772G Off-Highway Truck

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Your long-term success is our goal here at Cat, so we’ve developed our 772G to be more productive and economical for our customers for years to come. Equipped with new transmission controls, the 772G is built for heavy-duty, off-road applications and delivers quick haul cycles with automotive-quality shifting and comfort. The 772G is also built with a Cat C18 diesel engine and with our fuel saving strategies, you can adjust engine power to meet your specific needs. Ideal pass match options for the 772G are the Cat 986K or the 988K Wheel Loader and the 390F L Hydraulic Excavator. When you consider its fuel efficiency and performance, the 772G is the right Off-Highway Truck for all generations.

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Body Capacity - SAE 2:1 40.8yd³
Maximum Payload Class (110%) 56.7ton (US)
Nominal Payload Class (100%) 51.6ton (US)
Not to Exceed Payload (120%) 61.9ton (US)
Target Payload Capacity 51.6ton (US)
Top Speed - Loaded 49.2mile/h
Bore 5.7in
Displacement 1105in³
Engine Model Cat® C18
Engine Power - ISO 14396 598HP
Net Power - ISO 9249 550HP
Net Power - SAE J1349 550HP
Net Torque - SAE J1349 2221ft-lb
Number of Cylinders 6
Rated Engine Speed 1700r/min
Stroke 7.2in
Body Weight 17306lb
Chassis Weight 59223lb
Target Gross Machine Operating Weight 181000lb
Target Gross Machine Weight 181000lb
Front Axle - Empty 51.4%
Front Axle - Loaded 34.2%
Rear Axle - Empty 48.6%
Rear Axle - Loaded 65.8%
Forward - 1 8mile/h
Forward - 2 10.9mile/h
Forward - 3 14.8mile/h
Forward - 4 19.8mile/h
Forward - 5 26.9mile/h
Forward - 6 36.2mile/h
Forward - 7 49.2mile/h
Reverse 10.4mile/h
Differential Ratio 2.74:1
Planetary Ratio 4.80:1
Total Reduction Ratio 13.14:1
Brake Standards ISO 3450:1996
Brake Surface - Front 216in²
Brake Surface - Rear 7794in²
Brake Hoist System 60gal (US)
Brake/Hoist Hydraulic Tank 38gal (US)
Cooling System 33gal (US)
Crankcase 17gal (US)
Differential - Final Drives 47gal (US)
Fuel Tank 140gal (US)
Steering System - Including Tank 23gal (US)
Steering Tank 14.5gal (US)
Torque Converter - Transmission System 17gal (US)
Body Lower Time - Float 10s
Body Power Down - High Idle 10s
Body Raise Time - High Idle 7.5s
Pump Flow - High Idle 118gal/min
Relief Valve Setting - Lower 500psi
Relief Valve Setting - Raise 2750psi
Empty Loaded Cylinder Stroke Front 9.2in
Empty Loaded Cylinder Stroke Rear 5.8in
Rear axle - Oscillation 8.9°
Heaped 2:1 (SAE) 40.8yd³
Struck 31.3yd³
Heaped 2:1 (SAE) 40.9yd³
Struck 31.3yd³
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.
Sound Standards (1) Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.
Sound Standards (2) Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 115 dB(A).
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.
Steer Angle 31°
Steering Standards ISO 5010:2007
Turning Circle - Clearance Diameter 66.6ft
Turning Diameter - Front 57.7ft
Centerline Front Tire Width 10.4ft
Centerline of Rear Dual Tire Width 8.7ft
Dump Clearance 1.5ft
Engine Guard Clearance 2ft
Front Canopy Height 13.7ft
Ground Clearance 1.6ft
Inside Body Depth - Maximum 5.7ft
Inside Body Length 19ft
Inside Body Width 11.9ft
Loading Height - Empty 11.6ft
Operating Width 15.7ft
Outside Body Width 12.9ft
Overall Body Length 26.8ft
Overall Height - Body Raised 27.1ft
Overall Length 28.9ft
Overall Tire Width 12.9ft
Rear Axle - Clearance 1.9ft
Rear Axle - Tail 9.5ft
Wheel Base 13ft
Standard Tire 21.00R33 (E4)

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)

Optional Equipment: