785G Mining Truck

785G Mining Truck

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Weights - Approximate

Nominal Rated Payload
152ton (US)
Rated Gross Machine Weight (33.00R51 tires)
550000lb
Rated Gross Machine Weight (36.00R51 tires)
564000lb
Chassis Weight
190741lb
Body Weight - MSD
46756lb
Nominal Rated Payload (33.00R51 Tires)
152ton (US)
Nominal Rated Payload (36.00R51 Tires)
154ton (US)
Note (1)
Consult your tire manufacturer for maximum tire load.
Note (2)
Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires.
Note (3)
Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.

Engine

Engine Model
Cat® 3512E
Gross Power - SAE J1995
1600HP
Net Power - SAE J1349
1509HP
Emissions Rating
U.S. EPA Tier 4 / EU Stage V
Rated Speed
1650r/min
Bore
6.7in
Stroke
8.5in
Displacement
3573in³
Note (1)
Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
Note (2)
LRC configuration avaiable in applicable markets.
Note (3)
Additional fuel optimized slectable power ratings: 1,450 hp

Braking System

Service Brakes
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area
9487in²
Brake Surface - Rear
13908in²
Parking Brake
Four corner, multi disk, spring applied, hydraulically released
Standards
Service and Secondary: ISO 3450:2011
Load Brake
Rear service brakes

Service Refill Capacities

Fuel Tank
410gal (US)
Diesel Exhaust Fluid Tank
36gal (US)
Cooling System
100gal (US)
Crankcase
54gal (US)
Front Wheels - Each
8gal (US)
Differential - Final Drives
139gal (US)
Steering Tank
29gal (US)
Steering System - Includes Tank
45gal (US)
Brake/Hoist Tank
135gal (US)
Brake Hoist System - Includes Tank
160gal (US)
Torque Converter - Transmission System - Including Sump
46gal (US)
Note (1)
DEF Tank only available for Tier 4 / EU Stage V.

Weight Distributions - Approximate

Front Axle - Empty
48%
Rear Axle - Empty
52%
Front Axle - Loaded - Target
33%
Rear Axle - Loaded - Target
67%
Note
Weight distributions optimized with Cat body.

Cab

Air Conditioning
HFC - 134A refrigerant: 24,500 Btu/h
Heater / Defroster
33300blows/min
ROPS Standards (1)
The operator sound pressure level, 77 dB(A) with direct drive and 75 dB9A) with optional clutch, complies with ISO 6396:2008.
ROPS Standards (2)
ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
FOPS Standards
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 for Operator and ISO 13459:2012 Level II for Trainer.

Steering

Steering Angle
36 degrees
Turning Diameter - ISO 7457:1997 (33.00R51 tires)
97.75ft
Steering Standards
ISO 5010:2007

Tires

Standard Tire
33.00R51 (E3 and E4)
Optional Tire
36.00R51 (Michelin and Bridgestone)
Rims
610 mm (24") Rims (standard). 660 mm (26") Rims (optional).
Note (1)
Quick Change Rims optional.
Note (2)
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.

Final Drives

Type
Double reduction, planetary with full floating axles.
Differential Ratio
2:10:01
Planetary Ratio
10.83:1
Total Reduction Ratio
22.75:1

Capacity - MSD II - 100% Fill Factor

Struck
72 m^3 / 94 yd^3
Heaped (SAE 2:1)
99 m^3 / 129 yd^3
Note
Consult your local Cat dealer for body recommendations.

Body Hoists

Type
Twin, two-stage hydraulic cylinders with snubbing valve.
Pump Flow - High Idle
192.7gal/min
Relief Valve Setting - Raise
2500psi
Body Raise Time - High Idle
15.2s
Body Lower Time - Float High Idle
15.9s
Body Lower Time - Float Low Idle
16.2s
Body Power Down - High Idle
15.9s

Suspension

Type
Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments
Effective Cylinder Stroke - Front
12.6in
Effective Cylinder Stroke - Rear
6.5in
Rear axle - Oscillation
+/- 5 degrees

Dimensions (All dimensions are approximate. MSD II Body, 33R51 tires, unloaded machine.)

Height - Top of ROPS
17.09ft
Overall Body Length
39.32ft
Inside Body Length
27.29ft
Overall Length
39.23ft
Wheel Base
17ft
Rear Axle - Tail
12.56ft
Ground Clearance
3.29ft
Dump Clearance
3.7ft
Loading Height - Empty
17.39ft
Rear Sidewall Height
2.87ft
Inside Body Depth - Maximum
9.15ft
Overall Height - Body Raised
39.48ft
Operating Width
24.72ft
Centerline Front Tire Width
15.91ft
Engine Guard Clearance
3.41ft
Overall Canopy Width
24.81ft
Outside Body Width
22ft
Inside Body Width
19.72ft
Front Canopy Height
19.8ft
Rear Axle - Clearance
3.25ft
Centerline of Rear Dual Tire Width
14.06ft
Overall Tire Width
20.59ft

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
Note
Maximum travel speed(s) with standard 33.00 R51 tires.

Optional Equipment:

    Power Train
    • Quick change rims
    • 36R51 larger tire power train arrangement
    • Prelube, engine
    • Rear axle cooler
    • Clutch control, variable speed cooling fan
    Body
    • MSD volume: 99 m³ (130 yd³)
    • 100 m³ (131 yd³)
    • Dual slope body: 78 m³ (102 yd³)
    • Body specific side wall and tail extensions
    • Customizable body liner packages
    • Body heat exhaust
    • Rock ejectors
    • Rear body lighting group: Directional signals, Stop/tail lights
    Electrical
    • Electronic Throttle Lock
    • Digital Payload Display
    • Auxiliary rear work lights, (one) RH side, (one) LH side
    • No air – electric starter with 93-amp hour batteries (four), electric horn and automatic lubrication system
    Other Attachments
    • Powered access stairway
    • Fuel heater, fuel water separator
    • Road Analysis Control (RAC)
    • Cold weather start (block heater)
    • Ground accessible fluid service center, hydraulic and coolant
    • Bumper towing – center pin kit
    • Communication Ar – Minestar radio
    • Miscellaneous:
      – Fire extinguisher, portable
      – Hub odometer, kilometers
      – Wheel chocks
      – Gauge, brake wear indicator
      – Five piece crankcase guards
      – Working at heights protection
    Antifreeze
    • Coolant, –50° C (–58° F)