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789 Next Generation
798 AC Electric Drive Mining Truck
797F Mining Truck

Weights - Approximate

Nominal Rated Payload 213 ton (US) 410 ton (US) 400 ton (US)
Rated Gross Machine Weight 715000 lb 1375000 lb 1375000 lb
Body Weight 60406 lb - 94799 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 and mandatory attachments, hoist, body mounting group, rims, and tires. Chassis weight with 100% fuel, 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 - 453826 lb 474472 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. -
Note (4) - - Tier 4 Chassis Weight: 486263 lb (220565 kg)

Engine

Gross Power - SAE J1995:2014 2100 HP - -
Engine Model Cat® 3516E Cat® C175-16 Cat® C175-20
Net Power - SAE J1349:2011 1975 HP - -
Rated Speed 1650 r/min 1800 r/min 1750 r/min
Emissions Rating Fuel Optimized Fuel Optimized -
Bore 6.7 in 6.9 in 6.9 in
Stroke 8.5 in 8.7 in 8.7 in
Displacement 4766 in³ 5187 in³ 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. 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) Optional 1417 kW / 1,900 HP engine rating. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. U.S. EPA Tier 4 Final available for applicable markets.
Note (3) U.S. EPA Tier 4 Final / EU Stage V optional engine available for applicable markets. Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available.
Gross Power - SAE J1995 - 3500 HP 4000 HP
Net Power - SAE J1349 - 3405 HP 3795 HP
Optional Gross Power - SAE J1995 - 3100 HP -
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.

Weight Distributions - Approximate

Front Axle - Empty 50% 47 % 47.20%
Rear Axle - Loaded 67% 67 % 66.70%
Rear Axle - Empty 50% 53 % 52.80%
Front Axle - Loaded 33% 33 % 33.30%
Note - Weight distributions optimized with Cat body. Weight distributions optimized with Cat body.

Final Drives

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

Transmission

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

Tires

Standard Tires 37 R57 59/80 R63 -
Optional Tires 40 R57 - -
Optional Tire 42/90 R57 - -
Rims 29” x 57” Rims 44" x 63" Rims 44" x 63"
Note (1) Quick Change Rims optional Quick Change Rims optional. Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
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. -
Tires - - 59/80 R63
Note - - Quick Change Rims optional.

Braking System

Service Brakes Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated Service Brakes: Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area 12662 in² 22642 in² 20500 in²
Rear - Wet Disc Brake Surface Area 20861 in² 32730 in² 30750 in²
Standards (Service and Secondary) ISO 3450:2011 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
Electric Retarding - Radial Grid Design -
Dynamic Retarding Power - Continuous - 5480 HP -
Parking Brakes - 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

Capacity - HP Body - 100% Fill Factor

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

Body Hoists

Type Twin, two-stage hydraulic cylinders with snubbing valve. Twin, two-stage hydraulic cylinders with snubbing valve. Twin, two-stage hydraulic cylinders with snubbing valve.
Pump Flow - High Idle 106.5 gal/min 257.3 gal/min 317 gal/min
Relief Valve Setting - Raise 2749 psi 3029 psi 3510 psi
Body Raise Time - High Idle 14 s 21 s 25 s
Body Lower Time - Float 16 s 22 s 18 s
Body Power Down- High Idle - 17.5 s 18 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, pin-to-pin mounting, top and bottom double shear clevis attachments Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments Self-contained nitrogen/oil cylinders, rear strut pin-to-pin mounting, top & bottom double shear clevis attachments
Effective Cylinder Stroke - Front 4.12 in 10 in 3.9 in
Effective Cylinder Stroke - Rear 3.67 in 5 in 3.7 in
Rear axle - Oscillation +/- 5 degrees - ±3.96 degrees

Service Refill Capacities

Fuel Tank - Standard 550 gal (US) - -
Fuel Tank 1000 gal (US) 1300 gal (US) 1000 gal (US)
Fuel Tank (Tier 4) 55 gal (US) 1200 gal (US) 1200 gal (US)
Diesel Exhaust Fluid Tank 62 gal (US) 100 gal (US) 100 gal (US)
Cooling System 180 gal (US) 211 gal (US) 306 gal (US)
Crankcase 77 gal (US) 82 gal (US) 103 gal (US)
Front Wheels - Each 5.8 gal (US) - 16 gal (US)
Differentials 161 gal (US) - 330 gal (US)
Steering System 42 gal (US) - -
Steering System - Includes Tank 46 gal (US) - -
Brake Hoist System 169 gal (US) - -
Brake Hoist System - Includes Tank 347 gal (US) - 489 gal (US)
Torque Converter - Transmission System - Including Sump 55 gal (US) - -
Final Drive - Each - 67 gal (US) -
Hydraulic System - Including Tank - 385 gal (US) -
Hydraulic Tank - 296 gal (US) -
Grease Tank - 90 lb -
Note (1) - DEF Tank only available for U.S. EPA Tier 4 Final / EU Stage V engine option DEF Tank only available for EPA Tier 4 engine option.
Steering Tank - - 67 gal (US)
Steering System - Including Tank - - 95 gal (US)
Brake/Hoist Tank - - 203 gal (US)
Torque Converter Sump - - 80 gal (US)
Torque Converter/Transmission System - Including Sump - - 166 gal (US)

Cab

Air Conditioning (HFC - 134A refrigerant) 24,500 Btu/hr HFC - 134A refrigerant: 21,600 Btu/h HFC - 134A refrigerant: 24,300 Btu/h
Heater / Defroster 33300 Btu/h 24600 Btu/h 38900 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. ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer. The operator sound pressure level, 76 dB(A), complies with ISO 6394:2008 and ISO 6396:2008.
ROPS Standards (2) ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer. - ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria.
FOPS Standards FOPS (Falling Objects Protective Structure) 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. FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria.
Note - Ambient capabilities down to -15C (5F) for heater/defroster and up to 50C (122F) for air conditioning. Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning.

Steering

Steer Angle 36.07 ° 39 ° -
Steering Standards ISO 5010:2007 Steering Standards: ISO 5010:2007 ISO 5010:2007
Turning Diameter - Front - 106.3 ft 122.7 ft
Note - Turning Diameter (ISO 7457:1997) Turning Diameter (ISO 7457:2009)
Steering Angle - - 40 °

Dimensions (Approximate)

Height - Top of ROPS 5550 mm 22.1 ft -
Overall Body Length 12945 mm - -
Inside Body Length 8730 mm - -
Overall Length 12970 mm 51.44 ft -
Wheel Base 57000 mm 21.9 ft -
Rear Axle - Tail 3856 mm 16.07 ft -
Ground Clearance 1304 mm - -
Dump Clearance 1585 mm - -
Loading Height - Empty 6147 mm 25.54 ft -
Rear Sidewall Height 1010 mm - -
Inside Body Depth - Maximum 3075 mm - -
Overall Height - Body Raised 11534 mm 48.85 ft -
Operating Width 7822 mm - -
Centerline Front Tire Width 5410 mm 23.06 ft -
Engine Guard Clearance 1290 mm - -
Overall Canopy Width 7769 mm - -
Outside Body Width 7123 mm - -
Inside Body Width 6920 mm 29.44 ft -
Front Canopy Height 6739 mm - -
Rear Axle - Clearance 1263 mm - -
Centerline of Rear Dual Tire Width 4695 mm 19.5 ft -
Overall Tire Width 7120 mm - -
Dump Clearance - Empty - 5.72 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 -
Front Canopy Height - Empty - 26.01 ft -
Rear Axle Clearance - Loaded - 2.8 ft -
Overall Tire Width - Empty - 30.27 ft -
Overall Length (High Altitude only) - 51.87 ft -
Note - Dimensions listed includes canopy deflectors -

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 -

Sound

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

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
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