777G Off-Highway Truck

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777G Off-Highway Truck

360° Exterior View

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 ...
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Operating Specifications

Nominal Payload Class (100%)
98.4ton (US)
Top Speed - Loaded
41.7mile/h
Body Capacity - SAE 2:1
83.8yd³
Maximum Payload (110%)
108.2ton (US)
Nominal Payload (100%)
98.4ton (US)
Not to Exceed Payload (120%)*
118.1ton (US)

Engine

Engine Model
Cat® C32 ACERT™
Gross Power - SAE J1995
1025HP
Net Power - SAE J1349
916HP
Net Power - 80/1269/EEC
916HP
Net Power - ISO 9249
916HP
Bore
5.7in
Stroke
6.4in
Displacement
1959in³
Peak Torque - Speed
1200r/min
Net Torque
3899ft-lb
Engine Speed
1800r/min
Engine Power - ISO 14396
1008HP
Cylinders
12

Capacity - Dual Slope - 100% Fill Factor

Struck
54.8yd³
Heaped 2:1 (SAE)
78.8yd³

Weight Distributions - Approximate

Front Axle - Empty
46%
Front Axle - Loaded
33%
Rear Axle - Empty
54%
Rear Axle - Loaded
67%

Transmission

Forward - 1
6.8mile/h
Forward - 2
9.2mile/h
Forward - 3
12.5mile/h
Forward - 4
16.9mile/h
Forward - 5
22.9mile/h
Forward - 6
30.7mile/h
Forward - 7
41.7mile/h
Reverse
7.7mile/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 - Rear
15828in²
Brake Surface Area - Front
6331in²

Service Refill Capacities

Fuel Tank (1)
300gal (US)
Cooling System
63.4gal (US)
Steering System - Including Tank
14.1gal (US)
Fuel Tank (2)
350gal (US)
Final Drive - Each
20gal (US)
Brake Hoist System - Includes Tank
117gal (US)
Brake Hoist System
85gal (US)
Crankcase
28.7gal (US)
Differentials
59.9gal (US)
Torque Converter - Transmission System
36.5gal (US)

Body Hoists

Pump Flow - High Idle
120.9gal/min
Relief Valve Setting - Raise
2750psi
Relief Valve Setting - Lower
500psi
Body Raise Time - High Idle
15s
Body Lower Time - Float
13s
Body Lower Time - High Idle
13s

Suspension

Rear axle - Oscillation
5.4°
Empty Loaded Cylinder Stroke Front
2.9in
Empty Loaded Cylinder Stroke Rear
2.5in

Weights - Approximate

Target Gross Machine Weight
363000lb

Capacity - Coal Bodies - 100% Fill Factor

SAE 2:1 - For use with material densities less than 950 kg/m3 (1,600 lb/yd3)
165yd³
SAE 2:1 - For use with material densities of 1040-1160 kg/m3 (1,750-1,950 lb/yd3)
139yd³
SAE 2:1 - For use with material densities of 1160 kg/m3 (1,950 lb/yd3)
116yd³
SAE 2:1 - For use with material densities of 950-1040 kg/m3 (1,600-1,750 lb/yd3)
144yd³

Capacity - X Body - 100% Fill Factor

Heaped 2:1 (SAE)
83.8yd³
Struck
56.3yd³

Steering

Turning Diameter - Front
83ft
Steering Standards
SAE J1511 FEB94 ISO 5010:1992
Steer Angle
30.5°
Turning Circle - Clearance Diameter
93ft

Tires

Standard Tire
27.00R49 (E4)

ROPS

ROPS/FOPS Standards
Standards

Sound

Sound Standards
Standards

Standard Equipment: