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    775G Off-Highway Truck
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    772G Off-Highway Truck
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    789 Next Generation
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    794 AC Mining Truck
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    Weights
    LRC Bare Chassis Weight without Hoist 75118 lb 58414 lb - -
    LRC Bare Chassis Weight with Hoist 76326 lb 59223 lb - -
    LRC Gross Vehicle Weight (Target) without Hoist 246503 lb 180999 lb - -
    LRC Gross Vehicle Weight (Target) with Hoist 246503 lb 180999 lb - -
    HRC Bare Chassis Weight without Hoist 76573 lb 59567 lb - -
    HRC Bare Chassis Weight with Hoist 77781 lb 60376 lb - -
    HRC Gross Vehicle Weight (Target) without Hoist 246503 lb 180999 lb - -
    HRC Gross Vehicle Weight (Target) with Hoist 246503 lb 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. 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 85288 lb 77430 lb - -

    Operating Specifications
    Nominal Water Tank Capacity 15000 gal (US) 11000 gal (US) - -

    Steering
    Steering Standards ISO 5010:2007 ISO 5010:2007 ISO 5010:2007 ISO 5010:2007
    Steer Angle 31 ° 31 ° 36.07 ° 39 °
    Turning Diameter 77.1 ft 57.7 ft - -
    Turning Circle - Clearance Diameter 85.6 ft 66.6 ft - -
    Note - - - Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).

    Engine
    Engine Model Cat® C27 Cat® C18 Cat® 3516E Cat® C175-16
    Gross Power - SAE J1995 825 HP 605 HP - 3500 HP
    Rated Net Power - SAE J1349 683 HP 550 HP - -
    Bore 5.4 in 5.7 in 6.7 in 6.9 in
    Stroke 6 in 7.2 in 8.5 in 8.7 in
    Displacement 1648 in³ 1105 in³ 4766 in³ 5187 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. Specifications shown are for LRC model. Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. - -
    Rated Engine Speed - 1700 r/min - -
    Number of Cylinders - 6 - -
    Gross Power - SAE J1995:2014 - - 2100 HP -
    Net Power - SAE J1349:2011 - - 1975 HP -
    Rated Speed - - 1650 r/min 1800 r/min
    Emissions Rating - - Fuel Optimized Fuel Optimized
    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. Contact factory for high altitude configuration.
    Note (2) - - Optional 1417 kW / 1,900 HP engine rating. Tier 4 / EU Stage V option available for regions that require these emissions standards.
    Note (3) - - U.S. EPA Tier 4 Final / EU Stage V optional engine available for applicable markets. Tier 4 / EU Stage V engine option Net Power - SAE J1349: 3434 HP (2561 kW)
    Standard Gross Power - SAE J1995 - - - 3500 HP
    Optional Gross Power - SAE J1995 - - - 3100 HP
    Optional Gross Power - SAE J1995 (Option 2) - - - 2750 HP
    Net Power - SAE J1349 - - - 3405 HP

    Transmission
    Forward - 1 6.6 mile/h 8 mile/h 7.8 mile/h -
    Forward - 2 9.3 mile/h 10.9 mile/h 10.6 mile/h -
    Forward - 3 12.6 mile/h 14.8 mile/h 14.4 mile/h -
    Forward - 4 16.8 mile/h 19.8 mile/h 19.4 mile/h -
    Forward - 5 22.8 mile/h 26.9 mile/h 26.3 mile/h -
    Forward - 6 30.7 mile/h 36.2 mile/h 35.5 mile/h -
    Forward - 7 41.6 mile/h 49.2 mile/h - -
    Reverse 8.7 mile/h 10.4 mile/h 7.3 mile/h -
    Note Maximum travel speeds with standard 24.00R35 (E4) tires Maximum travel speeds with standard 21.00R33 (E4) tires. - -
    Top Speed - Loaded - - 35.5 mile/h -

    Brakes
    Brake Surface - Front 257 in² 216 in² - -
    Brake Surface - Rear 9497 in² 7794 in² - -

    Service Refill Capacities
    Fuel Tank Capacity 210 gal (US) 140 gal (US) - -
    Cooling System 45 gal (US) 33 gal (US) 180 gal (US) 211 gal (US)
    Crankcase 24 gal (US) 17 gal (US) 77 gal (US) 82 gal (US)
    Differential - Final Drives 38 gal (US) 47 gal (US) - -
    Steering System - Including Tank 14 gal (US) 60 gal (US) - -
    Brake/Hoist Hydraulic Tank 46.5 gal (US) 38 gal (US) - -
    Brake Hoist System 85 gal (US) 60 gal (US) 169 gal (US) -
    Torque Converter - Transmission System - 17 gal (US) - -
    Fuel Tank - Standard - - 550 gal (US) -
    Fuel Tank - - 1000 gal (US) 1300 gal (US)
    Fuel Tank (Tier 4) - - 55 gal (US) -
    Diesel Exhaust Fluid Tank - - 62 gal (US) 100 gal (US)
    Front Wheels - Each - - 5.8 gal (US) -
    Differentials - - 161 gal (US) -
    Steering System - - 42 gal (US) -
    Steering System - Includes Tank - - 46 gal (US) -
    Brake Hoist System - Includes Tank - - 347 gal (US) -
    Torque Converter - Transmission System - Including Sump - - 55 gal (US) -
    Final Drive - Each - - - 67 gal (US)
    Hydraulic Tank - - - 296 gal (US)
    Hydraulic System - Including Tank - - - 385 gal (US)
    Note (1) - - - DEF Tank only available for EPA Tier 4 / EU Stage V engine option.

    Weights - Approximate
    Nominal Rated Payload - - 213 ton (US) 327 ton (US)
    Rated Gross Machine Weight - - 715000 lb 1150000 lb
    Body Weight - - 60406 lb 64346 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 and 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
    Chassis Weight - - - 426237 lb
    Note (3) - - - Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
    Note (4) - - - Tier 4 Final / Stage V chassis weight: 426312 lb (193372 kg)

    Weight Distributions - Approximate
    Front Axle - Empty - - 50% 49 %
    Rear Axle - Loaded - - 67% 67 %
    Rear Axle - Empty - - 50% 51 %
    Front Axle - Loaded - - 33% 33 %

    Final Drives
    Planetary Ratio - - 10.83:1 -
    Total Reduction Ratio - - 25.46:1 35:01:00
    Type - - Double reduction, planetary with full floating axles -
    Differential Ratio - - 2.35:1 -

    Tires
    Standard Tires - - 37 R57 53/80 R63
    Optional Tires - - 40 R57 -
    Optional Tire - - 42/90 R57 -
    Rims - - 29” x 57” Rims 36" x 63"
    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.

    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 - - 12662 in² 20378 in²
    Rear - Wet Disc Brake Surface Area - - 20861 in² 30750 in²
    Standards - - (Service and Secondary) ISO 3450:2011 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 - HP Body - 100% Fill Factor
    Struck - - 77 m3(101 yd3) -
    Heaped (SAE 2:1)* - - 143 m3(187 yd2) -
    Note (1) - - Consult your local Cat dealer for body recommendations -

    Body Hoists
    Type - - Twin, two-stage hydraulic cylinders with snubbing valve. -
    Pump Flow - High Idle - - 106.5 gal/min -
    Relief Valve Setting - Raise - - 2749 psi 3029 psi
    Body Raise Time - High Idle - - 14 s 24 s
    Body Lower Time - Float - - 16 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.

    Suspension
    Type - - Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top and bottom double shear clevis attachments -
    Effective Cylinder Stroke - Front - - 4.12 in -
    Effective Cylinder Stroke - Rear - - 3.67 in -
    Rear axle - Oscillation - - +/- 5 degrees -

    Cab
    Air Conditioning - - (HFC - 134A refrigerant) 24,500 Btu/hr -
    Heater / Defroster - - 33300 Btu/h -
    ROPS Standards (1) - - The operator sound pressure level, 77 dB(A) with direct drive and 75 dB(A) with optional clutch, tested to ISO 6396:2008. Rollover Protective Structure (ROPS) meets ISO 3471:2008 criteria for operator and ISO 13459:2012 for trainer.
    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 Level II for Operator and ISO 13459:2012 Level II for Trainer. Falling Object Protective Structure (FOPS) meets ISO 3449:2005 Level II for operator and ISO 13459:2012 Level II for trainer.

    Dimensions (Approximate)
    Height - Top of ROPS - - 5550 mm 22.25 ft
    Overall Body Length - - 12945 mm -
    Inside Body Length - - 8730 mm -
    Overall Length - - 12970 mm 50.75 ft
    Wheel Base - - 57000 mm 21.83 ft
    Rear Axle - Tail - - 3856 mm 15.5 ft
    Ground Clearance - - 1304 mm 2.67 ft
    Dump Clearance - - 1585 mm 3 ft
    Loading Height - Empty - - 6147 mm 22.92 ft
    Rear Sidewall Height - - 1010 mm -
    Inside Body Depth - Maximum - - 3075 mm -
    Overall Height - Body Raised - - 11534 mm 48.42 ft
    Operating Width - - 7822 mm -
    Centerline Front Tire Width - - 5410 mm 23 ft
    Engine Guard Clearance - - 1290 mm -
    Overall Canopy Width - - 7769 mm 31.5 ft
    Outside Body Width - - 7123 mm 29.75 ft
    Inside Body Width - - 6920 mm 28.08 ft
    Front Canopy Height - - 6739 mm 26.33 ft
    Rear Axle - Clearance - - 1263 mm 3.08 ft
    Centerline of Rear Dual Tire Width - - 4695 mm 18.75 ft
    Overall Tire Width - - 7120 mm 28.67 ft
    Front Axle Clearance - - - 3.17 ft
    Canopy Width (without optional rock deflectors) - - - 29.75 ft

    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

    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.

    Sound
    Sound Standards (1) - - - 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.
    Sound Standards (2) - - - 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.
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