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Mining Trucks
785D
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Gross Power - SAE J1995
1450 HP
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Net Power - SAE J1349
1348 HP
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Engine Model
Cat® 3512C HD
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Bore
6.7 in
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Stroke
8.4 in
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Displacement
3573.6 in³
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Rated Gross Machine Weight
550000 lb
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Body Weight - MSD
46738 lb
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Chassis Weight
183270 lb
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Nominal Rated Payload
155 ton (US)
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Forward - 1
7.5 mile/h
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Forward - 2
10.2 mile/h
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Forward - 3
13.8 mile/h
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Forward - 4
18.6 mile/h
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Forward - 5
25.2 mile/h
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Forward - 6
34 mile/h
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Reverse
6.8 mile/h
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Top Speed - Loaded
34 mile/h
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Differential Ratio
2.10:1
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Planetary Ratio
10.83:1
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Total Reduction Ratio
22.75:1
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Effective Cylinder Stroke - Front
12.1 in
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Effective Cylinder Stroke - Rear
6.5 in
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Brake Surface - Front
9497 in²
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Brake Surface - Rear
13908 in²
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Standards
SAE J1473 OCT90 ISO 3450-1985
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Pump Flow - High Idle
198 gal/min
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Relief Valve Setting - Raise
2500 psi
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Body Raise Time - High Idle
15.2 s
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Body Lower Time - High Idle
15.9 s
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Body Lower Time - Float
16.2 s
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Body Power Down - High Idle
15.9 s
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Body Weight
55468 lb
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Heaped (SAE 2:1)
111 yd³
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Turning Diameter - Front
97.7 ft
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Steer Angle
36 °
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Steering Standards
SAE J1511 OCT90 ISO 5010:1992
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Front Axle - Empty*
45-46%
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Rear Axle - Empty*
54-55%
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Front Axle - Loaded - Target
33 %
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Rear Axle - Loaded - Target
67 %
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Rear Axle - Loaded
*Depends on body configuration.
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Rear Axle - Empty
*Depends on body configuration.
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Note
Weight distributions optimized with Cat body.
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Fuel Tank - Standard
500 gal (US)
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Cooling System
100 gal (US)
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Crankcase
54 gal (US)
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Differential - Final Drives
115 gal (US)
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Steering Tank
24 gal (US)
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Steering System - Including Tank
31 gal (US)
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Brake/Hoist Hydraulic Tank
89 gal (US)
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Brake Hoist System - Includes Tank
169 gal (US)
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Torque Converter/Transmission System - Including Sump
65.51 gal (US)
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ROPS Standards
SAE J1040 APR88 ISO 3471:1994
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Sound Standards
ANSI/SAE J1166 MAY90 SAE J88 APR95
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Standard Tires
33.00-R51 (E3 & E4)
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