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    797F Mining Truck
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    Weights - Approximate
    Nominal Rated Payload 400 ton (US) 360 ton (US) 327 ton (US)
    Rated Gross Machine Weight 1375000 lb 1270000 lb 1150000 lb
    Chassis Weight 474472 lb 448415 lb 426237 lb
    Body Weight 94799 lb - 64346 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 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 (4) Tier 4 Chassis Weight: 486263 lb (220565 kg) - Tier 4 Final / Stage V chassis weight: 426312 lb (193372 kg)
    Body Weight Range - 38 833 – 42 907 kg (85,611 – 94,594 lb) -
    Note (3) - Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.

    Engine
    Gross Power - SAE J1995 4000 HP 3500 HP 3500 HP
    Net Power - SAE J1349 3795 HP 3405 HP 3405 HP
    Engine Model Cat® C175-20 Cat® C175-16 Cat® C175-16
    Rated Speed 1750 r/min 1800 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. - -
    Bore 6.9 in 6.9 in 6.9 in
    Stroke 8.7 in 8.7 in 8.7 in
    Displacement 6469 in³ 5187 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. 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) U.S. EPA Tier 4 Final available for applicable markets. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. Tier 4 / EU Stage V option available for regions that require these emissions standards.
    Note (3) High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available. Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp Tier 4 / EU Stage V engine option Net Power - SAE J1349: 3434 HP (2561 kW)
    Emissions Rating - Fuel Optimized Fuel Optimized
    Standard Gross Power - SAE J1995 - - 3500 HP
    Optional Gross Power - SAE J1995 - - 3100 HP
    Optional Gross Power - SAE J1995 (Option 2) - - 2750 HP

    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 257.3 gal/min -
    Relief Valve Setting - Raise 3510 psi 3029 psi 3029 psi
    Body Raise Time - High Idle 25 s 21 s 24 s
    Body Lower Time - Float 18 s 22 s -
    Body Power Down- High Idle 18 s 17.5 s -
    Note (1) - Twin, two-stage hydraulic cylinders mounted outside main frame; double-acting cylinders in both stages. Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages.
    Note (2) - Power raise in both stages; power down capability in both stages. Power raise in both stages; power down in both stages possible.
    Note (3) - Automatic body-lower modulation reduces impact on frame. Automatic body-lower modulation reduces impact on frame.
    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

    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 4 in -
    Effective Cylinder Stroke - Rear 3.7 in 2 in -
    Rear axle - Oscillation ±3.96 degrees +/- 5.32 degrees -

    Service Refill Capacities
    Fuel Tank 1000 gal (US) 1300 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) 100 gal (US)
    Cooling System 306 gal (US) 211 gal (US) 211 gal (US)
    Crankcase 103 gal (US) 82 gal (US) 82 gal (US)
    Front Wheels - Each 16 gal (US) 7 gal (US) -
    Differentials 330 gal (US) - -
    Steering Tank 67 gal (US) - -
    Steering System - Including Tank 95 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 DEF Tank only available for EPA Tier 4 / EU Stage V engine option.
    Final Drive - Each - 67 gal (US) 67 gal (US)
    Hydraulic Tank - 296 gal (US) 296 gal (US)
    Hydraulic System - Including Tank - 385 gal (US) 385 gal (US)
    Grease Tank - 90 lb -

    Weight Distributions - Approximate
    Front Axle - Empty 47.20% 47 % 49 %
    Rear Axle - Empty 52.80% 53 % 51 %
    Front Axle - Loaded 33.30% 33 % 33 %
    Rear Axle - Loaded 66.70% 67 % 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 - -
    Planetary Ratio 16.67:1 - -
    Total Reduction Ratio 21.26:1 - 35:01:00
    Note Double reduction, planetary with full floating axles. - -

    Tires
    Tires 59/80 R63 - -
    Rims 44" x 63" 44" x 63" 36" x 63"
    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. Quick Change Rims optional. Quick Change Rims optional.
    Standard Tires - 59/80 R63 53/80 R63
    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 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 20500 in² 20378 in² 20378 in²
    Rear - Wet Disc Brake Surface Area 30750 in² 30750 in² 30750 in²
    Standards Service and Secondary: ISO 3450:2011 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 Four-corner, Multi-disc, Spring applied, Hydraulically Released
    Load Brake Rear service brakes 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 -
    Dynamic Retarding Power - Continuous - 5480 HP 5480 HP

    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. 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 3471:1994 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. Falling Object Protective Structure (FOPS) 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 106.3 ft -
    Steering Standards ISO 5010:2007 Steering Standards: ISO 5010:2007 ISO 5010:2007
    Note Turning Diameter (ISO 7457:2009) Turning Diameter (ISO 7457:1997) Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
    Steer Angle - 39 ° 39 °

    Transmission
    Forward - 1 6.6 mile/h - -
    Forward - 2 8.9 mile/h - -
    Forward - 3 12 mile/h - -
    Forward - 4 16.2 mile/h - -
    Forward - 5 21.8 mile/h - -
    Forward - 6 29.4 mile/h - -
    Forward - 7 39.5 mile/h - -
    Reverse 7.4 mile/h - -
    Top Speed - Loaded 39.5 mile/h - -

    Dimensions
    Rear Axle - Clearance - Loaded 3.08 ft - -
    Inside Body Depth - Maximum 11 ft - -
    Overall Height - Body Raised 51.5 ft - -
    Loaded Ground Clearance 2.58 ft - -
    Loading Height - Empty 23 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 - -
    Inside Body Length 32.75 ft - -
    Overall Length 49.5 ft - -
    Wheel Base 23.58 ft - -
    Rear Axle - Tail 12.9 ft - -
    Dump Clearance 6.58 ft - -
    Centerline Front Tire Width 21.41 ft - -
    Overall Canopy Width 29.91 ft - -
    Outside Body Width 32 ft - -
    Inside Body Width 27.91 ft - -
    Centerline of Rear Dual Tire Width 20.41 ft - -
    Overall Tire Width 31.25 ft - -

    AC Drive System
    Total Reduction Ratio - 35:01:00 35:01:00
    Top Speed - Loaded - 40 mile/h 37 mile/h
    Generator/Alternator - Cat brushless, engine mounted, dual bearing Brushless, engine mounted, dual bearing
    Controls - Cat IGBT Inverter Technology, air cooled, pressurized cabinet with filtration IGBT Inverter Technology, air cooled, pressurized cabinet with filtration
    Wheel Motor - Cat AC induction, rear axle mounted High-torque AC induction, rear axle mounted
    Cooling System - Cat variable speed, hydraulically driven cooling system Variable speed, hydraulically driven cooling system

    Capacity - HE Body - 100% fill factor
    Struck - 97-153 m³ (127-200 yd³) 108-133 m³ (142-175 yd³)
    Heaped (SAE 2:1) - 186-237 m³ (243-310 yd³) 180-222 m³ (236-290 yd³)
    Note - Consult your local Cat dealer for body recommendations. Contact your local Cat dealer for body recommendations.
    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

    Sound
    Sound Standards - The operator sound pressure level, 75 dB(A), measured according to ISO 6394:2008 and ISO 6396:2008. -
    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.

    Dimensions (Approximate)
    Height - Top of ROPS - 22.05 ft 22.25 ft
    Overall Length - 51.44 ft 50.75 ft
    Wheel Base - 21.9 ft 21.83 ft
    Rear Axle - Tail - 16.07 ft 15.5 ft
    Dump Clearance - Empty - 5.72 ft -
    Loading Height - Empty - 23.85 ft 22.92 ft
    Overall Height - Body Raised - 48.85 ft 48.42 ft
    Centerline Front Tire Width - 23.06 ft 23 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 28.08 ft
    Front Canopy Height - Empty - 26.01 ft -
    Rear Axle Clearance - Loaded - 2.8 ft -
    Centerline of Rear Dual Tire Width - 19.5 ft 18.75 ft
    Overall Tire Width - Empty - 30.27 ft -
    Note - Dimensions listed includes canopy deflectors -
    Ground Clearance - - 2.67 ft
    Dump Clearance - - 3 ft
    Front Axle Clearance - - 3.17 ft
    Canopy Width (without optional rock deflectors) - - 29.75 ft
    Outside Body Width - - 29.75 ft
    Front Canopy Height - - 26.33 ft
    Rear Axle - Clearance - - 3.08 ft
    Overall Tire Width - - 28.67 ft
    Overall Canopy Width - - 31.5 ft
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