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797F Mining Truck
789 Next Generation

Weights - Approximate

Nominal Rated Payload 400 ton (US) 213 ton (US) -
Rated Gross Machine Weight 1375000 lb 715000 lb -
Chassis Weight 474472 lb - -
Body Weight 94799 lb 60406 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 and mandatory attachments, hoist, body mounting group, rims, and tires. -
Note (4) Tier 4 Chassis Weight: 486263 lb (220565 kg) - -

Engine

Gross Power - SAE J1995 4000 HP - -
Engine Model Cat® C175-20 Cat® 3516E -
Net Power - SAE J1349 3795 HP - -
Rated Speed 1750 r/min 1650 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 6.7 in -
Stroke 8.7 in 8.5 in -
Displacement 6469 in³ 4766 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. -
Note (2) U.S. EPA Tier 4 Final available for applicable markets. Optional 1417 kW / 1,900 HP engine rating. -
Note (3) High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available. U.S. EPA Tier 4 Final / EU Stage V optional engine available for applicable markets. -
Gross Power - SAE J1995:2014 - 2100 HP -
Net Power - SAE J1349:2011 - 1975 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 106.5 gal/min -
Relief Valve Setting - Raise 3510 psi 2749 psi -
Body Raise Time - High Idle 25 s 14 s -
Body Lower Time - Float 18 s 16 s -
Body Power Down- High Idle 18 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 and bottom double shear clevis attachments -
Effective Cylinder Stroke - Front 3.9 in 4.12 in -
Effective Cylinder Stroke - Rear 3.7 in 3.67 in -
Rear axle - Oscillation ±3.96 degrees +/- 5 degrees -

Service Refill Capacities

Fuel Tank 1000 gal (US) 1000 gal (US) -
Fuel Tank (Tier 4) 1200 gal (US) 55 gal (US) -
Diesel Exhaust Fluid Tank 100 gal (US) 62 gal (US) -
Cooling System 306 gal (US) 180 gal (US) -
Crankcase 103 gal (US) 77 gal (US) -
Front Wheels - Each 16 gal (US) 5.8 gal (US) -
Differentials 330 gal (US) 161 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) 347 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. - -
Fuel Tank - Standard - 550 gal (US) -
Steering System - 42 gal (US) -
Steering System - Includes Tank - 46 gal (US) -
Brake Hoist System - 169 gal (US) -
Torque Converter - Transmission System - Including Sump - 55 gal (US) -

Weight Distributions - Approximate

Front Axle - Empty 47.20% 50% -
Rear Axle - Empty 52.80% 50% -
Front Axle - Loaded 33.30% 33% -
Rear Axle - Loaded 66.70% 67% -
Note Weight distributions optimized with Cat body. - -

Final Drives

Type Double reduction, planetary with full floating axles. Double reduction, planetary with full floating axles -
Differential Ratio 1.276:1 2.35:1 -
Planetary Ratio 16.67:1 10.83:1 -
Total Reduction Ratio 21.26:1 25.46:1 -
Note Double reduction, planetary with full floating axles. - -

Tires

Tires 59/80 R63 - -
Rims 44" x 63" 29” x 57” 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. Quick Change Rims optional -
Standard Tires - 37 R57 -
Optional Tires - 40 R57 -
Optional Tire - 42/90 R57 -
Note (2) - 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 -
Front Wet Disc Brake Surface Area 20500 in² 12662 in² -
Rear - Wet Disc Brake Surface Area 30750 in² 20861 in² -
Standards Service and Secondary: 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 - -
Note Anti-Lock Brake System (ABS) optional with CMD package - -

Capacity - HP Body - 100% Fill Factor

Struck 225 yd³ / 172 m³ 77 m3(101 yd3) -
Heaped (SAE 2:1)* 330 yd³ / 252 m³ 143 m3(187 yd2) -
Note (1) Consult your local Cat dealer for body recommendations. Consult your local Cat dealer for body recommendations -

Cab

Air Conditioning HFC - 134A refrigerant: 24,300 Btu/h (HFC - 134A refrigerant) 24,500 Btu/hr -
Heater / Defroster 38900 Btu/h 33300 Btu/h -
Note Ambient capabilities down to -30C (-22F) 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. The operator sound pressure level, 77 dB(A) with direct drive and 75 dB(A) with optional clutch, tested to ISO 6396:2008. -
ROPS Standards (2) ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria. 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 3449:1992 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 - -
Steering Standards ISO 5010:2007 ISO 5010:2007 -
Note Turning Diameter (ISO 7457:2009) - -
Steer Angle - 36.07 ° -

Transmission

Forward - 1 6.6 mile/h 7.8 mile/h -
Forward - 2 8.9 mile/h 10.6 mile/h -
Forward - 3 12 mile/h 14.4 mile/h -
Forward - 4 16.2 mile/h 19.4 mile/h -
Forward - 5 21.8 mile/h 26.3 mile/h -
Forward - 6 29.4 mile/h 35.5 mile/h -
Forward - 7 39.5 mile/h - -
Reverse 7.4 mile/h 7.3 mile/h -
Top Speed - Loaded 39.5 mile/h 35.5 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 - -

Dimensions (Approximate)

Height - Top of ROPS - 5550 mm -
Overall Body Length - 12945 mm -
Inside Body Length - 8730 mm -
Overall Length - 12970 mm -
Wheel Base - 57000 mm -
Rear Axle - Tail - 3856 mm -
Ground Clearance - 1304 mm -
Dump Clearance - 1585 mm -
Loading Height - Empty - 6147 mm -
Rear Sidewall Height - 1010 mm -
Inside Body Depth - Maximum - 3075 mm -
Overall Height - Body Raised - 11534 mm -
Operating Width - 7822 mm -
Centerline Front Tire Width - 5410 mm -
Engine Guard Clearance - 1290 mm -
Overall Canopy Width - 7769 mm -
Outside Body Width - 7123 mm -
Inside Body Width - 6920 mm -
Front Canopy Height - 6739 mm -
Rear Axle - Clearance - 1263 mm -
Centerline of Rear Dual Tire Width - 4695 mm -
Overall Tire Width - 7120 mm -
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