785D Mining Truck

785D Mining Truck

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The 785D Mining Truck is engineered for performance, designed for comfort, and built to last. Developed specifically for high production mining and construction applications, the 785D Mining Truck keeps material ...
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Weights - Approximate

Nominal Rated Payload
154ton (US)
Rated Gross Machine Weight
550000lb
Body Weight - MSD
46738lb
Chassis Weight
183270lb

Engine

Engine Model
Cat® 3512C HD
Gross Power - SAE J1995
1450HP
Net Power - SAE J1349
1348HP
Bore
6.7in
Stroke
8.4in
Displacement
3573.6in³

Body - X

Body Weight
55468lb
Heaped (SAE 2:1)
111yd³

Weight Distributions - Approximate

Front Axle - Empty*
45-46%
Rear Axle - Empty*
54-55%
Front Axle - Loaded - Target
33%
Rear Axle - Loaded - Target
67%
Rear Axle - Loaded
*Depends on body configuration.
Rear Axle - Empty
*Depends on body configuration.
Note
Weight distributions optimized with Cat body.

Body - Dual Slope

Body Weight
49150lb
Heaped (SAE 2:1)
102yd³

Transmission

Forward - 1
7.5mile/h
Forward - 2
10.2mile/h
Forward - 3
13.8mile/h
Forward - 4
18.6mile/h
Forward - 5
25.2mile/h
Forward - 6
34mile/h
Reverse
6.8mile/h
Top Speed - Loaded
34mile/h

Final Drives

Differential Ratio
2.10:1
Planetary Ratio
10.83:1
Total Reduction Ratio
22.75:1

Suspension

Effective Cylinder Stroke - Front
12.1in
Effective Cylinder Stroke - Rear
6.5in

Brakes

Brake Surface - Front
9497in²
Brake Surface - Rear
13908in²
Standards
SAE J1473 OCT90 ISO 3450-1985

Body Hoists

Pump Flow - High Idle
198gal/min
Relief Valve Setting - Raise
2500psi
Body Raise Time - High Idle
15.2s
Body Lower Time - High Idle
15.9s
Body Lower Time - Float
16.2s
Body Power Down - High Idle
15.9s

Service Refill Capacities

Fuel Tank - Standard
500gal (US)
Cooling System
100gal (US)
Crankcase
54gal (US)
Differential - Final Drives
115gal (US)
Steering Tank
24gal (US)
Steering System - Including Tank
31gal (US)
Brake/Hoist Hydraulic Tank
89gal (US)
Brake Hoist System - Includes Tank
169gal (US)
Torque Converter/Transmission System - Including Sump
65.51gal (US)

ROPS

ROPS Standards
SAE J1040 APR88 ISO 3471:1994

Sound

Sound Standards
ANSI/SAE J1166 MAY90 SAE J88 APR95

Steering

Turning Diameter - Front
97.7ft
Steer Angle
36°
Steering Standards
SAE J1511 OCT90 ISO 5010:1992

Tires

Standard Tires
33.00-R51 (E3 & E4)

Standard Equipment:

Optional Equipment:

    Bodies
    • Body, X
    • MSD II (Mine Specific Design)
    • Dual Slope
    • Custom Body Options
    Body Extensions
    • Tail
    • Wrap around
    Liners
    • Full-length liner
    • Tail extension wrap-around
    Operator Environment
    • Footrest, operator
    • Hose, cab clean-out
    • Vacuum, cab clean-out
    Power Train
    • Pre-lube, engine
    • Oil renewal system
    • Oil cooler, rear axle
    Cold Weather
    • Starting, Cold Weather
    Tires And Rims
    • Spare rims
    Information Management
    • Control, Road Analysis (RAC)
    Service Center
    • Service Center, Wiggins
    Miscellaneous
    • Fire extinguisher, portable
    • Hub Odometer, Kilometers
    • Hub Odometer, Miles
    • Wheel Chocks
    • Heater, Diesel fuel