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

Weights

LRC Bare Chassis Weight without Hoist 75118 lb - -
LRC Bare Chassis Weight with Hoist 76326 lb - -
LRC Gross Vehicle Weight (Target) without Hoist 246503 lb - -
LRC Gross Vehicle Weight (Target) with Hoist 246503 lb - -
HRC Bare Chassis Weight without Hoist 76573 lb - -
HRC Bare Chassis Weight with Hoist 77781 lb - -
HRC Gross Vehicle Weight (Target) without Hoist 246503 lb - -
HRC Gross Vehicle Weight (Target) with Hoist 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. - -

ROPS

Tractor ROPS 85288 lb - -

Operating Specifications

Nominal Water Tank Capacity 15000 gal (US) - -

Steering

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

Engine

Engine Model Cat® C27 Cat® C175-16 Cat® 3516E
Gross Power - SAE J1995 825 HP 3500 HP -
Rated Net Power - SAE J1349 683 HP - -
Bore 5.4 in 6.9 in 6.7 in
Stroke 6 in 8.7 in 8.5 in
Displacement 1648 in³ 5187 in³ 4766 in³
Note 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. - -
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
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.
Gross Power - SAE J1995:2014 - - 2100 HP
Net Power - SAE J1349:2011 - - 1975 HP

Transmission

Forward - 1 6.6 mile/h - 7.8 mile/h
Forward - 2 9.3 mile/h - 10.6 mile/h
Forward - 3 12.6 mile/h - 14.4 mile/h
Forward - 4 16.8 mile/h - 19.4 mile/h
Forward - 5 22.8 mile/h - 26.3 mile/h
Forward - 6 30.7 mile/h - 35.5 mile/h
Forward - 7 41.6 mile/h - -
Reverse 8.7 mile/h - 7.3 mile/h
Note Maximum travel speeds with standard 24.00R35 (E4) tires - -
Top Speed - Loaded - - 35.5 mile/h

Brakes

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

Service Refill Capacities

Fuel Tank Capacity 210 gal (US) - -
Cooling System 45 gal (US) 211 gal (US) 180 gal (US)
Crankcase 24 gal (US) 82 gal (US) 77 gal (US)
Differential - Final Drives 38 gal (US) - -
Steering System - Including Tank 14 gal (US) - -
Brake/Hoist Hydraulic Tank 46.5 gal (US) - -
Brake Hoist System 85 gal (US) - 169 gal (US)
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)
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 - 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)

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

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 -

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. -

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
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