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    793F Mining Truck
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    798 AC Electric Drive Mining Truck
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    785 Mining Truck (LRC, Tier 4 Final / EU Stage V)
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    Weights - Approximate
    Nominal Rated Payload 256 ton (US) 410 ton (US) -
    Rated Gross Machine Weight 851000 lb 1375000 lb -
    Chassis Weight 265639 lb 453826 lb -
    Body Weight 67682 lb - 57779 lb
    Note (1) Consult your tire manufacturer for maximum tire load Consult your tire manufacturer for maximum tire load. 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. Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires. 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 for maximum gross machine weight limitations. Body weight varies depending on how body is equipped. Body weight varies depending on body selection and configuration.
    Body Weight Range - 38 833 - 43 275 kg (85,611 - 95,406 lb) -
    Nominal Rated Payload (33.00R51 Tires) - - 153 ton (US)
    Rated Gross Machine Weight (33.00R51 tires) - - 550000 lb
    Nominal Rated Payload (36.00R51 Tires) - - 157 ton (US)
    Rated Gross Machine Weight (36.00R51 tires) - - 564000 lb
    Chassis Weight (33.00R51 Tires) - - 186799 lb
    Chassis Weight (36.00R51 Tires) - - 193192 lb

    Engine
    Gross Power - SAE J1995 2650 HP 3500 HP 1600 HP
    Net Power - SAE J1349 2478 HP 3405 HP 1509 HP
    Engine Model Cat® C175-16 Cat® C175-16 Cat� 3512E
    Rated Speed 1750 r/min 1800 r/min -
    Emissions Fuel Optimized - -
    Bore 6.9 in 6.9 in 6.7 in
    Stroke 8.7 in 8.7 in 8.5 in
    Displacement 5187 in³ 5187 in³ 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. Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. 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) EPA Tier 4 Final / EU Stage V available for applicable markets. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
    Optional Gross Power - SAE J1995 - 3100 HP -
    Emissions Rating - Fuel Optimized Fuel Optimized
    Note (3) - Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp Additional fuel optimized selectable power ratings: 1,450 hp

    Tires
    Standard Tires 40.00 R57 59/80 R63 -
    Rims 29" or 32" 44" x 63" Rims 610 mm (24") Rims (standard). 660 mm (26") Rims (optional).
    Note Quick Change Rims optional. - -
    Note (1) Extended life wheel stations optional. Quick Change Rims optional. 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. Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities. Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
    Standard Tire - - 33.00R51
    Optional Tire - - 36.00R51

    Suspension
    Type Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments
    Effective Cylinder Stroke - Front 5.1 in 10 in 12.6 in
    Effective Cylinder Stroke - Rear 4.2 in 5 in 6.5 in
    Rear axle - Oscillation ±4.9 degrees - +/- 5 degrees

    Braking System
    Service Brakes Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
    Front Wet Disc Brake Surface Area 13921 in³ 22642 in² 9487 in²
    Rear - Wet Disc Brake Surface Area 20847 in³ 32730 in² 13908 in²
    Standards (Service and Secondary): ISO 3450:1996 Service and Secondary: ISO 3450:2011 Service and Secondary: ISO 3450:2011
    Parking Brakes Four-corner, Multi-disc, Spring Applied, Hydraulically Released Four-corner, Multi-disc, Spring Applied, Hydraulically Released -
    Load Brake Rear service brakes Rear service brakes -
    Note Anti-Lock Brake System (ABS) optional with CMD package Anti-Lock Brake System (ABS) optional with CMD package -
    Electric Retarding - Radial Grid Design -
    Dynamic Retarding Power - Continuous - 5480 HP -
    Parking Brake - - Four corner, multi disc, spring applied, hydraulically released

    Body Hoists
    Type Twin, two-stage hydraulic cylinders with snubbing valve Twin, two-stage hydraulic cylinders with snubbing valve. Twin, two-stage hydraulic cylinders with snubbing valve.
    Pump Flow - High Idle 224 gal/min 257.3 gal/min 192.7 gal/min
    Relief Valve Setting - Raise 2955 psi 3029 psi 2500 psi
    Body Raise Time - High Idle 19 s 21 s 15.2 s
    Body Lower Time - Float 20 s 22 s -
    Body Power Down - High Idle 17.5 s - -
    Body Power Down- High Idle - 17.5 s 15.9 s
    Note (1) - Twin, two-stage hydraulic cylinders mounted outside main frame; double-acting cylinders in both stages. -
    Note (2) - Power raise in both stages; power down capability in both stages. -
    Note (3) - Automatic body-lower modulation reduces impact on frame. -
    Body Lower Time - Float High Idle - - 15.9 s
    Body Lower Time - Float Low Idle - - 16.2 s

    Cab
    Air Conditioning Air Conditioning (HFC - 134A refrigerant): 24,300 Btu/hr HFC - 134A refrigerant: 21,600 Btu/h HFC - 134A refrigerant: 24,500 Btu/h
    Heater / Defroster 38900 Btu/h 24600 Btu/h 33300 Btu/h
    Note Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning. Ambient capabilities down to -15C (5F) for heater/defroster and up to 50C (122F) for air conditioning. 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) The operator sound pressure level, 76 dB(A), complies with ISO 6394 and ISO 6396. ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer. ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
    ROPS Standards (2) ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria. - -
    FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria. FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer. FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer.

    Service Refill Capacities
    Fuel Tank 750 gal (US) 1300 gal (US) 410 gal (US)
    Fuel Tank - Optional 1300 gal (US) - -
    Diesel Exhaust Fluid Tank 62 gal (US) 100 gal (US) 36 gal (US)
    Cooling System 284 gal (US) 211 gal (US) 100 gal (US)
    Crankcase 82 gal (US) 82 gal (US) 54 gal (US)
    Rear Axle - Housing 260 gal (US) - -
    Steering System - Including Tank 77 gal (US) - -
    Brake Hoist System - Includes Tank 347 gal (US) - 160 gal (US)
    Torque Converter - Transmission Sump 27 gal (US) - -
    Torque Converter/Transmission System - Including Sump 55 gal (US) - -
    Note (1) DEF Tank only available for EPA Tier 4 engine option. DEF Tank only available for U.S. EPA Tier 4 Final / EU Stage V engine option -
    Fuel Tank (Tier 4) - 1200 gal (US) -
    Final Drive - Each - 67 gal (US) -
    Hydraulic System - Including Tank - 385 gal (US) -
    Hydraulic Tank - 296 gal (US) -
    Grease Tank - 90 lb -
    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)
    Torque Converter - Transmission System - Including Sump - - 46 gal (US)

    Capacity - HP Body - 100% Fill Factor
    Struck 112.6-151 m³ (147-197.5 yd³) - -
    Heaped (SAE 2:1)* 162-191 m³ (212-250 yd³) - -
    Note (1) Contact your local Cat dealer for body recommendation. - -
    Note (2) *ISO 6483:1980 - -

    Weight Distributions - Approximate
    Front Axle - Empty 48 % 47 % 48%
    Rear Axle - Empty 52 % 53 % 52%
    Front Axle - Loaded 33 % 33 % 33%
    Rear Axle - Loaded 67 % 67 % 67%
    Note - Weight distributions optimized with Cat body. Weight distributions optimized with Cat body.

    Transmission
    Forward - 1 8 mile/h - 7.5 mile/h
    Forward - 2 10.8 mile/h - 10.2 mile/h
    Forward - 3 14.8 mile/h - 13.8 mile/h
    Forward - 4 19.9 mile/h - 18.6 mile/h
    Forward - 5 27.1 mile/h - 25.2 mile/h
    Forward - 6 37.3 mile/h - 34 mile/h
    Reverse 7.3 mile/h - 6.8 mile/h
    Top Speed - Loaded 37.3 mile/h - 34 mile/h
    Note - - Maximum travel speeds with standard 33.00-R51 tires.

    Final Drives
    Differential Ratio 1.8:1 - 2:10:01
    Planetary Ratio 16:01 - 10.83:1
    Total Reduction Ratio 26.8:1 - 22.75:1
    Type - - Double reduction, planetary with full floating axles.

    Brakes
    Brake Surface - Front 13921 in² - -
    Brake Surface - Rear 20847 in² - -
    Standards J-ISO 3450 JAN88, ISO 3450:1996 - -

    Capacity - MSD II - 100% Fill Factor
    Struck 112-142 m³ (146-186 yd³) - 72 m^3 / 94 yd^3
    Heaped (SAE 2:1) 159-190 m3 (209-250 yd3) - 99 m^3 / 129 yd^3
    Note Contact your local Cat dealer for body recommendation. - Consult your local Cat dealer for body recommendations.

    ROPS
    ROPS Standards ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:1994 ROPS criteria. - -
    FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II FOPS criteria. - -

    Sound
    Sound Standards The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 76 dB(A) for cab offered by Caterpillar, when properly installed and maintained and tested with doors and windows closed. The operator sound pressure level, 75 dB(A), measured according to ISO 6394:2008 and ISO 6396:2008. -
    Sound Standards (1) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. - -

    Steering
    Steer Angle 36 ° 39 ° 36 °
    Turning Diameter - Front 93.2 ft 106.3 ft -
    Steering Standards SAE J15111 OCT90, ISO 5010:1992 Steering Standards: ISO 5010:2007 ISO 5010:2007
    Note - Turning Diameter (ISO 7457:1997) -
    Turning Diameter - ISO 7457:1997 (33.00R51 tires) - - 97.75 ft

    Service Refill Capacities - High Altitude Only
    Fuel Tank - 2000 gal (US) -
    Cooling System - 273 gal (US) -
    Crankcase - 124 gal (US) -
    Hydraulic Tank - 273 gal (US) -
    Hydraulic System (includes tank) - 342 gal (US) -

    AC Drive System
    Total Reduction Ratio - 35:01:00 -
    Top Speed - Loaded - 40 mile/h -
    Generator/Alternator - Brushless, engine mounted, dual bearing -
    Controls - IGBT Inverter Technology, air cooled, pressurized cabinet with filtration -
    Wheel Motor - Cat high-torque AC induction, rear axle mounted -
    Cooling System - Cat variable speed, hydraulically driven cooling system -

    Capacity - HE Body - 100% fill factor
    Struck - 129-200 m³ (168-261 yd³) -
    Heaped (SAE 2:1) - 218-276 m³ (285-361 yd³) -
    Note - Contact your local Cat dealer for body recommendations. -

    Engine - High Altitude Only
    Engine Model - Cat® C175-20 -
    Gross Power SAE J1995:2014 - 4150 HP -
    Net Power - SAE J1349:2011 - 4000 HP -
    Rated Speed - 1750 r/min -
    Emissions Rating - Fuel Optimized -
    Bore - 6.9 in -
    Stroke - 8.7 in -
    Displacement - 6469 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 - Additional fuel optimized selectable power rating: 2983 kW / 4,000 hp -

    Dimensions (Approximate)
    Height - Top of ROPS - 22.1 ft -
    Overall Length - 51.44 ft -
    Wheel Base - 21.9 ft -
    Rear Axle - Tail - 16.07 ft -
    Dump Clearance - Empty - 5.72 ft -
    Loading Height - Empty - 25.54 ft -
    Overall Height - Body Raised - 48.85 ft -
    Centerline Front Tire Width - 23.06 ft -
    Front Axle Clearance - Loaded - 2.81 ft -
    Overall Canopy Width (with rock deflectors) - 33.15 ft -
    Outside Body/Canopy Width (without rock deflectors) - 31.62 ft -
    Inside Body Width - 29.44 ft -
    Front Canopy Height - Empty - 26.01 ft -
    Rear Axle Clearance - Loaded - 2.8 ft -
    Centerline of Rear Dual Tire Width - 19.5 ft -
    Overall Tire Width - Empty - 30.27 ft -
    Overall Length (High Altitude only) - 51.87 ft -
    Note - Dimensions listed includes canopy deflectors -

    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
    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
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