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 775 Off-Highway Truck |
 775G Off-Highway Truck Bare Chassis |
 793F Mining Truck |
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Operating Specifications |
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| Nominal Payload Class (100%) | 70.5 ton (US) | - | - |
| Top Speed - Loaded | 41.6 mile/h | - | - |
| Maximum Working Payload (110%) | 77.5 ton (US) | - | - |
| Target Payload (100%) | 70.5 ton (US) | - | - |
| Maximum Allowable Payload (120%)* | 84.6 ton (US) | - | - |
| Note (2) | * Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations. | - | - |
| Note (1) | Capacity with Dual Slope body – no liner. | - | - |
| Body Capacity - SAE 2:1 | 55.23 yd³ | - | - |
| Nominal Water Tank Capacity | - | 15000 gal (US) | - |
Engine |
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| Engine Model | Cat® C27 | Cat® C27 | Cat® C175-16 |
| Rated Engine Speed | 1800 r/min | - | - |
| Gross Power - SAE J1995:2014 | 825 hp | - | - |
| Net Power - SAE J1349:2011 | 768 hp | - | - |
| Net Power - 80/1269/EEC | 775 hp | - | - |
| Net Power - ISO 9249 | 775 hp | - | - |
| Bore | 5.4 in | 5.4 in | 6.9 in |
| Stroke | 6 in | 6 in | 8.7 in |
| Displacement | 1648 in³ | 1648 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). | - | 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. |
| Note (3) | No engine derating required up to 3810 m (12,500 ft) for Tier 2 Equivalent. | - | - |
| Emissions | Meets EU Stage V emission standards. | - | Fuel Optimized |
| Gross Power - SAE J1995 | - | 825 hp | 2650 hp |
| Rated Net Power - SAE J1349 | - | 683 hp | - |
| 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 | - | - | 2478 hp |
| Rated Speed | - | - | 1750 r/min |
Capacity - Dual Slope - 100% Fill Factor |
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| Struck | 42.7 yd³ | - | - |
| Heaped (SAE 2:1)* | 55.5 yd³ | - | - |
| Note (1) | Contact your local Cat dealer for body recommendation. | - | - |
| Note (2) | *ISO 6483:1980 | - | - |
Capacity - Flat Floor - 100% Fill Factor |
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| Struck | 42.2 yd³ | - | - |
| Heaped (SAE 2:1)* | 55.2 yd³ | - | - |
| Note (1) | Contact your local Cat dealer for body recommendation. | - | - |
| Note (2) | *ISO 6483:1980 | - | - |
Weight Distributions - Approximate |
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| Front Axle - Empty | 50 % | - | 48 % |
| Front Axle - Loaded | 34 % | - | 33 % |
| Rear Axle - Empty | 50 % | - | 52 % |
| Rear Axle - Loaded | 66 % | - | 67 % |
Transmission |
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| Forward - 1 | 6.6 mile/h | 6.6 mile/h | 8 mile/h |
| Forward - 2 | 9.3 mile/h | 9.3 mile/h | 10.8 mile/h |
| Forward - 3 | 12.6 mile/h | 12.6 mile/h | 14.8 mile/h |
| Forward - 4 | 16.8 mile/h | 16.8 mile/h | 19.9 mile/h |
| Forward - 5 | 22.8 mile/h | 22.8 mile/h | 27.1 mile/h |
| Forward - 6 | 30.7 mile/h | 30.7 mile/h | 37.3 mile/h |
| Forward - 7 | 41.6 mile/h | 41.6 mile/h | - |
| Reverse | 8.7 mile/h | 8.7 mile/h | 7.3 mile/h |
| Note | Maximum travel speeds with standard 24.00R35 (E4) tires. | Maximum travel speeds with standard 24.00R35 (E4) tires | - |
| Top Speed - Loaded | - | - | 37.3 mile/h |
Final Drives |
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| Differential Ratio | 3.64:1 | - | 1.8:1 |
| Planetary Ratio | 4.80:1 | - | 16:01 |
| Total Reduction Ratio | 17.49:1 | - | 26.8:1 |
Brakes |
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| Brake Surface - Front | 257 in² | 257 in² | 13921 in² |
| Brake Surface - Rear | 9497 in² | 9497 in² | 20847 in² |
| Brake Standards | ISO 3450:2011 | - | - |
| Standards | - | - | J-ISO 3450 JAN88, ISO 3450:1996 |
Service Refill Capacities |
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| Fuel Tank | 210 gal (US) | - | 750 gal (US) |
| Cooling System | 45 gal (US) | 45 gal (US) | 284 gal (US) |
| Differential - Final Drives | 38 gal (US) | 38 gal (US) | - |
| Steering Tank | 9.5 gal (US) | - | - |
| Steering System - Including Tank | 14 gal (US) | 14 gal (US) | 77 gal (US) |
| Brake Hoist System | 85 gal (US) | 85 gal (US) | - |
| Torque Converter - Transmission System - LRC | 16 gal (US) | - | - |
| Crankcase | 24 gal (US) | 24 gal (US) | 82 gal (US) |
| Brake/Hoist Hydraulic Tank | 46.5 gal (US) | 46.5 gal (US) | - |
| Torque Converter - Transmission System - HRC | 18 gal (US) | - | - |
| Fuel Tank Capacity | - | 210 gal (US) | - |
| Fuel Tank - Optional | - | - | 1300 gal (US) |
| Diesel Exhaust Fluid Tank | - | - | 62 gal (US) |
| Rear Axle - Housing | - | - | 260 gal (US) |
| Brake Hoist System - Includes Tank | - | - | 347 gal (US) |
| Torque Converter - Transmission Sump | - | - | 27 gal (US) |
| Torque Converter/Transmission System - Including Sump | - | - | 55 gal (US) |
| Note (1) | - | - | DEF Tank only available for EPA Tier 4 engine option. |
Body Hoists |
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| Pump Flow - High Idle | 118 gal/min | - | 224 gal/min |
| Relief Valve Setting - Raise | 2502 psi | - | 2955 psi |
| Relief Valve Setting - Lower | 500 psi | - | - |
| Body Raise Time - High Idle | 10 s | - | 19 s |
| Body Lower Time - Float | 14 s | - | 20 s |
| Body Power Down - High Idle | 14 s | - | 17.5 s |
| Type | - | - | Twin, two-stage hydraulic cylinders with snubbing valve |
Weights - Approximate |
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| Maximum Gross Vehicle Weight | 246503 lb | - | - |
| Nominal Rated Payload | - | - | 256 ton (US) |
| Rated Gross Machine Weight | - | - | 851000 lb |
| Chassis Weight | - | - | 265639 lb |
| Body Weight | - | - | 67682 lb |
| Note (1) | - | - | 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. |
| Note (3) | - | - | Refer to the Cat Mining Truck 10/10/20 Overload Policy for maximum gross machine weight limitations. |
Suspension |
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| Empty Loaded Cylinder Stroke Front | 9.2 in | - | - |
| Rear Axle - Oscillation | 8.1° | - | - |
| Empty Loaded Cylinder Stroke Rear | 5.8 in | - | - |
| Type | - | - | Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments |
| Effective Cylinder Stroke - Front | - | - | 5.1 in |
| Effective Cylinder Stroke - Rear | - | - | 4.2 in |
| Rear axle - Oscillation | - | - | ±4.9 degrees |
Tires |
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| 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. |
| 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. | - | Extended life wheel stations optional. |
| Standard Tire | 24.00R35 (E4) | - | - |
| Standard Tires | - | - | 40.00 R57 |
| Rims | - | - | 29" or 32" |
| Note | - | - | Quick Change Rims optional. |
ROPS |
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| FOPS Standards | Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria. | - | FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II FOPS criteria. |
| ROPS Standards | Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. | - | - |
| Tractor ROPS | - | 85288 lb | - |
Sound |
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| 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 an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a 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). | - | - |
| 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. | - | - |
| Sound Standards | - | - | The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 76 dB(A) for cab offered by Caterpillar, when properly installed and maintained and tested with doors and windows closed. |
Steering |
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| Turning Diameter - Front | 77.1 ft | - | 93.2 ft |
| Steering Standards | ISO 5010:2007 | ISO 5010:2007 | SAE J15111 OCT90, ISO 5010:1992 |
| Steer Angle | 31 ° | 31 ° | 36 ° |
| Turning Circle - Clearance Diameter | 85.6 ft | 85.6 ft | - |
| Turning Diameter | - | 77.1 ft | - |
Sustainability |
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| Recyclability | 98% | - | - |
Weights |
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| 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. | - |
Capacity - HP Body - 100% Fill Factor |
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| Note (1) | - | - | Contact your local Cat dealer for body recommendation. |
| Struck | - | - | 112.6-151 m³ (147-197.5 yd³) |
| Heaped (SAE 2:1)* | - | - | 162-191 m³ (212-250 yd³) |
| Note (2) | - | - | *ISO 6483:1980 |
Braking System |
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| Service Brakes | - | - | Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated |
| Front Wet Disc Brake Surface Area | - | - | 13921 in³ |
| Rear - Wet Disc Brake Surface Area | - | - | 20847 in³ |
| Standards | - | - | (Service and Secondary): ISO 3450:1996 |
| 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 |
Cab |
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| Air Conditioning | - | - | Air Conditioning (HFC - 134A refrigerant): 24,300 Btu/hr |
| Heater / Defroster | - | - | 38900 Btu/h |
| Note | - | - | Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning. |
| ROPS Standards (1) | - | - | The operator sound pressure level, 76 dB(A), complies with ISO 6394 and ISO 6396. |
| ROPS Standards (2) | - | - | ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria. |
| FOPS Standards | - | - | FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria. |
Capacity - MSD II - 100% Fill Factor |
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| Note | - | - | Contact your local Cat dealer for body recommendation. |
| Struck | - | - | 112-142 m³ (146-186 yd³) |
| Heaped (SAE 2:1) | - | - | 159-190 m3 (209-250 yd3) |
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