Off-Highway Trucks



Caterpillar is pleased to introduce to you the 775G Off-Highway Truck. You may be asking how, after 40 years of building trucks, Caterpillar has improved this product’s ability to support your business.
G Series has been designed and manufactured using the latest quality control technologies; both virtual and hands on. This product has over 30,000 hours of proven performance in the hands of customers prior to production, all of which ensures the truck delivered to your yard is ready to work, reliably and dependably.
In addition to quality, Cat G Series trucks will lower your costs with seven different ways to help you conserve fuel. We offer you two customizable fuel economy modes that will let you choose your level of savings. With Cat G Series trucks in your haul fleets, you can be more productive, spend less time on maintenance, and support the environment with new levels of eco performance. Your crew will appreciate all the new comfort and conveniences in our updated cab. Simply put, Cat G Series trucks can and will make a positive difference to both your business and people.

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    • Sound
      Sound Standards (1) The operator Equivalent Sound Pressure Level (Leq) is 76 dB(A) when SAE J1166 FEB2008 is used to measure the value for an enclosed cab. This is a work cycle sound exposure level. The cab was properly installed and maintained. The test was conducted with the cab doors and the cab windows closed.
      Sound Standards (2) The exterior sound pressure level for the standard machine measured at a distance of 15 m (49 ft) according to the test procedures specified in SAE J88:2008, mid‑gear moving operation is 86 dB(A).
      Sound Standards (3) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.
    • Steering
      Steer Angle 31 °
      Steering Standards ISO 5010:2007
      Turning Circle - Clearance Diameter 26.1 m
      Turning Diameter - Front 23.5 m
    • Engine
      Bore 137 mm
      Displacement 27 l
      Engine Model Cat® C27
      Engine Power - ISO 14396 607 kW
      Gross Power - SAE J1995 615 kW
      Net Power - 80/1269/EEC 590 kW
      Net Power - ISO 9249 590 kW
      Net Power - SAE J1349 584 kW
      Net Torque 3896 N·m
      Note (1) Power rating applies at 2,000 rpm when tested under the specified condition for the specified standard.
      Note (2) Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30° C (86° F).
      Note (3) No engine derating required up to 3810 m (12,500 ft) for Tier 2 Equivalent.
      Peak Torque - Speed 1300 r/min
      Rated Engine Speed 2000 r/min
      Stroke 152 mm
    • Weights - Approximate
      Maximum Gross Vehicle Weight 111812 kg
    • Operating Specifications
      Body Capacity - SAE 2:1 42.23 m³
      Maximum Allowable Payload (120%)* 77.5 t
      Maximum Working Payload (110%) 71.1 t
      Nominal Payload Class (100%) 64.6 t
      Note (1) Capacity with Dual Slope body – no liner.
      Note (2) * Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations.
      Target Payload (100%) 64.6 t
      Top Speed - Loaded 67.6 km/h
    • Transmission
      Forward - 1 10.8 km/h
      Forward - 2 15.1 km/h
      Forward - 3 20.4 km/h
      Forward - 4 27.4 km/h
      Forward - 5 37 km/h
      Forward - 6 50.1 km/h
      Forward - 7 67.6 km/h
      Note Maximum travel speeds with standard 24.00R35 (E4) tires.
      Reverse 14.1 km/h
    • Final Drives
      Differential Ratio 3.64:1
      Planetary Ratio 4.80:1
      Total Reduction Ratio 17.49:1
    • Brakes
      Brake Standards ISO 3450:2011
      Brake Surface - Front 655 cm²
      Brake Surface - Rear 61269 cm²
    • Body Hoists
      Body Lower Time - Float 13 s
      Body Power Down - High Idle 13 s
      Body Raise Time - High Idle 9.5 s
      Pump Flow - High Idle 448 l/min
      Relief Valve Setting - Lower 3450 kPa
      Relief Valve Setting - Raise 17250 kPa
    • Capacity - Dual Slope - 100% Fill Factor
      Heaped (SAE 2:1)* 42.2 m³
      Note (1) Contact your local Cat dealer for body recommendation.
      Note (2) *ISO 6483:1980
      Struck 32.6 m³
    • Capacity - Flat Floor - 100% Fill Factor
      Heaped (SAE 2:1)* 42.2 m³
      Note (1) Contact your local Cat dealer for body recommendation.
      Note (2) *ISO 6483:1980
      Struck 32.3 m³
    • Weight Distributions - Approximate
      Front Axle - Empty 50 %
      Front Axle - Loaded 34 %
      Rear Axle - Empty 50 %
      Rear Axle - Loaded 66 %
    • Suspension
      Empty Loaded Cylinder Stroke Front 234 mm
      Empty Loaded Cylinder Stroke Rear 149 mm
      Rear axle - Oscillation 8.1°
    • Service Refill Capacities
      Brake Hoist System 322 l
      Brake/Hoist Hydraulic Tank 176 l
      Cooling System 171 l
      Crankcase 90 l
      Differential - Final Drives 145 l
      Fuel Tank 795 l
      Steering System - Including Tank 54 l
      Steering Tank 36 l
      Torque Converter - Transmission System - HRC 70 l
      Torque Converter - Transmission System - LRC 61 l
    • Tires
      Note (1) Productive capabilities of the 775G truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production.
      Note (2) Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.
      Standard Tire 24.00R35 (E4)
    • ROPS
      FOPS Standards Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.
      ROPS Standards Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.

    Product Downloads

    775G Product Brochure

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