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    775 Off-Highway Truck
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    Operating Specifications
    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 -

    Engine
    Engine Model Cat® C27 Cat® C175-16 Cat® C15 Cat® C175-16
    Rated Engine Speed 1800 r/min - 1700 r/min -
    Gross Power - SAE J1995:2014 825 hp - 515 hp -
    Net Power - SAE J1349:2011 768 hp - 477 hp -
    Net Power - 80/1269/EEC 775 hp - 489 hp -
    Net Power - ISO 9249 775 hp - 477 hp -
    Bore 5.4 in 6.9 in 5.4 in 6.9 in
    Stroke 6 in 8.7 in 6.7 in 8.7 in
    Displacement 1648 in³ 5187 in³ 927.6 in³ 5187 in³
    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). U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. 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.
    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. Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
    Note (3) No engine derating required up to 3810 m (12,500 ft) for Tier 2 Equivalent. Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp No engine derating required up to 3000 m (9,843 ft) altitude. Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp
    Emissions Meets EU Stage V emission standards. - Meets U.S. EPA Tier 4 and EU Stage V emission standards. -
    Gross Power - SAE J1995 - 3500 hp - 3500 hp
    Net Power - SAE J1349 - 3405 hp - 3405 hp
    Rated Speed - 1800 r/min - 1800 r/min
    Emissions Rating - Fuel Optimized - 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. -
    Optional Gross Power - SAE J1995 - - - 3100 hp

    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 % 47 % 49 % 47 %
    Front Axle - Loaded 34 % 33 % 34 % 33 %
    Rear Axle - Empty 50 % 53 % 51 % 53 %
    Rear Axle - Loaded 66 % 67 % 66 % 67 %
    Note - Weight distributions optimized with Cat body. - Weight distributions optimized with Cat body.

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

    Final Drives
    Differential Ratio 3.64:1 - 1.92:1 -
    Planetary Ratio 4.80:1 - 4.80:1 -
    Total Reduction Ratio 17.49:1 - 9.26:1 -

    Brakes
    Brake Surface - Front 257 in² - 216 in² -
    Brake Surface - Rear 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 210 gal (US) 1300 gal (US) 140 gal (US) 1300 gal (US)
    Cooling System 45 gal (US) 211 gal (US) 33 gal (US) 211 gal (US)
    Differential - Final Drives 38 gal (US) - 47 gal (US) -
    Steering Tank 9.5 gal (US) - 14.5 gal (US) -
    Steering System - Including Tank 14 gal (US) - 23 gal (US) -
    Brake Hoist System 85 gal (US) - 60 gal (US) -
    Torque Converter - Transmission System - LRC 16 gal (US) - - -
    Crankcase 24 gal (US) 82 gal (US) 17 gal (US) 82 gal (US)
    Brake/Hoist Hydraulic Tank 46.5 gal (US) - 38 gal (US) -
    Torque Converter - Transmission System - HRC 18 gal (US) - - -
    Fuel Tank (Tier 4) - 1200 gal (US) - 1200 gal (US)
    Diesel Exhaust Fluid Tank - 100 gal (US) - 100 gal (US)
    Front Wheels - Each - 7 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)
    Grease Tank - 90 lb - 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 U.S. EPA Tier 4 Final / EU Stage V engine option
    Torque Converter - Transmission System - - 17 gal (US) -
    DEF Tank - - 6 gal (US) -

    Body Hoists
    Pump Flow - High Idle 118 gal/min 257.3 gal/min 118 gal/min 257.3 gal/min
    Relief Valve Setting - Raise 2502 psi 3029 psi 2750 psi 3029 psi
    Relief Valve Setting - Lower 500 psi - 500 psi -
    Body Raise Time - High Idle 10 s 21 s 7.5 s 21 s
    Body Lower Time - Float 14 s 22 s 10 s 22 s
    Body Power Down - High Idle 14 s - 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 - 17.5 s
    Note (1) - Twin, two-stage hydraulic cylinders mounted outside 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 capability in both stages. - 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.

    Weights - Approximate
    Maximum Gross Vehicle Weight 246503 lb - - -
    Nominal Rated Payload - 360 ton (US) - 410 ton (US)
    Rated Gross Machine Weight - 1270000 lb - 1375000 lb
    Chassis Weight - 448415 lb 55948 lb 453826 lb
    Body Weight Range - 38 833 – 42 907 kg (85,611 – 94,594 lb) - 38 833 - 43 275 kg (85,611 - 95,406 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.
    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.
    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.
    Target Gross Machine Operating Weight - - 157000 lb -
    Target Gross Machine Weight - - 157000 lb -
    Body Weight - - 17306 lb -

    Suspension
    Empty Loaded Cylinder Stroke Front 9.2 in - 9.2 in -
    Rear Axle - Oscillation 8.1° - - -
    Empty Loaded Cylinder Stroke Rear 5.8 in - 5.9 in -
    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 & bottom double shear clevis attachments
    Effective Cylinder Stroke - Front - 4 in - 10 in
    Effective Cylinder Stroke - Rear - 2 in - 5 in
    Rear axle - Oscillation - +/- 5.32 degrees 8.9 ° -

    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. Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
    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. Quick Change Rims optional.
    Standard Tire 24.00R35 (E4) - 18.00R33 (E4) -
    Standard Tires - 59/80 R63 - 59/80 R63
    Rims - 44" x 63" - 44" x 63" Rims

    ROPS
    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. -

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

    Steering
    Turning Diameter - Front 77.1 ft 106.3 ft 57.7 ft 106.3 ft
    Steering Standards ISO 5010:2007 ISO 5010:2019 ISO 5010:2007 ISO 5010:2019
    Steer Angle 31 ° 39 ° 40.5 ° 39 °
    Turning Circle - Clearance Diameter 85.6 ft - 66.6 ft -
    Note - Turning Diameter (ISO 7457:1997) Target gross machine operating weight is 71 214 kg (157,000 lb). Turning Diameter (ISO 7457:1997)

    Sustainability
    Recyclability 98% - - -

    AC Drive System
    Total Reduction Ratio - 35:01:00 - 35:01:00
    Top Speed - Loaded - 40 mile/h - 40 mile/h
    Generator/Alternator - Cat brushless, engine mounted, dual bearing - Brushless, engine mounted, dual bearing
    Controls - Cat IGBT Inverter Technology, air cooled, pressurized cabinet with filtration - IGBT Inverter Technology, air cooled, pressurized cabinet with filtration
    Wheel Motor - Cat AC induction, rear axle mounted - Cat high-torque AC induction, rear axle mounted
    Cooling System - Cat 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
    Front Wet Disc Brake Surface Area - 20378 in² - 22642 in²
    Rear - Wet Disc Brake Surface Area - 30750 in² - 32730 in²
    Standards - Service and Secondary: ISO 3450:2011 - Service and Secondary: ISO 3450:2011
    Parking Brake - Four-corner, Multi-disc, Spring Applied, Hydraulically Released - -
    Load Brake - Rear service brakes - Rear service brakes
    Dynamic Retarding Power - Continuous - 5480 hp - 5480 hp
    Note - Anti-Lock Brake System (ABS) optional with CMD package - Anti-Lock Brake System (ABS) optional with CMD package
    Electric Retarding - - - Radial Grid Design
    Parking Brakes - - - Four-corner, Multi-disc, Spring Applied, Hydraulically Released

    Capacity - HE Body - 100% fill factor
    Struck - 97-153 m³ (127-200 yd³) - 129-200 m³ (168-261 yd³)
    Heaped (SAE 2:1) - 186-237 m³ (243-310 yd³) - 218-276 m³ (285-361 yd³)
    Note - Consult your local Cat dealer for body recommendations. - Contact your local Cat dealer for body recommendations.

    Cab
    Air Conditioning - HFC - 134A refrigerant: 21,600 Btu/h - HFC - 134A refrigerant: 21,600 Btu/h
    Heater / Defroster - 24600 Btu/h - 24600 Btu/h
    Note - Ambient capabilities down to -15C (5F) for heater/defroster and up to 50C (122F) for air conditioning. - 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. - 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. - 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 - 22.05 ft - 22.1 ft
    Overall Length - 51.44 ft - 51.44 ft
    Wheel Base - 21.9 ft - 21.9 ft
    Rear Axle - Tail - 16.07 ft - 16.07 ft
    Dump Clearance - Empty - 5.72 ft - 5.72 ft
    Loading Height - Empty - 23.85 ft - 25.54 ft
    Overall Height - Body Raised - 48.85 ft - 48.85 ft
    Centerline Front Tire Width - 23.06 ft - 23.06 ft
    Front Axle Clearance - Loaded - 2.81 ft - 2.81 ft
    Overall Canopy Width (with rock deflectors) - 33.15 ft - 33.15 ft
    Outside Body/Canopy Width (without rock deflectors) - 31.62 ft - 31.62 ft
    Inside Body Width - 29.44 ft - 29.44 ft
    Front Canopy Height - Empty - 26.01 ft - 26.01 ft
    Rear Axle Clearance - Loaded - 2.8 ft - 2.8 ft
    Centerline of Rear Dual Tire Width - 19.5 ft - 19.5 ft
    Overall Tire Width - Empty - 30.27 ft - 30.27 ft
    Note - Dimensions listed includes canopy deflectors - Dimensions listed includes canopy deflectors
    Overall Length (High Altitude only) - - - 51.87 ft

    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 -

    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
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