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772G Off-Highway Truck |
772 (07) Off-Highway Truck |
789 Next Generation |
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Weights |
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LRC Bare Chassis Weight without Hoist | 58414 lb | - | - |
LRC Bare Chassis Weight with Hoist | 59223 lb | - | - |
LRC Gross Vehicle Weight (Target) with Hoist | 180999 lb | - | - |
LRC Gross Vehicle Weight (Target) without Hoist | 180999 lb | - | - |
HRC Bare Chassis Weight without Hoist | 59567 lb | - | - |
HRC Bare Chassis Weight with Hoist | 60376 lb | - | - |
HRC Gross Vehicle Weight (Target) with Hoist | 180999 lb | - | - |
HRC Gross Vehicle Weight (Target) without Hoist | 180999 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 | 77430 lb | - | - |
FOPS Standards | - | FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. | - |
ROPS Standards | - | ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. | - |
Operating Specifications |
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Nominal Water Tank Capacity | 11000 gal (US) | - | - |
Nominal Payload Class (100%) | - | 51.6 ton (US) | - |
Top Speed - Loaded | - | 49.2 mile/h | - |
Maximum Payload Class (110%) | - | 56.7 ton (US) | - |
Body Capacity - SAE 2:1 | - | 40.8 yd³ | - |
Target Payload Capacity | - | 51.6 ton (US) | - |
Not to Exceed Payload (120%) | - | 61.9 ton (US) | - |
Body Capacity (SAE 2:1)** | - | 40.8 yd³ | - |
Engine |
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Engine Model | Cat® C18 | Cat® C18 | Cat® 3516E |
Rated Engine Speed | 1700 r/min | 1700 r/min | - |
Gross Power - SAE J1995 | 605 HP | 605 HP | - |
Rated Net Power - SAE J1349 | 550 HP | - | - |
Number of Cylinders | 6 | 6 | - |
Bore | 5.7 in | 5.7 in | 6.7 in |
Stroke | 7.2 in | 7.2 in | 8.5 in |
Displacement | 1105 in³ | 1105 in³ | 4766 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. | - | - |
Net Power - SAE J1349 | - | 550 HP | - |
Net Power - ISO 9249 | - | 550 HP | - |
Net Torque - SAE J1349 | - | 2221 ft-lb | - |
Engine Power - ISO 14396 | - | 598 HP | - |
Gross Power - SAE J1995:2014 | - | - | 2100 HP |
Net Power - SAE J1349:2011 | - | - | 1975 HP |
Rated Speed | - | - | 1650 r/min |
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) | - | - | Optional 1417 kW / 1,900 HP engine rating. |
Note (3) | - | - | U.S. EPA Tier 4 Final / EU Stage V optional engine available for applicable markets. |
Transmission |
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Forward - 1 | 8 mile/h | 8 mile/h | 7.8 mile/h |
Forward - 2 | 10.9 mile/h | 10.9 mile/h | 10.6 mile/h |
Forward - 3 | 14.8 mile/h | 14.8 mile/h | 14.4 mile/h |
Forward - 4 | 19.8 mile/h | 19.8 mile/h | 19.4 mile/h |
Forward - 5 | 26.9 mile/h | 26.9 mile/h | 26.3 mile/h |
Forward - 6 | 36.2 mile/h | 36.2 mile/h | 35.5 mile/h |
Forward - 7 | 49.2 mile/h | 49.2 mile/h | - |
Reverse | 10.4 mile/h | 10.4 mile/h | 7.3 mile/h |
Note | Maximum travel speeds with standard 21.00R33 (E4) tires. | - | - |
Top Speed - Loaded | - | - | 35.5 mile/h |
Brakes |
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Brake Surface - Front | 216 in² | 216 in² | - |
Brake Surface - Rear | 7794 in² | 7794 in² | - |
Brake Standards | - | ISO 3450:1996 | - |
Service Refill Capacities |
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Fuel Tank Capacity | 140 gal (US) | - | - |
Cooling System | 33 gal (US) | 33 gal (US) | 180 gal (US) |
Crankcase | 17 gal (US) | 17 gal (US) | 77 gal (US) |
Brake/Hoist Hydraulic Tank | 38 gal (US) | 38 gal (US) | - |
Brake Hoist System | 60 gal (US) | 60 gal (US) | 169 gal (US) |
Differential - Final Drives | 47 gal (US) | 47 gal (US) | - |
Steering System - Including Tank | 60 gal (US) | 23 gal (US) | - |
Torque Converter - Transmission System | 17 gal (US) | 17 gal (US) | - |
Fuel Tank | - | 140 gal (US) | 1000 gal (US) |
Steering Tank | - | 14.5 gal (US) | - |
DEF Tank | - | 6 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) |
Steering |
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Steering Standards | ISO 5010:2007 | ISO 5010:2007 | ISO 5010:2007 |
Steer Angle | 31 ° | 40.5 ° | 36.07 ° |
Turning Diameter | 57.7 ft | - | - |
Turning Circle - Clearance Diameter | 66.6 ft | 66.6 ft | - |
Turning Diameter - Front | - | 57.7 ft | - |
Weights - Approximate |
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Target Gross Machine Operating Weight | - | 181000 lb | - |
Chassis Weight | - | 59223 lb | - |
Body Weight | - | 17306 lb | 60406 lb |
Target Gross Machine Weight | - | 181000 lb | - |
Nominal Rated Payload | - | - | 213 ton (US) |
Rated Gross Machine Weight | - | - | 715000 lb |
Note (1) | - | - | Consult your tire manufacturer for maximum tire load |
Note (2) | - | - | Chassis weight with full fuel and fluids, standard and mandatory attachments, hoist, body mounting group, rims, and tires. |
Weight Distributions - Approximate |
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Front Axle - Empty | - | 51.4 % | 50% |
Front Axle - Loaded | - | 34.2 % | 33% |
Rear Axle - Empty | - | 48.6 % | 50% |
Rear Axle - Loaded | - | 65.8 % | 67% |
Final Drives |
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Differential Ratio | - | 2.74:1 | 2.35:1 |
Planetary Ratio | - | 4.80:1 | 10.83:1 |
Total Reduction Ratio | - | 13.14:1 | 25.46:1 |
Type | - | - | Double reduction, planetary with full floating axles |
Body Hoists |
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Pump Flow - High Idle | - | 112 gal/min | 106.5 gal/min |
Relief Valve Setting - Raise | - | 2750 psi | 2749 psi |
Relief Valve Setting - Lower | - | 500 psi | - |
Body Raise Time - High Idle | - | 8 s | 14 s |
Body Lower Time - Float | - | 10 s | 16 s |
Body Power Down - High Idle | - | 10 s | - |
Type | - | - | Twin, two-stage hydraulic cylinders with snubbing valve. |
Suspension |
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Rear axle - Oscillation | - | 8.9 ° | +/- 5 degrees |
Empty Loaded Cylinder Stroke Front | - | 9.2 in | - |
Empty Loaded Cylinder Stroke Rear | - | 5.8 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 |
Capacity - Dual Slope - 100% Fill Factor |
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Heaped 2:1 (SAE) | - | 40.8 yd³ | - |
Struck | - | 31.3 yd³ | - |
Capacity - Flat Floor - 100% Fill Factor |
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Struck | - | 31.3 yd³ | - |
Heaped 2:1 (SAE) | - | 40.9 yd³ | - |
Sound |
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Sound Standards (3) | - | Operator Equivalent Sound Pressure Level (Leq) is 78 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab. | - |
Sound Standards (2) | - | Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 118 dB(A). | - |
Sound Standards (1) | - | Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. | - |
Dimensions |
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Height - Top of ROPS | - | 12.8 ft | - |
Inside Body Depth - Maximum | - | 5.7 ft | - |
Overall Body Length | - | 26.8 ft | - |
Inside Body Length | - | 19 ft | - |
Overall Length | - | 28.9 ft | - |
Wheel Base | - | 13 ft | - |
Rear Axle - Tail | - | 9.5 ft | - |
Ground Clearance | - | 1.6 in | - |
Dump Clearance | - | 1.5 ft | - |
Loading Height - Empty | - | 11.6 ft | - |
Overall Height - Body Raised | - | 27.1 ft | - |
Operating Width | - | 15.7 ft | - |
Centerline Front Tire Width | - | 10.4 ft | - |
Engine Guard Clearance | - | 2 ft | - |
Outside Body Width | - | 12.9 ft | - |
Inside Body Width | - | 11.9 ft | - |
Front Canopy Height | - | 13.7 ft | - |
Rear Axle - Clearance | - | 1.9 ft | - |
Centerline of Rear Dual Tire Width | - | 8.7 ft | - |
Overall Tire Width | - | 12.9 ft | - |
Tires |
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Standard Tire | - | 21.00R33 (E4) | - |
Standard Tires | - | - | 37 R57 |
Optional Tires | - | - | 40 R57 |
Optional Tire | - | - | 42/90 R57 |
Rims | - | - | 29” x 57” Rims |
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 | - | - | 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 |
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Struck | - | - | 77 m3(101 yd3) |
Heaped (SAE 2:1)* | - | - | 143 m3(187 yd2) |
Note (1) | - | - | Consult your local Cat dealer for body recommendations |
Cab |
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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) |
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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 |
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