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Caterpillar

772G Off-Highway Truck

Nominal Payload Class (100%)

51.6 ton (US)

Engine Model

Cat® C18

Top Speed - Loaded

49.2 mile/h

Overview

In 1963, Caterpillar introduced the 769, a revolutionary off-road truck that was purpose built for the rigors of mining and heavy construction. Fifty years later, our trucks have never been better. We’ve taken the best of our rugged, dependable heritage and combined it with technologies that help our environment, make your operators more productive and dramatically improve the economics of your haul fleet. This 772G has an updated traction control system to keep you moving when the ground conditions aren’t perfect, you’ll see improvements in fuel use through new and flexible fuel saving strategies, and we’re making the operating experience best in class with automotive quality shifting, noise reduction and cab updates. Our heritage and new use of technology are combined in this truck for one purpose – the continued success of your business.

Photos

Videos

  • Off-Highway Trucks CAT® 770G 772G Introduction
  • Off-Highway Trucks CAT® 770G 772G Walk Around

360° View

Exterior

360° Exterior view. Double click on the image to zoom in on any area of the product.

Interior

360° interior view. Double click on the image to zoom in on any area of the product.

Specifications

  • Engine
    Spec Value
    Engine Model Cat® C18
    Rated Engine Speed 1700 r/min
    Gross Power - SAE J1995 605 HP
    Net Power - SAE J1349 550 HP
    Net Power - ISO 9249 550 HP
    Number of Cylinders 6
    Bore 5.7 in
    Stroke 7.2 in
    Displacement 1105 in³
    Net Torque - SAE J1349 2221 ft-lb
    Engine Power - ISO 14396 598 HP
  • Weights - Approximate
    Spec Value
    Target Gross Machine Operating Weight 181000 lb
    Chassis Weight 59223 lb
    Body Weight 17306 lb
    Target Gross Machine Weight 181000 lb
  • Operating Specifications
    Spec Value
    Nominal Payload Class (100%) 51.6 ton (US)
    Top Speed - Loaded 49.2 mile/h
    Body Capacity - SAE 2:1 40.8 yd³
    Target Payload Capacity 51.6 ton (US)
    Not to Exceed Payload (120%) 61.9 ton (US)
    Maximum Payload Class (110%) 56.7 ton (US)
  • Transmission
    Spec Value
    Forward - 1 8 mile/h
    Forward - 2 10.9 mile/h
    Forward - 3 14.8 mile/h
    Forward - 4 19.8 mile/h
    Forward - 5 26.9 mile/h
    Forward - 6 36.2 mile/h
    Forward - 7 49.2 mile/h
    Reverse 10.4 mile/h
  • Final Drives
    Spec Value
    Differential Ratio 2.74:1
    Planetary Ratio 4.80:1
    Total Reduction Ratio 13.14:1
  • Brakes
    Spec Value
    Brake Surface - Front 216 in²
    Brake Surface - Rear 7794 in²
    Brake Standards ISO 3450:1996
  • Body Hoists
    Spec Value
    Pump Flow - High Idle 118 gal/min
    Relief Valve Setting - Raise 2750 psi
    Relief Valve Setting - Lower 500 psi
    Body Raise Time - High Idle 7.5 s
    Body Lower Time - Float 10 s
    Body Power Down - High Idle 10 s
  • Capacity - Dual Slope - 100% Fill Factor
    Spec Value
    Struck 31.3 yd³
    Heaped 2:1 (SAE) 40.8 yd³
  • Capacity - Flat Floor - 100% Fill Factor
    Spec Value
    Struck 31.3 yd³
    Heaped 2:1 (SAE) 40.9 yd³
  • Weight Distributions - Approximate
    Spec Value
    Front Axle - Empty 51.4 %
    Front Axle - Loaded 34.2 %
    Rear Axle - Empty 48.6 %
    Rear Axle - Loaded 65.8 %
  • Suspension
    Spec Value
    Rear axle - Oscillation 8.9 °
    Empty Loaded Cylinder Stroke Rear 5.8 in
    Empty Loaded Cylinder Stroke Front 9.2 in
  • Service Refill Capacities
    Spec Value
    Fuel Tank 140 gal (US)
    Cooling System 33 gal (US)
    Differential - Final Drives 47 gal (US)
    Steering Tank 14.5 gal (US)
    Steering System - Including Tank 23 gal (US)
    Torque Converter - Transmission System 17 gal (US)
    DEF Tank 6 gal (US)
    Brake Hoist System 60 gal (US)
    Crankcase 17 gal (US)
    Brake/Hoist Hydraulic Tank 38 gal (US)
  • Tires
    Spec Value
    Standard Tire 21.00R33 (E4)
  • ROPS
    Spec Value
    ROPS Standards ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.
    FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria.
  • Sound
    Spec Value
    Sound Standards (1) Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.
    Sound Standards (3) Operator Equivalent Sound Pressure Level (Leq) is 74 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 115 dB(A).
  • Steering
    Spec Value
    Turning Diameter - Front 57.7 ft
    Steering Standards ISO 5010:2007
    Steer Angle 31 °
    Turning Circle - Clearance Diameter 66.6 ft
  • Dimensions
    Spec Value
    Inside Body Depth - Maximum 5.7 ft
    Height - Top of ROPS 12.8 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 ft
    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

Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat dealer for details.

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
  • 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 Series III: - full air suspension - four point harness
  • 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)