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775G Off-Highway Truck
794 AC Mining Truck
770 Off-Highway Truck
798 AC Electric Drive Mining Truck
797F Mining Truck

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 - - - -
ROPS Standards - - Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. - -
FOPS Standards - - Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria. - -

Operating Specifications

Nominal Water Tank Capacity 15000 gal (US) - - - -
Nominal Payload Class (100%) - - 42.1 ton (US) - -
Top Speed - Loaded - - 45.8 mile/h - -
Target Payload (100%) - - 42.1 ton (US) - -
Maximum Working Payload (110%) - - 46.3 ton (US) - -
Maximum Allowable Payload (120%)* - - 50.5 ton (US) - -
Body Capacity - SAE 2:1 - - 32.9 yd³ - -
Note (1) - - *Refer to Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations. - -
Note (2) - - Target payload and capacity based on Dual Slope body with no liner. Attachment selection will affect payload and maximum gross machine operating weight. - -

Steering

Steering Standards ISO 5010:2007 ISO 5010:2007 ISO 5010:2007 Steering Standards: ISO 5010:2007 ISO 5010:2007
Steer Angle 31 ° 39 ° 40.5 ° 39 ° -
Turning Diameter 77.1 ft - - - -
Turning Circle - Clearance Diameter 85.6 ft - 66.6 ft - -
Note - Gross Machine Operating Weight is 521 631 kg (1,150,000 lb). Target gross machine operating weight is 71 214 kg (157,000 lb). Turning Diameter (ISO 7457:1997) Turning Diameter (ISO 7457:2009)
Turning Diameter - Front - - 57.7 ft 106.3 ft 122.7 ft
Steering Angle - - - - 40 °

Engine

Engine Model Cat® C27 Cat® C175-16 Cat® C15 Cat® C175-16 Cat® C175-20
Gross Power - SAE J1995 825 HP 3500 HP 515 HP 3500 HP 4000 HP
Rated Net Power - SAE J1349 683 HP - - - -
Bore 5.4 in 6.9 in 5.4 in 6.9 in 6.9 in
Stroke 6 in 8.7 in 6.7 in 8.7 in 8.7 in
Displacement 1648 in³ 5187 in³ 927.6 in³ 5187 in³ 6469 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. - - - -
Standard Gross Power - SAE J1995 - 3500 HP - - -
Optional Gross Power - SAE J1995 - 3100 HP - 3100 HP -
Optional Gross Power - SAE J1995 (Option 2) - 2750 HP - - -
Rated Speed - 1800 r/min - 1800 r/min 1750 r/min
Net Power - SAE J1349 - 3405 HP 477 HP 3405 HP 3795 HP
Emissions Rating - Fuel Optimized - Fuel Optimized -
Note (1) - Contact factory for high altitude configuration. Power rating applies at 1,700 rpm when tested under the specified condition for the specified standard. 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) - Tier 4 / EU Stage V option available for regions that require these emissions standards. Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30° C (86° F). 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) - Tier 4 / EU Stage V engine option Net Power - SAE J1349: 3434 HP (2561 kW) No engine derating required up to 3000 m (9,843 ft) altitude. Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available.
Rated Engine Speed - - 1700 r/min - -
Net Power - ISO 9249 - - 477 HP - -
Net Power - 80/1269/EEC - - 489 HP - -
Net Power - ISO 14396 - - 508 HP - -
Net Torque - SAE J1349 - - 1834 ft·lbf - -
Number of Cylinders - - 6 - -
Note (4) - - Meets Japan Small Volume Exemption. - -
Emissions - - Meets U.S. EPA Tier 4 and EU Stage V emission standards. - 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.

Transmission

Forward - 1 6.6 mile/h - 7.4 mile/h - 6.6 mile/h
Forward - 2 9.3 mile/h - 10.1 mile/h - 8.9 mile/h
Forward - 3 12.6 mile/h - 13.8 mile/h - 12 mile/h
Forward - 4 16.8 mile/h - 18.5 mile/h - 16.2 mile/h
Forward - 5 22.8 mile/h - 25.1 mile/h - 21.8 mile/h
Forward - 6 30.7 mile/h - 33.8 mile/h - 29.4 mile/h
Forward - 7 41.6 mile/h - 45.8 mile/h - 39.5 mile/h
Reverse 8.7 mile/h - 8.8 mile/h - 7.4 mile/h
Note Maximum travel speeds with standard 24.00R35 (E4) tires - Maximum travel speeds with standard 18.00R33 (E4) tires. - -
Top Speed - Loaded - - - - 39.5 mile/h

Brakes

Brake Surface - Front 257 in² - 216 in² - -
Brake Surface - Rear 9497 in² - 6235 in² - -
Brake Standards - - ISO 3450:2011 - -
Note - - Target gross machine operating weight is 71 214 kg (157,000 lb). - -

Service Refill Capacities

Fuel Tank Capacity 210 gal (US) - - - -
Cooling System 45 gal (US) 211 gal (US) 33 gal (US) 211 gal (US) 306 gal (US)
Crankcase 24 gal (US) 82 gal (US) 17 gal (US) 82 gal (US) 103 gal (US)
Differential - Final Drives 38 gal (US) - 47 gal (US) - -
Steering System - Including Tank 14 gal (US) - 23 gal (US) - 95 gal (US)
Brake/Hoist Hydraulic Tank 46.5 gal (US) - 38 gal (US) - -
Brake Hoist System 85 gal (US) - 60 gal (US) - -
Fuel Tank - 1300 gal (US) 140 gal (US) 1300 gal (US) 1000 gal (US)
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) -
Diesel Exhaust Fluid Tank - 100 gal (US) - 100 gal (US) 100 gal (US)
Note (1) - DEF Tank only available for EPA Tier 4 / EU Stage V 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 engine option.
Steering Tank - - 14.5 gal (US) - 67 gal (US)
Torque Converter - Transmission System - - 17 gal (US) - -
DEF Tank - - 6 gal (US) - -
Fuel Tank (Tier 4) - - - 1200 gal (US) 1200 gal (US)
Grease Tank - - - 90 lb -
Front Wheels - Each - - - - 16 gal (US)
Differentials - - - - 330 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)

Weights - Approximate

Nominal Rated Payload - 327 ton (US) - 410 ton (US) 400 ton (US)
Rated Gross Machine Weight - 1150000 lb - 1375000 lb 1375000 lb
Chassis Weight - 426237 lb 55948 lb 453826 lb 474472 lb
Body Weight - 64346 lb 17306 lb - 94799 lb
Note (1) - Consult your tire manufacturer for maximum tire load. Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires. 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 Body weight is the standard Dual Slope body with no liner and will vary depending on configuration. 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.
Note (3) - Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations. - Body weight varies depending on how body is equipped. -
Note (4) - Tier 4 Final / Stage V chassis weight: 426312 lb (193372 kg) - - Tier 4 Chassis Weight: 486263 lb (220565 kg)
Target Gross Machine Operating Weight - - 157000 lb - -
Target Gross Machine Weight - - 157000 lb - -
Body Weight Range - - - 38 833 - 43 275 kg (85,611 - 95,406 lb) -

Final Drives

Total Reduction Ratio - 35:01:00 9.26:1 - 21.26:1
Differential Ratio - - 1.92:1 - 1.276:1
Planetary Ratio - - 4.80:1 - 16.67:1
Type - - - - Double reduction, planetary with full floating axles.
Note - - - - Double reduction, planetary with full floating axles.

Tires

Standard Tires - 53/80 R63 - 59/80 R63 -
Rims - 36" x 63" - 44" x 63" Rims 44" x 63"
Note (1) - Quick Change Rims optional. Productive capabilities of the 770G truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production. 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 evaluates all job conditions and consults the tire manufacturer for proper tire selection. Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities. -
Standard Tire - - 18.00R33 (E4) - -
Tires - - - - 59/80 R63
Note - - - - Quick Change Rims optional.

AC Drive System

Total Reduction Ratio - 35:01:00 - 35:01:00 -
Top Speed - Loaded - 37 mile/h - 40 mile/h -
Generator/Alternator - Brushless, engine mounted, dual bearing - Brushless, engine mounted, dual bearing -
Controls - IGBT Inverter Technology, air cooled, pressurized cabinet with filtration - IGBT Inverter Technology, air cooled, pressurized cabinet with filtration -
Wheel Motor - High-torque AC induction, rear axle mounted - Cat high-torque AC induction, rear axle mounted -
Cooling System - Variable speed, hydraulically driven 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 Service Brakes: Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area - 20378 in² - 22642 in² 20500 in²
Rear - Wet Disc Brake Surface Area - 30750 in² - 32730 in² 30750 in²
Standards - 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
Load Brake - Rear service brakes - Rear service brakes Rear service brakes
Dynamic Retarding Power - Continuous - 5480 HP - 5480 HP -
Electric Retarding - - - Radial Grid Design -
Parking Brakes - - - Four-corner, Multi-disc, Spring Applied, Hydraulically Released -
Note - - - Anti-Lock Brake System (ABS) optional with CMD package Anti-Lock Brake System (ABS) optional with CMD package

Weight Distributions - Approximate

Front Axle - Empty - 49 % 49 % 47 % 47.20%
Rear Axle - Empty - 51 % 51 % 53 % 52.80%
Front Axle - Loaded - 33 % 34 % 33 % 33.30%
Rear Axle - Loaded - 67 % 66 % 67 % 66.70%
Note - - - Weight distributions optimized with Cat body. Weight distributions optimized with Cat body.

Body Hoists

Pump Flow - High Idle (HAA at 1,800 rpm) - 221 gal/min - - -
Pump Flow - High Idle (LAA at 1,960 rpm) - 240 gal/min - - -
Relief Valve Setting - Raise - 3029 psi 2750 psi 3029 psi 3510 psi
Body Raise Time - High Idle - 24 s 7.5 s 21 s 25 s
High Idle Body Lower Time - Float - 20 s - - -
Total Cycle Time - 44 s - - -
Note (1) - Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages. - Twin, two-stage hydraulic cylinders mounted outside main frame; double-acting cylinders in both stages. -
Note (2) - Power raise in both stages; power down in both stages possible. - Power raise in both stages; power down capability in both stages. -
Note (3) - Automatic body-lower modulation reduces impact on frame. - Automatic body-lower modulation reduces impact on frame. -
Pump Flow - High Idle - - 118 gal/min 257.3 gal/min 317 gal/min
Relief Valve Setting - Lower - - 500 psi - -
Body Lower Time - Float - - 10 s 22 s 18 s
Body Power Down - High Idle - - 10 s - -
Type - - - Twin, two-stage hydraulic cylinders with snubbing valve. Twin, two-stage hydraulic cylinders with snubbing valve.
Body Power Down- High Idle - - - 17.5 s 18 s

Capacity - HE Body - 100% fill factor

Struck - 108-133 m³ (142-175 yd³) - 129-200 m³ (168-261 yd³) -
Heaped (SAE 2:1) - 180-222 m³ (236-290 yd³) - 218-276 m³ (285-361 yd³) -
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 - - -
Note - Contact your local Cat dealer for body recommendations. - Contact your local Cat dealer for body recommendations. -

Dimensions (Approximate)

Height - Top of ROPS - 22.25 ft - 22.1 ft -
Overall Length - 50.75 ft - 51.44 ft -
Wheel Base - 21.83 ft - 21.9 ft -
Rear Axle - Tail - 15.5 ft - 16.07 ft -
Ground Clearance - 2.67 ft - - -
Dump Clearance - 3 ft - - -
Loading Height - Empty - 22.92 ft - 25.54 ft -
Overall Height - Body Raised - 48.42 ft - 48.85 ft -
Centerline Front Tire Width - 23 ft - 23.06 ft -
Front Axle Clearance - 3.17 ft - - -
Canopy Width (without optional rock deflectors) - 29.75 ft - - -
Outside Body Width - 29.75 ft - - -
Inside Body Width - 28.08 ft - 29.44 ft -
Front Canopy Height - 26.33 ft - - -
Rear Axle - Clearance - 3.08 ft - - -
Centerline of Rear Dual Tire Width - 18.75 ft - 19.5 ft -
Overall Tire Width - 28.67 ft - - -
Overall Canopy Width - 31.5 ft - - -
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 -

Cab

ROPS Standards (1) - Rollover Protective Structure (ROPS) meets ISO 3471:2008 criteria for operator and ISO 13459:2012 for trainer. - 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.
FOPS Standards - Falling Object Protective Structure (FOPS) 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.
Air Conditioning - - - HFC - 134A refrigerant: 21,600 Btu/h HFC - 134A refrigerant: 24,300 Btu/h
Heater / Defroster - - - 24600 Btu/h 38900 Btu/h
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.
ROPS Standards (2) - - - - ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria.

Sound

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. Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. - -
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. Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 116 dB(A). - -
Sound Standards (3) - - Operator Equivalent Sound Pressure Level is 79 dB(A) & 74 dB(A) with EU sound suppression applied when ISO 6396:2008 is used. - -
Sound Standards - - - The operator sound pressure level, 75 dB(A), measured according to ISO 6394:2008 and ISO 6396:2008. -

Capacity - Dual Slope - 100% Fill Factor

Struck - - 23.01 yd³ - -
Heaped (SAE 2:1)* - - 32.9 yd³ - -
Note (2) - - *ISO 6483:1980. - -
Note (1) - - Contact your local Cat dealer for body recommendation. - -

Capacity - Flat Floor - 100% Fill Factor

Struck - - 23.01 yd³ - -
Heaped (SAE 2:1)* - - 32.9 yd³ - -
Note (1) - - Contact your local Cat dealer for body recommendation. - -
Note (2) - - *ISO 6483:1980. - -

Suspension

Empty Loaded Cylinder Stroke Front - - 9.2 in - -
Empty Loaded Cylinder Stroke Rear - - 5.9 in - -
Rear axle - Oscillation - - 8.9 ° - ±3.96 degrees
Type - - - 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 - - - 10 in 3.9 in
Effective Cylinder Stroke - Rear - - - 5 in 3.7 in

Dimensions

Height - Top of ROPS - - 12.7 ft - -
Overall Body Length - - 26.8 ft - 48.6 ft
Inside Body Length - - 18.5 ft - 32.75 ft
Overall Length - - 28.9 ft - 49.5 ft
Wheel Base - - 13 ft - 23.58 ft
Rear Axle - Tail - - 8.5 ft - 12.9 ft
Ground Clearance - - 1.6 ft - -
Dump Clearance - - 1.7 ft - 6.58 ft
Loading Height - Empty - - 10.3 ft - 23 ft
Inside Body Depth - Maximum - - 4.6 ft - 11 ft
Overall Height - Body Raised - - 27.1 ft - 51.5 ft
Operating Width - - 15.7 ft - -
Centerline Front Tire Width - - 10.2 ft - 21.41 ft
Engine Guard Clearance - - 1.8 ft - -
Outside Body Width - - 12.9 ft - 32 ft
Inside Body Width - - 11.9 ft - 27.91 ft
Front Canopy Height - - 13.5 ft - -
Rear Axle - Clearance - - 1.8 ft - -
Centerline of Rear Dual Tire Width - - 8.3 ft - 20.41 ft
Overall Tire Width - - 12.1 ft - 31.25 ft
Rear Axle - Clearance - Loaded - - - - 3.08 ft
Loaded Ground Clearance - - - - 2.58 ft
Engine Guard Clearance - Loaded - - - - 3.33 ft
Height - Top of ROPS - Empty - - - - 21.4 ft
Front Canopy Height - Empty - - - - 25.33 ft
Overall Canopy Width - - - - 29.91 ft

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) -

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 -

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.
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