785G Mining Truck

Operating Specifications

Nominal Payload Capacity

146 ton (US)

Nominal Payload Capacity (33.00R51 tires)*

146 ton (US)

Nominal Payload Capacity (36.00R51 tires)*

148 ton (US)

Gross Machine Operating Weight (GMW) (33R51 tires)

550000 lb

Gross Machine Operating Weight (GMW) (36R51 tires)

564000 lb

Note (1)

GMW depends on tire selection. Consult your tire manufacturer for maximum loaded top speed.

Note (2)

Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.

Note (3)

*Includes standard liners and MSD II (Mine Specific Design) body.

Engine

Engine Model

Cat 3512E HD

Gross Power - SAE J1995

1600 HP

Gross Power - SAE J1995:2014

1600 HP

Bore

6.7 in

Stroke

8.5 in

Displacement

3573 in³

Note (1)

Power rating conditions: – At 1,650 rpm rated speed based on SAE J1995:2014 standard air inlet conditions of 25° C (77° F) and 99 kPa (29.31 in Hg) dry barometric pressure. – Based on fuel of 35° API gravity (at 15.6° C or 60° F) having a LHV of 42 780 kJ

Note (2)

No engine derating required up to 2987 m (9800 ft) altitude per standard conditions.

Note (3)

Selectable 1,450 hp configuration.

Emissions

Meets U.S. EPA Tier 4 Final / EU Stage V emissions standards.

Weights - Approximate

Empty Operating Chassis Weight

186661 lb

Body Weight Range

21 275 kg-30 623 kg (46,903 lb-67,512 lb)

Note (1)

Chassis weight includes standard mandatory attachments, 33R51 tires, all operating fluid levels full and 100% fuel.

Note (2)

Estimated weight of debris is not included in operating chassis weight.

Note (3)

Body weight varies depending on body selection and configuration.

Body Hoists

Body Raise Time - High Idle

15.2 s

Body Lower Time - Float High Idle

15.9 s

Body Power Down- High Idle

15.9 s

Body Lower Time - Float Low Idle

16.2 s

Note (1)

Twin, two-stage hydraulic cylinder mounted outside main frame; double-acting cylinders in second stage.

Note (2)

Power raise in both stages; power down in second stage.

Note (3)

Automatic body lower modulation reduces impact on frame.

Weight Distributions - Approximate

Front Axle - Empty

48%

Rear Axle - Empty

52%

Front Axle - Loaded - Target

33%

Rear Axle - Loaded - Target

67%

Service Refill Capacities

Fuel Tank

410 gal (US)

DEF Tank

36 gal (US)

Cooling System

100 gal (US)

Engine Crankcase

54 gal (US)

Differential - Final Drives

139 gal (US)

Steering Tank

29 gal (US)

Steering System - Includes Tank

45 gal (US)

Brake/Hydraulic Tank

135 gal (US)

Brake Hoist System - Includes Tank

160 gal (US)

Torque Converter - Transmission System - Including Sump

46 gal (US)

Note (1)

Separate steering system and separate torque converter/transmission system prevents cross contamination.

Note (2)

Contact your local Cat dealer for DEF infrastructure recommendations.

ROPS

ROPS Standards

ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS and ISO 13459:2012 criteria.

FOPS Standards

FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 and ISO 13459:2012 Level II criteria.

Steering

Steering Standards

ISO 5010:2007

Turning Diameter - ISO 7457:1997 (33.00R51 tires)

97.75 ft

Machine Clearance Diameter - ISO 7457:1997 (33.00R51 tires)

108.92 ft

Steering Angle

36 degrees

Body

Standard Dual Slope Weight

51892 lb

Standard Dual Slope Volume (SAE 2:1)

102 yd³

Standard MSD Weight

46711 lb

Standard MSD Volume (SAE 2:1)

130 yd³

Note (1)

Body weight only. Does not include liners.

Note (2)

Contact your local Cat dealer for site specific body recommendations.

Sound

Cooling Fan Drive - Direct Drive - Operator Sound Level (ISO 6396:2008)

77 dB(A)

Note (1)

Testing done per specified standard work cycle procedures and conditions with 50% HVAC blower fan speed. Optional clutch control fan measurement done at 70% of maximum engine cooling fan speed.

Note (2)

Hearing protection may be needed when operating with an open operator station/cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.

Cooling Fan Drive - Direct Drive - Machine Sound Level (ISO 6395:2008)

121 dB(A)

Cooling Fan Drive - Optional Clutch - Machine Sound Level (ISO 6395:2008)

120 dB(A)

Cooling Fan Drive - Optional Clutch - Operator Sound Level (ISO 6396:2008)

75 dB(A)

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

Total Final Drive Reduction Ratio

22.75:1

Note

Maximum travel speeds with standard 33.00-R51 tires.

Suspension

Cylinder Stroke - Front

12.6 in

Cylinder Stroke - Rear

6.5 in

Braking System

Brake Surface - Front

9487 in²

Brake Surface - Rear

13908 in²

Standards

ISO 3450:2011

Note

Oil cooled four corner hydraulic actuated disc brakes.

Tires

Standard Tire

33.00R51 (E3 and E4)

Optional Tire

36.00R51 (Michelin and Bridgestone)

Note (1)

Productive capabilities of the 785G truck are such that, under certain job conditions, TKPH (TMPH) capabilities could be exceeded and, therefore, limit production.

Note (2)

Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.