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785G Mining Truck

What will it take to boost your bottom line? The efficiency gains that come from a transmission designed to deliver a smoother ride and better speed on grade? An engine that gives you a choice of power options, so you can either match your current fleet or reduce cycle times? The productivity increase that comes when operators are working comfortably in a large, quiet cab with ergonomic controls? With the Cat® 785G, you get all of this — and more.

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Specifications
Equipment
Units: US Metric
Engine
Engine Model
Cat® 3512E
Gross Power - SAE J1995
1600 HP
1193 kW
Net Power - SAE J1349
1509 HP
1125 kW
Emissions Rating
U.S. EPA Tier 4 / EU Stage V
Rated Speed
1650 r/min
1650 r/min
Bore
6.7 in
170 mm
Stroke
8.5 in
215 mm
Displacement
3573 in³
58.56 l
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
Weights - Approximate
Nominal Rated Payload
152 ton (US)
138 t
Rated Gross Machine Weight (33.00R51 tires)
550000 lb
249476 kg
Rated Gross Machine Weight (36.00R51 tires)
564000 lb
255826 kg
Chassis Weight
190741 lb
86519 kg
Body Weight - MSD
46756 lb
21208 kg
Nominal Rated Payload (33.00R51 Tires)
152 ton (US)
138 t
Nominal Rated Payload (36.00R51 Tires)
154 ton (US)
140 t
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.
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.
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
Transmission
Forward - 1
7.5 mile/h
12.1 km/h
Forward - 2
10.2 mile/h
16.3 km/h
Forward - 3
13.8 mile/h
22.2 km/h
Forward - 4
18.6 mile/h
29.9 km/h
Forward - 5
25.2 mile/h
40.6 km/h
Forward - 6
34 mile/h
54.8 km/h
Reverse
6.8 mile/h
11 km/h
Top Speed - Loaded
34 mile/h
54.8 km/h
Note
Maximum travel speed(s) with standard 33.00 R51 tires.
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.
Braking System
Service Brakes
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area
9487 in²
61270 cm²
Brake Surface - Rear
13908 in²
89728 cm²
Parking Brake
Four corner, multi disk, spring applied, hydraulically released
Standards
Service and Secondary: ISO 3450:2011
Load Brake
Rear service brakes
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
729.6 l/min
Relief Valve Setting - Raise
2500 psi
17238 kPa
Body Raise Time - High Idle
15.2 s
15.2 s
Body Lower Time - Float High Idle
15.9 s
15.9 s
Body Lower Time - Float Low Idle
16.2 s
16.2 s
Body Power Down - High Idle
15.9 s
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
320 mm
Effective Cylinder Stroke - Rear
6.5 in
165 mm
Rear axle - Oscillation
+/- 5 degrees
Service Refill Capacities
Fuel Tank
410 gal (US)
1552 l
Diesel Exhaust Fluid Tank
36 gal (US)
136 l
Cooling System
100 gal (US)
379 l
Crankcase
54 gal (US)
204 l
Front Wheels - Each
8 gal (US)
30 l
Differential - Final Drives
139 gal (US)
527 l
Steering Tank
29 gal (US)
110 l
Steering System - Includes Tank
45 gal (US)
170 l
Brake/Hoist Tank
135 gal (US)
511 l
Brake Hoist System - Includes Tank
160 gal (US)
606 l
Torque Converter - Transmission System - Including Sump
46 gal (US)
175 l
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
33000 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
29.8 m
Steering Standards
ISO 5010:2007
Dimensions (All dimensions are approximate. MSD II Body, 33R51 tires, unloaded machine.)
Height - Top of ROPS
17.09 ft
5208 mm
Overall Body Length
39.32 ft
11985 mm
Inside Body Length
27.29 ft
8318 mm
Overall Length
39.23 ft
11957 mm
Wheel Base
17 ft
5180 mm
Rear Axle - Tail
12.56 ft
3829 mm
Ground Clearance
3.29 ft
1004 mm
Dump Clearance
3.7 ft
1128 mm
Loading Height - Empty
17.39 ft
5299 mm
Rear Sidewall Height
2.87 ft
874 mm
Inside Body Depth - Maximum
9.15 ft
2790 mm
Overall Height - Body Raised
39.48 ft
12032 mm
Operating Width
24.72 ft
7535 mm
Centerline Front Tire Width
15.91 ft
4850 mm
Engine Guard Clearance
3.41 ft
1038 mm
Overall Canopy Width
24.81 ft
7562 mm
Outside Body Width
22 ft
6714 mm
Inside Body Width
19.72 ft
6010 mm
Front Canopy Height
19.8 ft
6035 mm
Rear Axle - Clearance
3.25 ft
990 mm
Centerline of Rear Dual Tire Width
14.06 ft
4285 mm
Overall Tire Width
20.59 ft
6277 mm
Standard Equipment
POWER TRAIN
ELECTRICAL
OPERATOR ENVIRONMENT
FLUIDS
TECHNOLOGY PRODUCTS
OTHER STANDARD EQUIPMENT