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Overview

The Cat® 772 Off-Highway Truck has been in production since 1971 and has been handling the work of mines and quarries for over 40 years. Like all Cat trucks, it is specifically designed for off-road applications with reliable and durable designs. Cat G Series trucks will help you manage your costs with fuel economy options, tire monitoring and convenient service center options. It can also be equipped to provide you with production, machine health and operation information using Cat VIMS™. With three body options designed to last the life of the truck, the 772G can meet your individual hauling needs productively, safely, reliably.

Engine

Units:
Engine Model Cat® C18 ACERT™ Cat® C18 ACERT™ Less
Rated Engine Speed 1800.0 r/min 1800.0 r/min Less
Number of Cylinders 6 6 Less
Bore 5.7 in 145.0 mm Less
Stroke 7.2 in 183.0 mm Less
Displacement 1105.0 in³ 18.1 l Less
Engine Power - ISO 14396 583.0 HP 435.0 kW Less
Gross Power - SAE J1995 598.0 HP 446.0 kW Less
Net Power - 80/1269/EEC 565.0 HP 421.0 kW Less
Net Power - ISO 9249 565.0 HP 421.0 kW Less
Net Power - SAE J1349 557.0 HP 415.0 kW Less
Net Torque - SAE J1349 1881.0 lb/ft 2551.0 N·m Less

Weights - Approximate

Body Weight 17703.0 lb 8030.0 kg Less
Chassis Weight 59223.0 lb 26863.0 kg Less
Target Gross Machine Operating Weight 181000.0 lb 82100.0 kg Less
Target Gross Machine Weight 181000.0 lb 82100.0 kg Less

Operating Specifications

Nominal Payload Class (100%) 52.0 ton (US) 47.2 t Less
Top Speed - Loaded 44.6 mile/h 71.7 km/h Less
Body Capacity - SAE 2:1 40.8 yd³ 31.2 m³ Less
Maximum Payload Class (110%) 57.2 ton (US) 51.9 ton (US) Less
Not to Exceed Payload (120%)* 62.3 ton (US) 56.6 ton (US) Less
Target Payload Capacity 52.0 ton (US) 47.2 ton (US) Less
Note * Refer to the Caterpillar 10/10/20 Overload Policy for maximum gross machine weight limitations. * Refer to the Caterpillar 10/10/20 Overload Policy for maximum gross machine weight limitations. Less

Transmission

Forward - 1 8.0 mile/h 12.9 km/h Less
Forward - 2 11.0 mile/h 17.7 km/h Less
Forward - 3 14.9 mile/h 24.0 km/h Less
Forward - 4 20.0 mile/h 32.2 km/h Less
Forward - 5 27.1 mile/h 43.6 km/h Less
Forward - 6 36.5 mile/h 58.7 km/h Less
Forward - 7 49.5 mile/h 79.7 km/h Less
Reverse 10.5 mile/h 16.9 km/h Less

Final Drives

Differential Ratio 2.74:1 2.74:1 Less
Planetary Ratio 4.80:1 4.80:1 Less
Total Reduction Ratio 13.14:1 13.14:1 Less

Brakes

Brake Standards ISO 3450:1996 ISO 3450:1996 Less
Brake Surface - Front 216.0 in² 1395.0 cm² Less
Brake Surface - Rear 7794.0 in² 50281.0 cm² Less

Body Hoists

Body Lower Time - Float 10.0 s 10.0 s Less
Body Power Down - High Idle 10.0 s 10.0 s Less
Body Raise Time - High Idle 8.0 s 8.0 s Less
Pump Flow - High Idle 109.0 gal/min 413.0 l/min Less
Relief Valve Setting - Lower 500.0 psi 3450.0 kPa Less
Relief Valve Setting - Raise 2750.0 psi 18950.0 kPa Less

Capacity - Dual Slope - 100% Fill Factor

Heaped 2:1 (SAE) 40.8 yd³ 31.2 m³ Less
Struck 31.2 yd³ 23.9 m³ Less

Capacity - Flat Floor - 100% Fill Factor

Heaped 2:1 (SAE) 40.9 yd³ 31.3 m³ Less
Struck 31.2 yd³ 23.9 m³ Less

Weight Distributions - Approximate

Front Axle - Empty 51.4 % 51.4 % Less
Front Axle - Loaded 34.2 % 34.2 % Less
Rear Axle - Empty 48.6 % 48.6 % Less
Rear Axle - Loaded 65.8 % 65.8 % Less

Suspension

Empty Loaded Cylinder Stroke Front 9.2 in 234.0 mm Less
Empty Loaded Cylinder Stroke Rear 5.8 in 149.0 mm Less
Rear axle - Oscillation 8.9° 8.9° Less

Service Refill Capacities

Fuel Tank 140.0 gal (US) 530.0 l Less
Cooling System 33.0 gal (US) 125.0 l Less
Differential - Final Drives 39.0 gal (US) 151.0 l Less
Steering Tank 14.5 gal (US) 55.0 l Less
Brake Hoist System 60.0 gal (US) 227.0 l Less
Brake/Hoist Hydraulic Tank 38.0 gal (US) 176.0 l Less
Crankcase 17.0 gal (US) 64.0 l Less
Steering System - Includes Tank 20.0 gal (US) 74.0 l Less
Torque Converter - Transmission System 19.0 gal (US) 72.0 l Less

Tires

Standard Tire 21.00R33 (E4) 21.00R33 (E4) Less

ROPS

ROPS Standards ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. Less
FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. Less

Steering

Steer Angle 40.5° 40.5° Less
Turning Diameter - Front 57.7 ft 17.6 m Less
Steering Standards SAE J1511 FEB94 ISO 5010:2007 SAE J1511 FEB94 ISO 5010:2007 Less
Turning Circle - Clearance Diameter 66.6 ft 20.3 m Less

Dimensions (Approximate)

Centerline Front Tire Width 10.4 ft 3165.0 mm Less
Centerline of Rear Dual Tire Width 8.7 ft 2652.0 mm Less
Dump Clearance 1.8 ft 551.0 mm Less
Engine Guard Clearance 2.3 ft 711.0 mm Less
Front Canopy Height 13.9 ft 4265.0 mm Less
Ground Clearance 2.3 ft 695.0 mm Less
Height - Top of ROPS 13.2 ft 4012.0 mm Less
Inside Body Depth - Maximum 5.7 ft 1747.0 mm Less
Inside Body Length 19.0 ft 5781.0 mm Less
Inside Body Width 12.0 ft 3642.0 mm Less
Loading Height - Empty 11.9 ft 3639.0 mm Less
Operating Width 15.7 ft 4780.0 mm Less
Outside Body Width 12.9 ft 3931.0 mm Less
Overall Body Length 26.8 ft 8172.0 mm Less
Overall Height - Body Raised 27.4 ft 8357.0 mm Less
Overall Length 28.9 ft 8808.0 mm Less
Overall Tire Width 12.9 ft 3927.0 mm Less
Rear Axle - Clearance 1.9 ft 591.0 mm Less
Rear Axle - Tail 8.5 ft 2598.0 mm Less
Wheel Base 13.0 ft 3960.0 mm Less

Performance

Fuel Saving Strategies

Brake Performance

Traction Control System

Truck Bodies

Structures

Operator Experience

Information and Monitoring

Simple Service

Customer Support

Safety and Sustainability