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Off-Highway Trucks
777 (07)
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Engine Model
Cat® C32B
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Gross Power - SAE J1995
1025 HP
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Net Power - SAE J1349
916 HP
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Bore
5.7 in
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Stroke
6.4 in
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Displacement
1959 in³
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Peak Torque - Speed
1200 r/min
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Engine Speed
1800 r/min
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Cylinders
12
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Engine Power - ISO 14396
1008 HP
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Net Torque Rise
Tier 4: 39%. Tier 2: 37%
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Note (1)
Contact your local Cat dealer for body recommendation.
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Note (2)
*ISO 6483:1980
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Note (3)
Available as Tier 4 Final/Stage V equivalent, Tier 3/Stage IIIA equivalent, or Tier 2/Stage II equivalent emission standards.
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Note (4)
Meets China Nonroad Stage III emission standards equivalent to U.S. EPA Tier 3 or U.S. EPA Tier 2.
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Target Gross Machine Weight
363000 lb
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Target Payload (100%)
101.1 ton (US)
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Top Speed - Loaded
40.9 mile/h
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Maximum Working Payload (110%)
111.2 ton (US)
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Maximum Allowable Payload (120%)*
121.3 ton (US)
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Body Capacity - SAE 2:1
83.1 yd³
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Forward - 1
6.6 mile/h
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Forward - 2
9.1 mile/h
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Forward - 3
11.9 mile/h
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Forward - 4
16.6 mile/h
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Forward - 5
22.5 mile/h
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Forward - 6
30.2 mile/h
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Forward - 7
40.9 mile/h
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Reverse
7.5 mile/h
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Note
Maximum travel speeds with standard 27.00R49 (E4) tires.
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Differential Ratio
2.736:1
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Planetary Ratio
7.0:1
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Total Reduction Ratio
19.1576:1
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Brake Standards
ISO 3450-2011
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Brake Surface Area - Front
6331 in²
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Brake Surface Area - Rear
15828 in²
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Pump Flow - High Idle
120.9 gal/min
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Relief Valve Setting - Raise
2750 psi
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Relief Valve Setting - Lower
500 psi
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Body Raise Time - High Idle
15 s
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Body Lower Time - Float
13 s
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Body Lower Time - High Idle
13 s
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Struck
56.3 yd³
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Heaped (SAE 2:1)*
83.8 yd³
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Front Axle - Empty
42 %
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Front Axle - Loaded
33 %
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Rear Axle - Empty
58 %
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Rear Axle - Loaded
67 %
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Rear axle - Oscillation
5.4 °
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Empty Loaded Cylinder Stroke Front
2.9 in
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Empty Loaded Cylinder Stroke Rear
2.5 in
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Fuel Tank (1)
300 gal (US)
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Fuel Tank (2)
350 gal (US)
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Cooling System
61 gal (US)
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Crankcase
28.7 gal (US)
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Differentials
59.9 gal (US)
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Final Drive - Each
20 gal (US)
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Steering System - Including Tank
14.1 gal (US)
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Brake Hoist System
117 gal (US)
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Torque Converter - Transmission System
36.5 gal (US)
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Standard Tire
27.00R49 (E4)
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ROPS Standards
Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.
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FOPS Standards
Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.
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Sound Standards (1)
The operator Equivalent Sound Pressure Level (Leq) is 73 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.
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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 83 dB(A).
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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.
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Turning Diameter - Front
83 ft
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Steering Standards
ISO 5010:2007
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Steer Angle
30.5 °
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Turning Circle - Clearance Diameter
93 ft
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SAE 2:1 - For use with material densities of 1160 kg/m3 (1,950 lb/yd3)
116.8 yd³
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SAE 2:1 - For use with material densities of 1040-1160 kg/m3 (1,750-1,950 lb/yd3)
139 yd³
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SAE 2:1 - For use with material densities of 950-1040 kg/m3 (1,600-1,750 lb/yd3)
144 yd³
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SAE 2:1 - For use with material densities less than 950 kg/m3 (1,600 lb/yd3)
164.6 yd³
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