Compare Equipment Go Back

775G Off-Highway Truck
775 Off-Highway Truck
789 Next Generation
770 Off-Highway 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 - - -
FOPS Standards - Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria. - Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.
ROPS Standards - Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. - Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.

Operating Specifications

Nominal Water Tank Capacity 15000 gal (US) - - -
Nominal Payload Class (100%) - 70.5 ton (US) - 42.1 ton (US)
Top Speed - Loaded - 41.6 mile/h - 45.8 mile/h
Maximum Working Payload (110%) - 77.5 ton (US) - 46.3 ton (US)
Target Payload (100%) - 70.5 ton (US) - 42.1 ton (US)
Maximum Allowable Payload (120%)* - 84.6 ton (US) - 50.5 ton (US)
Note (2) - * Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations. - Target payload and capacity based on Dual Slope body with no liner. Attachment selection will affect payload and maximum gross machine operating weight.
Note (1) - Capacity with Dual Slope body – no liner. - *Refer to Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations.
Body Capacity - SAE 2:1 - 55.23 yd³ - 32.9 yd³

Steering

Steering Standards ISO 5010:2007 ISO 5010:2007 ISO 5010:2007 ISO 5010:2007
Steer Angle 31 ° 31 ° 36.07 ° 40.5 °
Turning Diameter 77.1 ft - - -
Turning Circle - Clearance Diameter 85.6 ft 85.6 ft - 66.6 ft
Turning Diameter - Front - 77.1 ft - 57.7 ft
Note - - - Target gross machine operating weight is 71 214 kg (157,000 lb).

Engine

Engine Model Cat® C27 Cat® C27 Cat® 3516E Cat® C15
Gross Power - SAE J1995 825 HP 825 HP - 515 HP
Rated Net Power - SAE J1349 683 HP - - -
Bore 5.4 in 5.4 in 6.7 in 5.4 in
Stroke 6 in 6 in 8.5 in 6.7 in
Displacement 1648 in³ 1648 in³ 4766 in³ 927.6 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. - - -
Rated Engine Speed - 1800 r/min - 1700 r/min
Net Power - SAE J1349 - 768 HP - 477 HP
Net Power - 80/1269/EEC - 775 HP - 489 HP
Net Power - ISO 9249 - 775 HP - 477 HP
Engine Power - ISO 14396 - 812 HP - -
Note (2) - 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). Optional 1417 kW / 1,900 HP engine rating. 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).
Net Torque - 3148 ft-lb - -
Peak Torque - Speed - 1200 r/min - -
Note (1) - Power rating applies at 2,000 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. Power rating applies at 1,700 rpm when tested under the specified condition for the specified standard.
Note (3) - No engine derating required up to 3810 m (12,500 ft) for Tier 2 Equivalent. U.S. EPA Tier 4 Final / EU Stage V optional engine available for applicable markets. No engine derating required up to 3000 m (9,843 ft) altitude.
Emissions - Meets EU Stage V emission standards. - Meets U.S. EPA Tier 4 and EU Stage V emission standards.
Gross Power - SAE J1995:2014 - - 2100 HP -
Net Power - SAE J1349:2011 - - 1975 HP -
Rated Speed - - 1650 r/min -
Emissions Rating - - Fuel Optimized -
Net Power - ISO 14396 - - - 508 HP
Net Torque - SAE J1349 - - - 1834 ft·lbf
Number of Cylinders - - - 6
Note (4) - - - Meets Japan Small Volume Exemption.

Transmission

Forward - 1 6.6 mile/h 6.6 mile/h 7.8 mile/h 7.4 mile/h
Forward - 2 9.3 mile/h 9.3 mile/h 10.6 mile/h 10.1 mile/h
Forward - 3 12.6 mile/h 12.6 mile/h 14.4 mile/h 13.8 mile/h
Forward - 4 16.8 mile/h 16.8 mile/h 19.4 mile/h 18.5 mile/h
Forward - 5 22.8 mile/h 22.8 mile/h 26.3 mile/h 25.1 mile/h
Forward - 6 30.7 mile/h 30.7 mile/h 35.5 mile/h 33.8 mile/h
Forward - 7 41.6 mile/h 41.6 mile/h - 45.8 mile/h
Reverse 8.7 mile/h 8.7 mile/h 7.3 mile/h 8.8 mile/h
Note Maximum travel speeds with standard 24.00R35 (E4) tires Maximum travel speeds with standard 24.00R35 (E4) tires. - Maximum travel speeds with standard 18.00R33 (E4) tires.
Top Speed - Loaded - - 35.5 mile/h -

Brakes

Brake Surface - Front 257 in² 257 in² - 216 in²
Brake Surface - Rear 9497 in² 9497 in² - 6235 in²
Brake Standards - ISO 3450:2011 - 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) 45 gal (US) 180 gal (US) 33 gal (US)
Crankcase 24 gal (US) 24 gal (US) 77 gal (US) 17 gal (US)
Differential - Final Drives 38 gal (US) 38 gal (US) - 47 gal (US)
Steering System - Including Tank 14 gal (US) 14 gal (US) - 23 gal (US)
Brake/Hoist Hydraulic Tank 46.5 gal (US) 46.5 gal (US) - 38 gal (US)
Brake Hoist System 85 gal (US) 85 gal (US) 169 gal (US) 60 gal (US)
Fuel Tank - 210 gal (US) 1000 gal (US) 140 gal (US)
Steering Tank - 9.5 gal (US) - 14.5 gal (US)
Torque Converter - Transmission System - LRC - 16 gal (US) - -
Torque Converter - Transmission System - HRC - 18 gal (US) - -
Fuel Tank - Standard - - 550 gal (US) -
Fuel Tank (Tier 4) - - 55 gal (US) -
Diesel Exhaust Fluid Tank - - 62 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) -
Torque Converter - Transmission System - - - 17 gal (US)
DEF Tank - - - 6 gal (US)

Capacity - Dual Slope - 100% Fill Factor

Struck - 42.7 yd³ - 23.01 yd³
Heaped (SAE 2:1)* - 55.5 yd³ - 32.9 yd³
Note (1) - Contact your local Cat dealer for body recommendation. - Contact your local Cat dealer for body recommendation.
Note (2) - *ISO 6483:1980 - *ISO 6483:1980.

Capacity - Flat Floor - 100% Fill Factor

Struck - 42.2 yd³ - 23.01 yd³
Heaped (SAE 2:1)* - 55.2 yd³ - 32.9 yd³
Note (1) - Contact your local Cat dealer for body recommendation. - Contact your local Cat dealer for body recommendation.
Note (2) - *ISO 6483:1980 - *ISO 6483:1980.

Weight Distributions - Approximate

Front Axle - Empty - 50 % 50% 49 %
Front Axle - Loaded - 34 % 33% 34 %
Rear Axle - Empty - 50 % 50% 51 %
Rear Axle - Loaded - 66 % 67% 66 %

Final Drives

Differential Ratio - 3.64:1 2.35:1 1.92:1
Planetary Ratio - 4.80:1 10.83:1 4.80:1
Total Reduction Ratio - 17.49:1 25.46:1 9.26:1
Type - - Double reduction, planetary with full floating axles -

Body Hoists

Pump Flow - High Idle - 118 gal/min 106.5 gal/min 118 gal/min
Relief Valve Setting - Raise - 2502 psi 2749 psi 2750 psi
Relief Valve Setting - Lower - 500 psi - 500 psi
Body Raise Time - High Idle - 10 s 14 s 7.5 s
Body Lower Time - Float - 14 s 16 s 10 s
Body Power Down - High Idle - 14 s - 10 s
Type - - Twin, two-stage hydraulic cylinders with snubbing valve. -

Weights - Approximate

Maximum Gross Vehicle Weight - 246503 lb - -
Nominal Rated Payload - - 213 ton (US) -
Rated Gross Machine Weight - - 715000 lb -
Body Weight - - 60406 lb 17306 lb
Note (1) - - Consult your tire manufacturer for maximum tire load Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.
Note (2) - - Chassis weight with full fuel and fluids, standard and 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.
Target Gross Machine Operating Weight - - - 157000 lb
Target Gross Machine Weight - - - 157000 lb
Chassis Weight - - - 55948 lb

Suspension

Empty Loaded Cylinder Stroke Front - 9.2 in - 9.2 in
Rear axle - Oscillation - 8.1° +/- 5 degrees 8.9 °
Empty Loaded Cylinder Stroke Rear - 5.8 in - 5.9 in
Type - - Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top and bottom double shear clevis attachments -
Effective Cylinder Stroke - Front - - 4.12 in -
Effective Cylinder Stroke - Rear - - 3.67 in -

Tires

Note (2) - Caterpillar recommends the customer evaluate all job conditions and consult 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. Caterpillar recommends the customer evaluates all job conditions and consults the tire manufacturer for proper tire selection.
Note (1) - Productive capabilities of the 775G 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 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.
Standard Tire - 24.00R35 (E4) - 18.00R33 (E4)
Standard Tires - - 37 R57 -
Optional Tires - - 40 R57 -
Optional Tire - - 42/90 R57 -
Rims - - 29” x 57” Rims -

Sound

Sound Standards (1) - The operator Equivalent Sound Pressure Level (Leq) is 76 dB(A) when SAE J1166 FEB2008 is used to measure the value for an enclosed cab. This is a work cycle sound exposure level. The cab was properly installed and maintained. The test was conducted with t - Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.
Sound Standards (2) - The exterior sound pressure level for the standard machine measured at a distance of 15 m (49 ft) according to the test procedures specified in SAE J88:2008, mid‑gear moving operation is 86 dB(A). - Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 116 dB(A).
Sound Standards (3) - 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. - Operator Equivalent Sound Pressure Level is 79 dB(A) & 74 dB(A) with EU sound suppression applied when ISO 6396:2008 is used.

Sustainability

Recyclability - 98% - -

Braking System

Service Brakes - - Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated -
Front Wet Disc Brake Surface Area - - 12662 in² -
Rear - Wet Disc Brake Surface Area - - 20861 in² -
Standards - - (Service and Secondary) ISO 3450:2011 -
Parking Brake - - Four-corner, Multi-disc, Spring applied, Hydraulically Released -

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 -

Cab

Air Conditioning - - (HFC - 134A refrigerant) 24,500 Btu/hr -
Heater / Defroster - - 33300 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 Standards (2) - - 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 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer. -

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 -

Dimensions

Height - Top of ROPS - - - 12.7 ft
Overall Body Length - - - 26.8 ft
Inside Body Length - - - 18.5 ft
Overall Length - - - 28.9 ft
Wheel Base - - - 13 ft
Rear Axle - Tail - - - 8.5 ft
Ground Clearance - - - 1.6 ft
Dump Clearance - - - 1.7 ft
Loading Height - Empty - - - 10.3 ft
Inside Body Depth - Maximum - - - 4.6 ft
Overall Height - Body Raised - - - 27.1 ft
Operating Width - - - 15.7 ft
Centerline Front Tire Width - - - 10.2 ft
Engine Guard Clearance - - - 1.8 ft
Outside Body Width - - - 12.9 ft
Inside Body Width - - - 11.9 ft
Front Canopy Height - - - 13.5 ft
Rear Axle - Clearance - - - 1.8 ft
Centerline of Rear Dual Tire Width - - - 8.3 ft
Overall Tire Width - - - 12.1 ft
Add a Similar Product:
  • 772G Off-Highway Truck Add
  • 798 AC Electric Drive Mining Truck Add
  • 772 (07) Off-Highway Truck Add
  • 796 AC Electric Drive Mining Truck Add
  • 797F Mining Truck Add
  • 794 AC Mining Truck Add
  • 793F Mining Truck Add
  • 785 Mining Truck (LRC, Tier 4 Final / EU Stage V) Add