785G Mining Truck

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Weights - Approximate

Nominal Rated Payload
152 ton (US)
Rated Gross Machine Weight (33.00R51 tires)
550000 lb
Rated Gross Machine Weight (36.00R51 tires)
564000 lb
Chassis Weight
190741 lb
Body Weight - MSD
46756 lb
Nominal Rated Payload (33.00R51 Tires)
152 ton (US)
Nominal Rated Payload (36.00R51 Tires)
154 ton (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
1600 HP
Net Power - SAE J1349
1509 HP
Emissions Rating
U.S. EPA Tier 4 / EU Stage V
Rated Speed
1650 r/min
Bore
6.7 in
Stroke
8.5 in
Displacement
3573 in³
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
9487 in²
Brake Surface - Rear
13908 in²
Parking Brake
Four corner, multi disk, spring applied, hydraulically released
Standards
Service and Secondary: ISO 3450:2011
Load Brake
Rear service brakes

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.

Service Refill Capacities

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

Cab

Air Conditioning
HFC - 134A refrigerant: 24,500 Btu/h
Heater / Defroster
33300 blows/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)
97.75 ft
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
192.7 gal/min
Relief Valve Setting - Raise
2500 psi
Body Raise Time - High Idle
15.2 s
Body Lower Time - Float High Idle
15.9 s
Body Lower Time - Float Low Idle
16.2 s
Body Power Down - High Idle
15.9 s

Suspension

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

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

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

Transmission

Forward - 1
7.5 mile/h
Forward - 2
10.2 mile/h
Forward - 3
13.8 mile/h
Forward - 4
18.6 mile/h
Forward - 5
25.2 mile/h
Forward - 6
34 mile/h
Reverse
6.8 mile/h
Top Speed - Loaded
34 mile/h
Note
Maximum travel speed(s) with standard 33.00 R51 tires.