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    772G Off-Highway Truck Bare Chassis
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    772 (07) Off-Highway Truck
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    794 AC Mining Truck
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    785 Mining Truck (LRC, Tier 4 Final / EU Stage V)
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    Weights
    LRC Bare Chassis Weight without Hoist 58414 lb - - -
    LRC Bare Chassis Weight with Hoist 59223 lb - - -
    LRC Gross Vehicle Weight (Target) with Hoist 180999 lb - - -
    LRC Gross Vehicle Weight (Target) without Hoist 180999 lb - - -
    HRC Bare Chassis Weight without Hoist 59567 lb - - -
    HRC Bare Chassis Weight with Hoist 60376 lb - - -
    HRC Gross Vehicle Weight (Target) with Hoist 180999 lb - - -
    HRC Gross Vehicle Weight (Target) without Hoist 180999 lb - - -
    Note LRC model is offered for lesser regulated countries. HRC model is offered for highly regulated countries. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. - - -

    ROPS
    Tractor ROPS 77430 lb - - -
    FOPS Standards - FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. - -
    ROPS Standards - ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. - -

    Operating Specifications
    Nominal Water Tank Capacity 11000 gal (US) - - -
    Nominal Payload Class (100%) - 51.6 ton (US) - -
    Top Speed - Loaded - 49.2 mile/h - -
    Maximum Payload Class (110%) - 56.7 ton (US) - -
    Body Capacity - SAE 2:1 - 40.8 yd³ - -
    Target Payload Capacity - 51.6 ton (US) - -
    Not to Exceed Payload (120%) - 61.9 ton (US) - -
    Body Capacity (SAE 2:1)** - 40.8 yd³ - -

    Engine
    Engine Model Cat® C18 Cat® C18 Cat® C175-16 Cat 3512E
    Rated Engine Speed 1700 r/min 1700 r/min - -
    Gross Power - SAE J1995 605 hp - 3500 hp 1600 hp
    Rated Net Power - SAE J1349 550 hp - - -
    Number of Cylinders 6 6 - -
    Bore 5.7 in 5.7 in 6.9 in 6.7 in
    Stroke 7.2 in 7.2 in 8.7 in 8.5 in
    Displacement 1105 in³ 1105 in³ 5187 in³ 3573 in³
    Note Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. - - -
    Gross Power - SAE J1995:2014 - 605 hp - -
    Net Power - SAE J1349:2011 - 550 hp - -
    Net Power - ISO 9249 - 550 hp - -
    Net Torque - SAE J1349 - 2221 ft-lb - -
    Engine Power - ISO 14396:2002 - 598 hp - -
    Standard Gross Power - SAE J1995 - - 3500 hp -
    Optional Gross Power - SAE J1995 - - 3100 hp -
    Optional Gross Power - SAE J1995 (Option 2) - - 2750 hp -
    Rated Speed - - 1800 r/min -
    Net Power - SAE J1349 - - 3405 hp 1509 hp
    Emissions Rating - - Fuel Optimized Fuel Optimized
    Note (1) - - Contact factory for high altitude configuration. 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) - - Tier 4 / EU Stage V option available for regions that require these emissions standards. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
    Note (3) - - Tier 4 / EU Stage V engine option Net Power - SAE J1349: 3434 HP (2561 kW) Additional fuel optimized selectable power ratings: 1,450 hp

    Transmission
    Forward - 1 8 mile/h 8 mile/h - 7.4 mile/h
    Forward - 2 10.9 mile/h 10.9 mile/h - 10 mile/h
    Forward - 3 14.8 mile/h 14.8 mile/h - 13.7 mile/h
    Forward - 4 19.8 mile/h 19.8 mile/h - 18.5 mile/h
    Forward - 5 26.9 mile/h 26.9 mile/h - 25 mile/h
    Forward - 6 36.2 mile/h 36.2 mile/h - 35.6 mile/h
    Forward - 7 49.2 mile/h 49.2 mile/h - -
    Reverse 10.4 mile/h 10.4 mile/h - 7.2 mile/h
    Note Maximum travel speeds with standard 21.00R33 (E4) tires. - - Maximum travel speeds with standard 33.00-R51 tires.
    Top Speed - Loaded - - - 35.6 mile/h

    Brakes
    Brake Surface - Front 216 in² 216 in² - -
    Brake Surface - Rear 7794 in² 7794 in² - -
    Brake Standards - ISO 3450:2011 - -

    Service Refill Capacities
    Fuel Tank Capacity 140 gal (US) - - -
    Cooling System 33 gal (US) 33 gal (US) 211 gal (US) 126 gal (US)
    Crankcase 17 gal (US) 17 gal (US) 82 gal (US) 54 gal (US)
    Brake/Hoist Hydraulic Tank 38 gal (US) 38 gal (US) - -
    Brake Hoist System 60 gal (US) 60 gal (US) - -
    Differential - Final Drives 47 gal (US) 47 gal (US) - 139 gal (US)
    Steering System - Including Tank 60 gal (US) 23 gal (US) - -
    Torque Converter - Transmission System 17 gal (US) 17 gal (US) - -
    Fuel Tank - 140 gal (US) 1300 gal (US) 410 gal (US)
    Steering Tank - 14.5 gal (US) - 29 gal (US)
    DEF Tank - 6 gal (US) - -
    Final Drive - Each - - 67 gal (US) -
    Hydraulic Tank - - 296 gal (US) -
    Hydraulic System - Including Tank - - 385 gal (US) -
    Diesel Exhaust Fluid Tank - - 100 gal (US) 36 gal (US)
    Note (1) - - DEF Tank only available for EPA Tier 4 / EU Stage V engine option. -
    Front Wheels - Each - - - 7.1 gal (US)
    Steering System - Includes Tank - - - 31 gal (US)
    Brake/Hoist Tank - - - 135 gal (US)
    Brake Hoist System - Includes Tank - - - 143 gal (US)
    Torque Converter - Transmission System - Including Sump - - - 46 gal (US)

    Steering
    Steering Standards ISO 5010:2007 ISO 5010:2007 ISO 5010:2007 ISO 5010:2019
    Steer Angle 31 ° 40.5 ° 39 ° 25.1 °
    Turning Diameter 57.7 ft - - -
    Turning Circle - Clearance Diameter 66.6 ft 66.6 ft - -
    Turning Diameter - Front - 57.7 ft - -
    Note - - Gross Machine Operating Weight is 521 631 kg (1,150,000 lb). -
    Turning Diameter - ISO 7457:1997 (33.00R51 tires) - - - 96.6 ft

    Weights - Approximate
    Target Gross Machine Operating Weight - 181000 lb - -
    Chassis Weight - 59223 lb 426237 lb -
    Body Weight - 17306 lb 64346 lb 57779 lb
    Target Gross Machine Weight - 181000 lb - -
    Nominal Rated Payload - - 327 ton (US) -
    Rated Gross Machine Weight - - 1150000 lb -
    Note (1) - - 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 full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires.
    Note (3) - - Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations. Body weight varies depending on body selection and configuration.
    Note (4) - - Tier 4 Final / Stage V chassis weight: 426312 lb (193372 kg) -
    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

    Weight Distributions - Approximate
    Front Axle - Empty - 51.4 % 49 % 48%
    Front Axle - Loaded - 34.2 % 33 % 33%
    Rear Axle - Empty - 48.6 % 51 % 52%
    Rear Axle - Loaded - 65.8 % 67 % 67%
    Note - - - Weight distributions optimized with Cat body.

    Final Drives
    Differential Ratio - 2.74:1 - 2:10:01
    Planetary Ratio - 4.80:1 - 10.83:1
    Total Reduction Ratio - 13.14:1 35:01:00 22.75:1
    Type - - - Double reduction, planetary with full floating axles.

    Body Hoists
    Pump Flow - High Idle - 112 gal/min - 223 gal/min
    Relief Valve Setting - Raise - 2750 psi 3029 psi 2500 psi
    Relief Valve Setting - Lower - 500 psi - -
    Body Raise Time - High Idle - 8 s 24 s 15 s
    Body Lower Time - Float - 10 s - 15.6 s
    Body Power Down - High Idle - 10 s - -
    Pump Flow - High Idle (HAA at 1,800 rpm) - - 221 gal/min -
    Pump Flow - High Idle (LAA at 1,960 rpm) - - 240 gal/min -
    High Idle Body Lower Time - Float - - 20 s -
    Total Cycle Time - - 44 s -
    Note (1) - - Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages. -
    Note (2) - - Power raise in both stages; power down in both stages possible. -
    Note (3) - - Automatic body-lower modulation reduces impact on frame. -
    Type - - - Twin, two-stage hydraulic cylinders with snubbing valve.
    Body Power Down- High Idle - - - 15.5 s

    Suspension
    Rear axle - Oscillation - 8.9 ° - +/- 5.4 degrees
    Empty Loaded Cylinder Stroke Front - 9.2 in - -
    Empty Loaded Cylinder Stroke Rear - 5.8 in - -
    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

    Capacity - Dual Slope - 100% Fill Factor
    Heaped 2:1 (SAE) - 40.8 yd³ - -
    Struck - 31.3 yd³ - -

    Capacity - Flat Floor - 100% Fill Factor
    Struck - 31.3 yd³ - -
    Heaped 2:1 (SAE) - 40.9 yd³ - -

    Sound
    Sound Standards (3) - Operator Equivalent Sound Pressure Level (Leq) is 78 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab. - -
    Sound Standards (2) - Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 118 dB(A). 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. -
    Sound Standards (1) - Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 75 dB(A) for cab offered by Caterpillar when properly installed, maintained, and tested with doors and windows closed. -

    Dimensions
    Height - Top of ROPS - 12.8 ft - -
    Inside Body Depth - Maximum - 5.7 ft - -
    Overall Body Length - 26.8 ft - -
    Inside Body Length - 19 ft - -
    Overall Length - 28.9 ft - -
    Wheel Base - 13 ft - -
    Rear Axle - Tail - 9.5 ft - -
    Ground Clearance - 1.6 ft - -
    Dump Clearance - 1.5 ft - -
    Loading Height - Empty - 11.6 ft - -
    Overall Height - Body Raised - 27.1 ft - -
    Operating Width - 15.7 ft - -
    Centerline Front Tire Width - 10.4 ft - -
    Engine Guard Clearance - 2 ft - -
    Outside Body Width - 12.9 ft - -
    Inside Body Width - 11.9 ft - -
    Front Canopy Height - 13.7 ft - -
    Rear Axle - Clearance - 1.9 ft - -
    Centerline of Rear Dual Tire Width - 8.7 ft - -
    Overall Tire Width - 12.9 ft - -

    Tires
    Standard Tire - 21.00R33 (E4) - 33.00R51
    Standard Tires - - 53/80 R63 -
    Rims - - 36" x 63" 610 mm (24") Rims (standard). 660 mm (26") Rims (optional).
    Note (1) - - 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.
    Optional Tire - - - 36.00R51

    AC Drive System
    Total Reduction Ratio - - 35:01:00 -
    Top Speed - Loaded - - 37 mile/h -
    Generator/Alternator - - Brushless, engine mounted, dual bearing -
    Controls - - IGBT Inverter Technology, air cooled, pressurized cabinet with filtration -
    Wheel Motor - - High-torque AC induction, rear axle mounted -
    Cooling System - - Variable speed, hydraulically driven cooling system -

    Braking System
    Service Brakes - - Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
    Front Wet Disc Brake Surface Area - - 20378 in² 9487 in²
    Rear - Wet Disc Brake Surface Area - - 30750 in² 13908 in²
    Standards - - ISO 3450:2011 Service and Secondary: ISO 3450:2011
    Parking Brake - - Four-corner, Multi-disc, Spring applied, Hydraulically Released Four corner, multi disc, spring applied, hydraulically released
    Load Brake - - Rear service brakes -
    Dynamic Retarding Power - Continuous - - 5480 hp -

    Capacity - HE Body - 100% fill factor
    Struck - - 108-133 m³ (142-175 yd³) -
    Heaped (SAE 2:1) - - 180-222 m³ (236-290 yd³) -
    Dump Body Plate Thickness Varies Depending on Body Selection - Floor Plate - - 0.63 in -
    Dump Body Plate Thickness Varies Depending on Body Selection - Front Plate - - 0.35 in -
    Dump Body Plate Thickness Varies Depending on Body Selection - Side Plate - - 0.31 in -
    Dump Body Plate Thickness Varies Depending on Body Selection - Canopy Plate - - 0.2 in -
    Note - - Contact your local Cat dealer for body recommendations. -

    Dimensions (Approximate)
    Height - Top of ROPS - - 22.25 ft -
    Overall Length - - 50.75 ft -
    Wheel Base - - 21.83 ft -
    Rear Axle - Tail - - 15.5 ft -
    Ground Clearance - - 2.67 ft -
    Dump Clearance - - 3 ft -
    Loading Height - Empty - - 22.92 ft -
    Overall Height - Body Raised - - 48.42 ft -
    Centerline Front Tire Width - - 23 ft -
    Front Axle Clearance - - 3.17 ft -
    Canopy Width (without optional rock deflectors) - - 29.75 ft -
    Outside Body Width - - 29.75 ft -
    Inside Body Width - - 28.08 ft -
    Front Canopy Height - - 26.33 ft -
    Rear Axle - Clearance - - 3.08 ft -
    Centerline of Rear Dual Tire Width - - 18.75 ft -
    Overall Tire Width - - 28.67 ft -
    Overall Canopy Width - - 31.5 ft -

    Cab
    ROPS Standards (1) - - Rollover Protective Structure (ROPS) meets ISO 3471:2008 criteria for operator and ISO 13459:2012 for trainer. ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
    FOPS Standards - - Falling Object Protective Structure (FOPS) 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.
    Air Conditioning - - - HFC - 134A refrigerant: 24,500 Btu/h
    Heater / Defroster - - - 33300 Btu/h
    Note - - - The operator sound pressure level, 77 dB(A) with direct drive and 75 dB9A) with optional clutch, tested to ISO 6396:2008.

    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.

    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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