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 775G Off-Highway Truck |
 785 Mining Truck (LRC, Tier 4 Final / EU Stage V) |
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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. | - | - |
ROPS |
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| Tractor ROPS | 85288 lb | - | - |
Operating Specifications |
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| Nominal Water Tank Capacity | 15000 gal (US) | - | - |
Steering |
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| Steering Standards | ISO 5010:2007 | ISO 5010:2007 | - |
| Steer Angle | 31 ° | 36 ° | - |
| Turning Diameter | 77.1 ft | - | - |
| Turning Circle - Clearance Diameter | 85.6 ft | - | - |
| Turning Diameter - ISO 7457:1997 (33.00R51 tires) | - | 97.75 ft | - |
Engine |
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| Engine Model | Cat® C27 | Cat� 3512E | - |
| Gross Power - SAE J1995 | 825 HP | 1600 HP | - |
| Rated Net Power - SAE J1349 | 683 HP | - | - |
| Bore | 5.4 in | 6.7 in | - |
| Stroke | 6 in | 8.5 in | - |
| Displacement | 1648 in³ | 3573 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 | - | 1509 HP | - |
| Emissions Rating | - | 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. | - |
| Note (2) | - | U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. | - |
| Note (3) | - | Additional fuel optimized selectable power ratings: 1,450 hp | - |
Transmission |
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| Forward - 1 | 6.6 mile/h | 7.5 mile/h | - |
| Forward - 2 | 9.3 mile/h | 10.2 mile/h | - |
| Forward - 3 | 12.6 mile/h | 13.8 mile/h | - |
| Forward - 4 | 16.8 mile/h | 18.6 mile/h | - |
| Forward - 5 | 22.8 mile/h | 25.2 mile/h | - |
| Forward - 6 | 30.7 mile/h | 34 mile/h | - |
| Forward - 7 | 41.6 mile/h | - | - |
| Reverse | 8.7 mile/h | 6.8 mile/h | - |
| Note | Maximum travel speeds with standard 24.00R35 (E4) tires | Maximum travel speeds with standard 33.00-R51 tires. | - |
| Top Speed - Loaded | - | 34 mile/h | - |
Brakes |
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| Brake Surface - Front | 257 in² | - | - |
| Brake Surface - Rear | 9497 in² | - | - |
Service Refill Capacities |
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| Fuel Tank Capacity | 210 gal (US) | - | - |
| Cooling System | 45 gal (US) | 100 gal (US) | - |
| Crankcase | 24 gal (US) | 54 gal (US) | - |
| Differential - Final Drives | 38 gal (US) | 139 gal (US) | - |
| Steering System - Including Tank | 14 gal (US) | - | - |
| Brake/Hoist Hydraulic Tank | 46.5 gal (US) | - | - |
| Brake Hoist System | 85 gal (US) | - | - |
| Fuel Tank | - | 410 gal (US) | - |
| Diesel Exhaust Fluid Tank | - | 36 gal (US) | - |
| Front Wheels - Each | - | 8 gal (US) | - |
| Steering Tank | - | 29 gal (US) | - |
| Steering System - Includes Tank | - | 45 gal (US) | - |
| Brake/Hoist Tank | - | 135 gal (US) | - |
| Brake Hoist System - Includes Tank | - | 160 gal (US) | - |
| Torque Converter - Transmission System - Including Sump | - | 46 gal (US) | - |
Weights - Approximate |
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| Nominal Rated Payload (33.00R51 Tires) | - | 153 ton (US) | - |
| Rated Gross Machine Weight (33.00R51 tires) | - | 550000 lb | - |
| Nominal Rated Payload (36.00R51 Tires) | - | 157 ton (US) | - |
| Rated Gross Machine Weight (36.00R51 tires) | - | 564000 lb | - |
| Chassis Weight (33.00R51 Tires) | - | 186799 lb | - |
| Chassis Weight (36.00R51 Tires) | - | 193192 lb | - |
| Body Weight | - | 57779 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) | - | Body weight varies depending on body selection and configuration. | - |
Weight Distributions - Approximate |
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| Front Axle - Empty | - | 48% | - |
| Rear Axle - Empty | - | 52% | - |
| Front Axle - Loaded | - | 33% | - |
| Rear Axle - Loaded | - | 67% | - |
| Note | - | Weight distributions optimized with Cat body. | - |
Final Drives |
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| Type | - | Double reduction, planetary with full floating axles. | - |
| Differential Ratio | - | 2:10:01 | - |
| Planetary Ratio | - | 10.83:1 | - |
| Total Reduction Ratio | - | 22.75:1 | - |
Tires |
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| Standard Tire | - | 33.00R51 | - |
| Optional Tire | - | 36.00R51 | - |
| Rims | - | 610 mm (24") Rims (standard). 660 mm (26") Rims (optional). | - |
| Note (1) | - | 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. | - |
Braking System |
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| Service Brakes | - | Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated | - |
| Front Wet Disc Brake Surface Area | - | 9487 in² | - |
| Rear - Wet Disc Brake Surface Area | - | 13908 in² | - |
| Standards | - | Service and Secondary: ISO 3450:2011 | - |
| Parking Brake | - | Four corner, multi disc, spring applied, hydraulically released | - |
Capacity - MSD II - 100% Fill Factor |
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| Struck | - | 72 m^3 / 94 yd^3 | - |
| Heaped (SAE 2:1) | - | 99 m^3 / 129 yd^3 | - |
| Note | - | Consult your local Cat dealer for body recommendations. | - |
Body Hoists |
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| Type | - | Twin, two-stage hydraulic cylinders with snubbing valve. | - |
| Pump Flow - High Idle | - | 192.7 gal/min | - |
| Relief Valve Setting - Raise | - | 2500 psi | - |
| Body Raise Time - High Idle | - | 15.2 s | - |
| Body Lower Time - Float High Idle | - | 15.9 s | - |
| Body Lower Time - Float Low Idle | - | 16.2 s | - |
| Body Power Down- High Idle | - | 15.9 s | - |
Suspension |
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| Type | - | Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments | - |
| Effective Cylinder Stroke - Front | - | 12.6 in | - |
| Effective Cylinder Stroke - Rear | - | 6.5 in | - |
| Rear axle - Oscillation | - | +/- 5 degrees | - |
Cab |
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| Air Conditioning | - | HFC - 134A refrigerant: 24,500 Btu/h | - |
| Heater / Defroster | - | 33300 Btu/h | - |
| Note | - | The operator sound pressure level, 77 dB(A) with direct drive and 75 dB9A) with optional clutch, tested to ISO 6396:2008. | - |
| ROPS Standards (1) | - | 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 (All dimensions are approximate. MSD II Body, 33R51 tires, unloaded machine.) |
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| Height - Top of ROPS | - | 17.09 ft | - |
| Overall Body Length | - | 39.32 ft | - |
| Inside Body Length | - | 27.29 ft | - |
| Overall Length | - | 39.23 ft | - |
| Wheel Base | - | 17 ft | - |
| Rear Axle - Tail | - | 12.56 ft | - |
| Ground Clearance | - | 3.29 ft | - |
| Dump Clearance | - | 3.7 ft | - |
| Loading Height - Empty | - | 17.39 ft | - |
| Inside Body Depth - Maximum | - | 9.15 ft | - |
| Overall Height - Body Raised | - | 39.48 ft | - |
| Operating Width | - | 24.72 ft | - |
| Centerline Front Tire Width | - | 15.91 ft | - |
| Engine Guard Clearance | - | 3.41 ft | - |
| Overall Canopy Width | - | 24.81 ft | - |
| Outside Body Width | - | 22 ft | - |
| Inside Body Width | - | 19.72 ft | - |
| Front Canopy Height | - | 19.8 ft | - |
| Rear Axle - Clearance | - | 3.25 ft | - |
| Centerline of Rear Dual Tire Width | - | 14.06 ft | - |
| Overall Tire Width | - | 20.59 ft | - |
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