785 Mining Truck (LRC, Tier 4 Final / EU Stage V)
The 785 Large Mining Truck was Caterpillar’s first entry into the mining industry more than three decades ago and has been a proven performer on sites around the world ever ...
Weights - Approximate
- Nominal Rated Payload (33.00R51 Tires)
- 153ton (US)
- Rated Gross Machine Weight (33.00R51 tires)
- 550000lb
- Nominal Rated Payload (36.00R51 Tires)
- 157ton (US)
- Rated Gross Machine Weight (36.00R51 tires)
- 564000lb
- Chassis Weight (33.00R51 Tires)
- 186799lb
- Chassis Weight (36.00R51 Tires)
- 193192lb
- Body Weight
- 57779lb
- 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)
- Body weight varies depending on body selection and configuration.
Engine
- Gross Power - SAE J1995
- 1600hp
- Engine Model
- Cat 3512E
- Net Power - SAE J1349
- 1509hp
- Emissions Rating
- Fuel Optimized
- 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)
- U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
- Note (3)
- Additional fuel optimized selectable power ratings: 1,450 hp
Weight Distributions - Approximate
- Front Axle - Empty
- 48%
- Rear Axle - Empty
- 52%
- Front Axle - Loaded
- 33%
- Rear Axle - Loaded
- 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
Tires
- Standard Tire
- 33.00R51
- Optional Tire
- 36.00R51
- 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
- 9487in²
- Rear - Wet Disc Brake Surface Area
- 13908in²
- Standards
- Service and Secondary: ISO 3450:2011
- Parking Brake
- Four corner, multi disc, spring applied, hydraulically released
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
- 223gal/min
- Relief Valve Setting - Raise
- 2500psi
- Body Raise Time - High Idle
- 15s
- Body Lower Time - Float
- 15.6s
- Body Power Down- High Idle
- 15.5s
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
- +/- 5.4 degrees
Service Refill Capacities
- Fuel Tank
- 410gal (US)
- Diesel Exhaust Fluid Tank
- 36gal (US)
- Cooling System
- 126gal (US)
- Crankcase
- 54gal (US)
- Front Wheels - Each
- 7.1gal (US)
- Differential - Final Drives
- 139gal (US)
- Steering Tank
- 29gal (US)
- Steering System - Includes Tank
- 31gal (US)
- Brake/Hoist Tank
- 135gal (US)
- Brake Hoist System - Includes Tank
- 143gal (US)
- Torque Converter - Transmission System - Including Sump
- 46gal (US)
Cab
- Air Conditioning
- HFC - 134A refrigerant: 24,500 Btu/h
- Heater / Defroster
- 33300Btu/h
- Note
- The operator sound pressure level, 77 dB(A) with direct drive and 75 dB9A) with optional clutch, tested to ISO 6396:2008.
- ROPS Standards (1)
- 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 Level II for Operator and ISO 13459:2012 Level II for Trainer.
Steering
- Steer Angle
- 25.1°
- Turning Diameter - ISO 7457:1997 (33.00R51 tires)
- 96.6ft
- Steering Standards
- ISO 5010:2019
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
- 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
- 7.4mile/h
- Forward - 2
- 10mile/h
- Forward - 3
- 13.7mile/h
- Forward - 4
- 18.5mile/h
- Forward - 5
- 25mile/h
- Forward - 6
- 35.6mile/h
- Reverse
- 7.2mile/h
- Top Speed - Loaded
- 35.6mile/h
- Note
- Maximum travel speeds with standard 33.00-R51 tires.