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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 rpm 1800.0 rpm 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
Gross Power – SAE J1995 598.0 hp 446.0 kW Less
Net Power – SAE J1349 557.0 hp 415.0 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
Engine Power – ISO 14396 583.0 hp 435.0 kW Less
Net Torque – SAE J1349 1881.0 lbf-ft 2551.0 N·m Less

Weights – Approximate

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

Operating Specifications

Nominal Payload Class (100%) 52.0 tons 47.2 tonnes Less
Top Speed - Loaded 44.6 mph 71.7 km/h Less
Body Capacity (SAE 2:1) 40.8 yd3 31.2 m3 Less
Maximum Payload Class (110%) 57.2 tons 51.9 tonnes Less
Not to Exceed Payload (120%)* 62.3 tons 56.6 tonnes Less
Target Payload Capacity 52.0 tons 47.2 tonnes 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 mph 12.9 km/h Less
Forward 2 11.0 mph 17.7 km/h Less
Forward 3 14.9 mph 24.0 km/h Less
Forward 4 20.0 mph 32.2 km/h Less
Forward 5 27.1 mph 43.6 km/h Less
Forward 6 36.5 mph 58.7 km/h Less
Forward 7 49.5 mph 79.7 km/h Less
Reverse 10.5 mph 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

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

Capacity – Dual Slope – 100% Fill Factor

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

Capacity – Flat Floor – 100% Fill Factor

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

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

Service Refill Capacities

Fuel Tank 140.0 gal 530.0 L Less
Cooling System 33.0 gal 125.0 L Less
Differentials and Final Drives 39.0 gal 151.0 L Less
Steering Tank 14.5 gal 55.0 L Less
Steering System (includes tank) 20.0 gal 74.0 L Less
Brake Hoist System 60.0 gal 227.0 L Less
Brake/Hoist Hydraulic Tank 38.0 gal 176.0 L Less
Crankcase 17.0 gal 64.0 L Less
Torque Converter/Transmission System 19.0 gal 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

Turning Diameter – Front 57.7 ft 17.6 m Less
Steer Angle 40.5° 40.5° 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)

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

Performance

Hauling quickly, efficiently, reliably


Fuel Saving Strategies

Adjustable to meet your specific needs


Brake Performance

Confidence and control on grades


Traction Control System

Saving tire life, component wear and cycle times


Truck Bodies

Bodies for your applications and material types


Structures

Long life and value


Operator Experience

Comfort, confidence, control


Information and Monitoring

Proactively manage your truck fleet


Simple Service

Saving you time and money


Customer Support

Cat dealers have what it takes to keep trucks productive


Safety and Sustainability

Priorities that support our people and communities


772GStandard Equipment

ELECTRICAL
  • Alarm, backup
  • Alternator, 115 ampere
  • Auxiliary jump start receptacle
  • Batteries, maintenance-free, 12V (2), 190 amp-hour
  • Electrical system, 24V
  • Lighting system: – Backup light (halogen) – Directional signals/hazard warning (front and rear LED) – Headlights, (halogen) with dimmer – Operator access courtesy lights (Developing Market Only)

PRODUCT LINK COMMUNICATIONS
  • Product Link Ready

GUARDS
  • Driveline
  • Engine crankcase

OPERATOR ENVIRONMENT
  • Air conditioning (Developing Market Only)
  • Ashtray and cigarette lighter
  • Coat hook
  • Cup holders (4)
  • Diagnostic connection port, 24V
  • Entertainment Radio Ready: – 5 amp converter – Speakers – Antenna – Wiring harness
  • Gauges/indicators: – Air cleaner service indicator – electronic – Brake oil temperature gauge – Coolant temperature gauge – Hour meter – Tachometer – Engine overspeed indicator – Fuel level – Speedometer with odometer – Transmission gear indicator
  • Heater/defroster (11 070 kCal/43,930 BTU)
  • Hoist lever
  • Horn, electric
  • Light – dome
  • Light – courtesy
  • Messenger, display unit
  • Mirrors
  • Power port, 12V
  • ROPS cab, insulated/sound suppressed
  • Seat, Cat Comfort: – full air suspension – retractable 3 point seat belt with shoulder harness
  • Seat, training with lap belt
  • Steering wheel, padded, tilt and telescopic
  • Storage compartment
  • Sun visor, tinted glass
  • Throttle lock
  • Windshield wiper (intermittent) and washer

POWER TRAIN
  • Air-To-Air Aftercooler (ATAAC)
  • Air cleaner with precleaner (1)
  • Automatic cold mode idle control
  • Electric start
  • Turbocharger
  • Braking system, hydraulic actuated: – Automatic Retarder Control (ARC) (utilizes rear oil-cooled, multiple disc brakes) – Brake release motor (towing) – Caliper-disc (front) – Oil-cooled, multiple disc (rear) – Parking – Secondary – Service
  • Transmission: – 7 speed automatic powershift – Body up shift inhibitor – Controlled throttle shifting – Directional shift management – Downshift inhibitor – Neutral start switch – Neutral coast inhibitor – Reverse shift inhibitor – Reverse neutralizer during dumping – Programmable top gear selection

SUSPENSION SYSTEMS
  • Suspension, front and rear

OTHER STANDARD EQUIPMENT
  • Body safety pin (secures body in up position)
  • Body down indicator
  • CD ROM parts book
  • Fan, hydraulic demand
  • Fuel tank (530 L/140 gal)
  • Guard, engine compartment
  • Guard, mud
  • Ground level battery disconnect
  • Ground level engine shutdown
  • Ground level grease fittings
  • Reservoirs (separate): – Brake/converter/hoist – Steering – Transmission/torque converter
  • Rims 15 × 33
  • Rock ejectors
  • Service platform, left and right side
  • Supplemental steering (automatic)
  • Tie down eyes
  • Tow hooks (front)/Tow pin (rear)
  • Vandalism protection locks

ANTIFREEZE
  • Extended Life Coolant to –35° C (–30° F)

772GOptional Equipment

Traction Control System

Extended Life Brakes

Cat Engine Brake

Cat C18 ACERT diesel engine as:
  • Tier 2/Stage II equivalent, OR
  • Tier 3/Stage IIIA equivalent

Body heat

Diverter box

4 batteries

HID lights

Truck Production Management System

Cab heat

Cab air conditioning

Product Link

Backup alarm

Heated mirrors

Fuel heater

Ether aid

Coolant heater

Auto lube

Rear vision camera (WAVS)

Spare rims

Wheel chocks

Body sideboards