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777G Off-Highway Truck

  • OVERVIEW
  • SPECIFICATIONS
  • STANDARD / OPTIONAL
PRODUCT DESCRIPTION

G Series represents a new era for this size class from Caterpillar. With your input, we have designed and manufactured a truck that is reliable, economical and offers comfort, confidence and control for your operators. Your long-term success is our goal; with G Series trucks, we're on the right road.

Engine
  • Engine Model - Cat® C32 ACERT™
  • Gross Power - SAE J1995 - 1025 HP
  • Net Power - SAE J1349 - 916 HP
  • Net Power - 80/1269/EEC - 916 HP
  • Net Power - ISO 9249 - 916 HP
  • Bore - 5.7 in
  • Stroke - 6.4 in
  • Displacement - 1959 in³
  • Cylinders - 12
  • Engine Power - ISO 14396 - 1008 HP
  • Engine Speed - 1800 r/min
  • Net Torque - 3899 ft-lb
  • Peak Torque - Speed - 1200 r/min
  • Weights - Approximate
  • Target Gross Machine Weight - 363000 lb
  • Operating Specifications
  • Nominal Payload Class (100%) - 98.4 ton (US)
  • Top Speed - Loaded - 41.7 mile/h
  • Body Capacity - SAE 2:1 - 83.8 yd³
  • Maximum Payload (110%) - 108.2 ton (US)
  • Nominal Payload (100%) - 98.4 ton (US)
  • Not to Exceed Payload (120%)* - 118.1 ton (US)
  • Transmission
  • Forward - 1 - 6.8 mile/h
  • Forward - 2 - 9.2 mile/h
  • Forward - 3 - 12.5 mile/h
  • Forward - 4 - 16.9 mile/h
  • Forward - 5 - 22.9 mile/h
  • Forward - 6 - 30.7 mile/h
  • Forward - 7 - 41.7 mile/h
  • Reverse - 7.7 mile/h
  • Final Drives
  • Differential Ratio - 2.736:1
  • Planetary Ratio - 7.0:1
  • Total Reduction Ratio - 19.1576:1
  • Brakes
  • Brake Standards - ISO 3450:1996
  • Brake Surface Area - Front - 6331 in²
  • Brake Surface Area - Rear - 15828 in²
  • Body Hoists
  • Pump Flow - High Idle - 120.9 gal/min
  • Relief Valve Setting - Raise - 2750 psi
  • Relief Valve Setting - Lower - 500 psi
  • Body Raise Time - High Idle - 15 s
  • Body Lower Time - Float - 13 s
  • Body Lower Time - High Idle - 13 s
  • Capacity - Dual Slope - 100% Fill Factor
  • Struck - 54.8 yd³
  • Heaped 2:1 (SAE) - 78.8 yd³
  • Weight Distributions - Approximate
  • Front Axle - Empty - 46 %
  • Front Axle - Loaded - 33 %
  • Rear Axle - Empty - 54 %
  • Rear Axle - Loaded - 67 %
  • Suspension
  • Rear axle - Oscillation - 5.4 °
  • Empty Loaded Cylinder Stroke Front - 2.9 in
  • Empty Loaded Cylinder Stroke Rear - 2.5 in
  • Service Refill Capacities
  • Fuel Tank (1) - 300 gal (US)
  • Cooling System - 63.4 gal (US)
  • Steering System - Including Tank - 14.1 gal (US)
  • Brake Hoist System - 85 gal (US)
  • Brake Hoist System - Includes Tank - 117 gal (US)
  • Crankcase - 28.7 gal (US)
  • Differentials - 59.9 gal (US)
  • Final Drive - Each - 20 gal (US)
  • Fuel Tank (2) - 350 gal (US)
  • Torque Converter - Transmission System - 36.5 gal (US)
  • Tires
  • Standard Tire - 27.00R49 (E4)
  • ROPS
  • ROPS/FOPS Standards - Standards
  • Sound
  • Sound Standards - Standards
  • Steering
  • Turning Diameter - Front - 83 ft
  • Steering Standards - SAE J1511 FEB94 ISO 5010:1992
  • Steer Angle - 30.5 °
  • Turning Circle - Clearance Diameter - 93 ft
  • Capacity - X Body - 100% Fill Factor
  • Heaped 2:1 (SAE) - 83.8 yd³
  • Struck - 56.3 yd³
  • Capacity - Coal Bodies - 100% Fill Factor
  • SAE 2:1 - For use with material densities less than 950 kg/m3 (1,600 lb/yd3) - 165 yd³
  • SAE 2:1 - For use with material densities of 1040-1160 kg/m3 (1,750-1,950 lb/yd3) - 139 yd³
  • SAE 2:1 - For use with material densities of 1160 kg/m3 (1,950 lb/yd3) - 116 yd³
  • SAE 2:1 - For use with material densities of 950-1040 kg/m3 (1,600-1,750 lb/yd3) - 144 yd³
  • Standard Equipment
  • POWER TRAIN
  • SUSPENSION SYSTEMS
  • ELECTRICAL
  • OPERATOR ENVIRONMENT
  • TECHNOLOGY PRODUCTS
  • GUARDS
  • FLUIDS
  • OTHER STANDARD EQUIPMENT