.5mph
Forward - 7
41.1mph
Steering
Steering Standards
Meets SAE J1511 FEB94 and ISO 5010:1992
Steer Angle
31degrees
Turning Circle - Clearance Diameter
78.9ft in
Weights
Empty Weight
67000lb
Loaded Weight
239000lb
Weight Distribution Front - Empty
44.3%
Weight Distribution Rear - Empty
55.7%
Weight Distribution Front - Loaded
31.2%
Weight Distribution Rear - Loaded
68.8%
Tires
Standard Tire
Standard: 24.00-R35 (E4)
Brakes
Brake Surface - Front
216in2
Brake Surface - Rear
9496in2
Brake Standards
ISO 3450:1996
Body Hoists
Pump Flow - High Idle
148 gal/min
Relief Valve Setting - Raise
2750 psi
Body Raise Time - High Idle
9.5 s
Body Lower Time - Float
12.5 s
Relief Valve Setting - Lower
500 psi
Final Drives
Planetary Ratio
4.80:1
Differential Ratio
3.64:1
Total Reduction Ratio
17.48:1
Operating Specifications
Nominal Payload Class (100%)
140000lb
Top Speed - Loaded
41.1mph
Body Capacity - Struck
41.1yd3
Maximum Capacity
140000lb
Steer Angle
31degrees
Body Capacity - Sae 2:1
54.3yd3
Service Refill Capacities
Cooling System
40gal
Differential - Final Drives
41gal
Steering Tank
9gal
Steering System - Including Tank
16gal
Fuel Tank
185gal
Torque Converter - Transmission System - Including Sump
19gal
Torque Converter - Brake - Hoist Hydraulic Tank
35gal
Brake Hoist System - Includes Tank
81gal
Weight Distributions - Approximate
Front Axle - Empty
44.3 %
Front Axle - Loaded
31.2 %
Rear Axle - Empty
55.7 %
Rear Axle - Loaded
68.8 %
Capacity - Dual Slope - 100% Fill Factor
Struck
42.8yd3
Heaped 2:1 (Sae)
53.9yd3
Capacity - Flat Floor - 100% Fill Factor
Struck
41.1yd3
Heaped 2:1 (Sae)
54.3yd3
Rops
Rops/Fops Standards
Meets SAE J1040 MAY94 and ISO 3471:1994
Sound
Sound Standards
Meets SAE J88 APR95
Suspension
Rear Axle - Oscillation
8degrees
Effective Cylinder Stroke - Front
8.2in
Effective Cylinder Stroke - Rear
5.9in
Approximate Weights - Dual Slope
Body
21400lb
Approximate Weights - Flat Floor
Body
28814lb
