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    797F Mining Truck
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    Weights - Approximate
    Nominal Rated Payload 400 ton (US) - 410 ton (US)
    Rated Gross Machine Weight 1375000 lb - 1375000 lb
    Chassis Weight 474472 lb 55948 lb 453826 lb
    Body Weight 94799 lb 17306 lb -
    Note (1) Consult your tire manufacturer for maximum tire load Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires. 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. Body weight is the standard Dual Slope body with no liner and will vary depending on configuration. Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.
    Note (4) Tier 4 Chassis Weight: 486263 lb (220565 kg) - -
    Target Gross Machine Operating Weight - 157000 lb -
    Target Gross Machine Weight - 157000 lb -
    Body Weight Range - - 38 833 - 43 275 kg (85,611 - 95,406 lb)
    Note (3) - - Body weight varies depending on how body is equipped.

    Engine
    Gross Power - SAE J1995 4000 HP 515 HP 3500 HP
    Net Power - SAE J1349 3795 HP 477 HP 3405 HP
    Engine Model Cat® C175-20 Cat® C15 Cat® C175-16
    Rated Speed 1750 r/min - 1800 r/min
    Emissions U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards.Tier 4 engine option available to meet Tier 4 Final emission standards. Meets U.S. EPA Tier 4 and EU Stage V emission standards. -
    Bore 6.9 in 5.4 in 6.9 in
    Stroke 8.7 in 6.7 in 8.7 in
    Displacement 6469 in³ 927.6 in³ 5187 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. Power rating applies at 1,700 rpm when tested under the specified condition for the specified standard. 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 available for applicable markets. Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30° C (86° F). U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
    Note (3) High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available. No engine derating required up to 3000 m (9,843 ft) altitude. Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp
    Rated Engine Speed - 1700 r/min -
    Net Power - ISO 9249 - 477 HP -
    Net Power - 80/1269/EEC - 489 HP -
    Net Power - ISO 14396 - 508 HP -
    Net Torque - SAE J1349 - 1834 ft·lbf -
    Number of Cylinders - 6 -
    Note (4) - Meets Japan Small Volume Exemption. -
    Optional Gross Power - SAE J1995 - - 3100 HP
    Emissions Rating - - Fuel Optimized

    Body Hoists
    Type Twin, two-stage hydraulic cylinders with snubbing valve. - Twin, two-stage hydraulic cylinders with snubbing valve.
    Pump Flow - High Idle 317 gal/min 118 gal/min 257.3 gal/min
    Relief Valve Setting - Raise 3510 psi 2750 psi 3029 psi
    Body Raise Time - High Idle 25 s 7.5 s 21 s
    Body Lower Time - Float 18 s 10 s 22 s
    Body Power Down- High Idle 18 s - 17.5 s
    Relief Valve Setting - Lower - 500 psi -
    Body Power Down - High Idle - 10 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.

    Suspension
    Type Self-contained nitrogen/oil cylinders, rear strut 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 3.9 in - 10 in
    Effective Cylinder Stroke - Rear 3.7 in - 5 in
    Rear axle - Oscillation ±3.96 degrees 8.9 ° -
    Empty Loaded Cylinder Stroke Front - 9.2 in -
    Empty Loaded Cylinder Stroke Rear - 5.9 in -

    Service Refill Capacities
    Fuel Tank 1000 gal (US) 140 gal (US) 1300 gal (US)
    Fuel Tank (Tier 4) 1200 gal (US) - 1200 gal (US)
    Diesel Exhaust Fluid Tank 100 gal (US) - 100 gal (US)
    Cooling System 306 gal (US) 33 gal (US) 211 gal (US)
    Crankcase 103 gal (US) 17 gal (US) 82 gal (US)
    Front Wheels - Each 16 gal (US) - -
    Differentials 330 gal (US) - -
    Steering Tank 67 gal (US) 14.5 gal (US) -
    Steering System - Including Tank 95 gal (US) 23 gal (US) -
    Brake/Hoist Tank 203 gal (US) - -
    Brake Hoist System - Includes Tank 489 gal (US) - -
    Torque Converter Sump 80 gal (US) - -
    Torque Converter/Transmission System - Including Sump 166 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
    Differential - Final Drives - 47 gal (US) -
    Brake/Hoist Hydraulic Tank - 38 gal (US) -
    Brake Hoist System - 60 gal (US) -
    Torque Converter - Transmission System - 17 gal (US) -
    DEF Tank - 6 gal (US) -
    Final Drive - Each - - 67 gal (US)
    Hydraulic System - Including Tank - - 385 gal (US)
    Hydraulic Tank - - 296 gal (US)
    Grease Tank - - 90 lb

    Weight Distributions - Approximate
    Front Axle - Empty 47.20% 49 % 47 %
    Rear Axle - Empty 52.80% 51 % 53 %
    Front Axle - Loaded 33.30% 34 % 33 %
    Rear Axle - Loaded 66.70% 66 % 67 %
    Note Weight distributions optimized with Cat body. - Weight distributions optimized with Cat body.

    Final Drives
    Type Double reduction, planetary with full floating axles. - -
    Differential Ratio 1.276:1 1.92:1 -
    Planetary Ratio 16.67:1 4.80:1 -
    Total Reduction Ratio 21.26:1 9.26:1 -
    Note Double reduction, planetary with full floating axles. - -

    Tires
    Tires 59/80 R63 - -
    Rims 44" x 63" - 44" x 63" Rims
    Note Quick Change Rims optional. - -
    Note (1) Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities. Productive capabilities of the 770G truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production. Quick Change Rims optional.
    Standard Tire - 18.00R33 (E4) -
    Note (2) - Caterpillar recommends the customer evaluates all job conditions and consults the tire manufacturer for proper tire selection. Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
    Standard Tires - - 59/80 R63

    Braking System
    Service Brakes Service Brakes: Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated - Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
    Front Wet Disc Brake Surface Area 20500 in² - 22642 in²
    Rear - Wet Disc Brake Surface Area 30750 in² - 32730 in²
    Standards Service and Secondary: ISO 3450:2011 - Service and Secondary: ISO 3450:2011
    Parking Brake 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 Brakes - - Four-corner, Multi-disc, Spring Applied, Hydraulically Released

    Capacity - HP Body - 100% Fill Factor
    Struck 225 yd³ / 172 m³ - -
    Heaped (SAE 2:1)* 330 yd³ / 252 m³ - -
    Note (1) Consult your local Cat dealer for body recommendations. - -

    Cab
    Air Conditioning HFC - 134A refrigerant: 24,300 Btu/h - HFC - 134A refrigerant: 21,600 Btu/h
    Heater / Defroster 38900 Btu/h - 24600 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.
    ROPS Standards (1) The operator sound pressure level, 76 dB(A), complies with ISO 6394:2008 and ISO 6396:2008. - 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.

    Steering
    Steering Angle 40 ° - -
    Turning Diameter - Front 122.7 ft 57.7 ft 106.3 ft
    Steering Standards ISO 5010:2007 ISO 5010:2007 Steering Standards: ISO 5010:2007
    Note Turning Diameter (ISO 7457:2009) Target gross machine operating weight is 71 214 kg (157,000 lb). Turning Diameter (ISO 7457:1997)
    Steer Angle - 40.5 ° 39 °
    Turning Circle - Clearance Diameter - 66.6 ft -

    Transmission
    Forward - 1 6.6 mile/h 7.4 mile/h -
    Forward - 2 8.9 mile/h 10.1 mile/h -
    Forward - 3 12 mile/h 13.8 mile/h -
    Forward - 4 16.2 mile/h 18.5 mile/h -
    Forward - 5 21.8 mile/h 25.1 mile/h -
    Forward - 6 29.4 mile/h 33.8 mile/h -
    Forward - 7 39.5 mile/h 45.8 mile/h -
    Reverse 7.4 mile/h 8.8 mile/h -
    Top Speed - Loaded 39.5 mile/h - -
    Note - Maximum travel speeds with standard 18.00R33 (E4) tires. -

    Dimensions
    Rear Axle - Clearance - Loaded 3.08 ft - -
    Inside Body Depth - Maximum 11 ft 4.6 ft -
    Overall Height - Body Raised 51.5 ft 27.1 ft -
    Loaded Ground Clearance 2.58 ft - -
    Loading Height - Empty 23 ft 10.3 ft -
    Engine Guard Clearance - Loaded 3.33 ft - -
    Height - Top of ROPS - Empty 21.4 ft - -
    Front Canopy Height - Empty 25.33 ft - -
    Overall Body Length 48.6 ft 26.8 ft -
    Inside Body Length 32.75 ft 18.5 ft -
    Overall Length 49.5 ft 28.9 ft -
    Wheel Base 23.58 ft 13 ft -
    Rear Axle - Tail 12.9 ft 8.5 ft -
    Dump Clearance 6.58 ft 1.7 ft -
    Centerline Front Tire Width 21.41 ft 10.2 ft -
    Overall Canopy Width 29.91 ft - -
    Outside Body Width 32 ft 12.9 ft -
    Inside Body Width 27.91 ft 11.9 ft -
    Centerline of Rear Dual Tire Width 20.41 ft 8.3 ft -
    Overall Tire Width 31.25 ft 12.1 ft -
    Height - Top of ROPS - 12.7 ft -
    Ground Clearance - 1.6 ft -
    Operating Width - 15.7 ft -
    Engine Guard Clearance - 1.8 ft -
    Front Canopy Height - 13.5 ft -
    Rear Axle - Clearance - 1.8 ft -

    Operating Specifications
    Nominal Payload Class (100%) - 42.1 ton (US) -
    Top Speed - Loaded - 45.8 mile/h -
    Target Payload (100%) - 42.1 ton (US) -
    Maximum Working Payload (110%) - 46.3 ton (US) -
    Maximum Allowable Payload (120%)* - 50.5 ton (US) -
    Body Capacity - SAE 2:1 - 32.9 yd³ -
    Note (1) - *Refer to Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations. -
    Note (2) - Target payload and capacity based on Dual Slope body with no liner. Attachment selection will affect payload and maximum gross machine operating weight. -

    Brakes
    Brake Surface - Front - 216 in² -
    Brake Surface - Rear - 6235 in² -
    Brake Standards - ISO 3450:2011 -
    Note - Target gross machine operating weight is 71 214 kg (157,000 lb). -

    Capacity - Dual Slope - 100% Fill Factor
    Struck - 23.01 yd³ -
    Heaped (SAE 2:1)* - 32.9 yd³ -
    Note (2) - *ISO 6483:1980. -
    Note (1) - Contact your local Cat dealer for body recommendation. -

    Capacity - Flat Floor - 100% Fill Factor
    Struck - 23.01 yd³ -
    Heaped (SAE 2:1)* - 32.9 yd³ -
    Note (1) - Contact your local Cat dealer for body recommendation. -
    Note (2) - *ISO 6483:1980. -

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

    Sound
    Sound Standards (1) - Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. -
    Sound Standards (2) - Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 116 dB(A). -
    Sound Standards (3) - Operator Equivalent Sound Pressure Level is 79 dB(A) & 74 dB(A) with EU sound suppression applied when ISO 6396:2008 is used. -
    Sound Standards - - The operator sound pressure level, 75 dB(A), measured according to ISO 6394:2008 and ISO 6396:2008.

    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
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