Compare Equipment Go Back

798 AC Electric Drive Mining Truck
772G Off-Highway Truck
775G Off-Highway Truck
789 Next Generation

Weights - Approximate

Nominal Rated Payload 410 ton (US) - - 213 ton (US)
Rated Gross Machine Weight 1375000 lb - - 715000 lb
Chassis Weight 453826 lb - - -
Body Weight Range 38 833 - 43 275 kg (85,611 - 95,406 lb) - - -
Note (1) Consult your tire manufacturer for maximum tire load. - - Consult your tire manufacturer for maximum tire load
Note (2) Chassis weight with 100% fuel, 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 (3) Body weight varies depending on how body is equipped. - - -
Body Weight - - - 60406 lb

Engine

Gross Power - SAE J1995 3500 HP 605 HP 825 HP -
Engine Model Cat® C175-16 Cat® C18 Cat® C27 Cat® 3516E
Net Power - SAE J1349 3405 HP - - -
Optional Gross Power - SAE J1995 3100 HP - - -
Rated Speed 1800 r/min - - 1650 r/min
Emissions Rating Fuel Optimized - - Fuel Optimized
Bore 6.9 in 5.7 in 5.4 in 6.7 in
Stroke 8.7 in 7.2 in 6 in 8.5 in
Displacement 5187 in³ 1105 in³ 1648 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 / EU Stage V available for applicable markets. - - Optional 1417 kW / 1,900 HP engine rating.
Note (3) Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp - - U.S. EPA Tier 4 Final / EU Stage V optional engine available for applicable markets.
Rated Engine Speed - 1700 r/min - -
Rated Net Power - SAE J1349 - 550 HP 683 HP -
Number of Cylinders - 6 - -
Note - 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. Specifications shown are for LRC model. -
Gross Power - SAE J1995:2014 - - - 2100 HP
Net Power - SAE J1349:2011 - - - 1975 HP

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) - - -

Service Refill Capacities

Fuel Tank 1300 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 211 gal (US) 33 gal (US) 45 gal (US) 180 gal (US)
Crankcase 82 gal (US) 17 gal (US) 24 gal (US) 77 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 - - -
Fuel Tank Capacity - 140 gal (US) 210 gal (US) -
Brake/Hoist Hydraulic Tank - 38 gal (US) 46.5 gal (US) -
Brake Hoist System - 60 gal (US) 85 gal (US) 169 gal (US)
Differential - Final Drives - 47 gal (US) 38 gal (US) -
Steering System - Including Tank - 60 gal (US) 14 gal (US) -
Torque Converter - Transmission System - 17 gal (US) - -
Fuel Tank - Standard - - - 550 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)

Steering

Steer Angle 39 ° 31 ° 31 ° 36.07 °
Turning Diameter - Front 106.3 ft - - -
Steering Standards Steering Standards: ISO 5010:2007 ISO 5010:2007 ISO 5010:2007 ISO 5010:2007
Note Turning Diameter (ISO 7457:1997) - - -
Turning Diameter - 57.7 ft 77.1 ft -
Turning Circle - Clearance Diameter - 66.6 ft 85.6 ft -

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 - - -

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 22642 in² - - 12662 in²
Rear - Wet Disc Brake Surface Area 32730 in² - - 20861 in²
Standards Service and Secondary: ISO 3450:2011 - - (Service and Secondary) ISO 3450:2011
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 - - -
Note Anti-Lock Brake System (ABS) optional with CMD package - - -
Parking Brake - - - Four-corner, Multi-disc, Spring applied, Hydraulically Released

Weight Distributions - Approximate

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

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. - - -

Body Hoists

Type Twin, two-stage hydraulic cylinders with snubbing valve. - - Twin, two-stage hydraulic cylinders with snubbing valve.
Pump Flow - High Idle 257.3 gal/min - - 106.5 gal/min
Relief Valve Setting - Raise 3029 psi - - 2749 psi
Body Raise Time - High Idle 21 s - - 14 s
Body Lower Time - Float 22 s - - 16 s
Body Power Down- High Idle 17.5 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 & 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 10 in - - 4.12 in
Effective Cylinder Stroke - Rear 5 in - - 3.67 in
Rear axle - Oscillation - - - +/- 5 degrees

Cab

Air Conditioning HFC - 134A refrigerant: 21,600 Btu/h - - (HFC - 134A refrigerant) 24,500 Btu/hr
Heater / Defroster 24600 Btu/h - - 33300 Btu/h
Note Ambient capabilities down to -15C (5F) for heater/defroster and up to 50C (122F) for air conditioning. - - -
ROPS Standards (1) ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer. - - The operator sound pressure level, 77 dB(A) with direct drive and 75 dB(A) with optional clutch, tested to ISO 6396:2008.
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.
ROPS Standards (2) - - - ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.

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 - - -

Tires

Rims 44" x 63" Rims - - 29” x 57” Rims
Standard Tires 59/80 R63 - - 37 R57
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.
Optional Tires - - - 40 R57
Optional Tire - - - 42/90 R57

Dimensions (Approximate)

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

Sound

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

Weights

LRC Bare Chassis Weight without Hoist - 58414 lb 75118 lb -
LRC Bare Chassis Weight with Hoist - 59223 lb 76326 lb -
LRC Gross Vehicle Weight (Target) with Hoist - 180999 lb 246503 lb -
LRC Gross Vehicle Weight (Target) without Hoist - 180999 lb 246503 lb -
HRC Bare Chassis Weight without Hoist - 59567 lb 76573 lb -
HRC Bare Chassis Weight with Hoist - 60376 lb 77781 lb -
HRC Gross Vehicle Weight (Target) with Hoist - 180999 lb 246503 lb -
HRC Gross Vehicle Weight (Target) without Hoist - 180999 lb 246503 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 - 77430 lb 85288 lb -

Operating Specifications

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

Transmission

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

Brakes

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

Final Drives

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

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
Add a Similar Product:
  • 775 Off-Highway Truck Add
  • 772 (07) Off-Highway Truck Add
  • 770 Off-Highway Truck Add
  • 797F Mining Truck Add
  • 796 AC Electric Drive Mining Truck Add
  • 794 AC Mining Truck Add
  • 793F Mining Truck Add
  • 785 Mining Truck (LRC, Tier 4 Final / EU Stage V) Add