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785D Mining Truck
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Product Specs
Engine
| Gross Power - SAE J1995 | 1450 HP |
| Net Power - SAE J1349 | 1348 HP |
| Engine Model | Cat® 3512C HD |
| Bore | 6.7 in |
| Stroke | 8.4 in |
| Displacement | 3573.6 in³ |
Weights - Approximate
| Rated Gross Machine Weight | 550000 lb |
| Body Weight - MSD | 46738 lb |
| Chassis Weight | 183270 lb |
| Nominal Rated Payload | 155 ton (US) |
Transmission
| Forward - 1 | 7.5 mile/h |
| Forward - 2 | 10.2 mile/h |
| Forward - 3 | 13.8 mile/h |
| Forward - 4 | 18.6 mile/h |
| Forward - 5 | 25.2 mile/h |
| Forward - 6 | 34 mile/h |
| Reverse | 6.8 mile/h |
| Top Speed - Loaded | 34 mile/h |
Final Drives
| Differential Ratio | 2.10:1 |
| Planetary Ratio | 10.83:1 |
| Total Reduction Ratio | 22.75:1 |
Suspension
| Effective Cylinder Stroke - Front | 12.1 in |
| Effective Cylinder Stroke - Rear | 6.5 in |
Brakes
| Brake Surface - Front | 9497 in² |
| Brake Surface - Rear | 13908 in² |
| Standards | SAE J1473 OCT90 ISO 3450-1985 |
Body Hoists
| Pump Flow - High Idle | 198 gal/min |
| Relief Valve Setting - Raise | 2500 psi |
| Body Raise Time - High Idle | 15.2 s |
| Body Lower Time - High Idle | 15.9 s |
| Body Lower Time - Float | 16.2 s |
| Body Power Down - High Idle | 15.9 s |
Body - Dual Slope
| Body Weight | 49150 lb |
| Heaped (SAE 2:1) | 102 yd³ |
Body - X
| Body Weight | 55468 lb |
| Heaped (SAE 2:1) | 111 yd³ |
Steering
| Turning Diameter - Front | 97.7 ft |
| Steer Angle | 36 ° |
| Steering Standards | SAE J1511 OCT90 ISO 5010:1992 |
Weight Distributions - Approximate
| Front Axle - Empty* | 45-46% |
| Rear Axle - Empty* | 54-55% |
| Front Axle - Loaded - Target | 33 % |
| Rear Axle - Loaded - Target | 67 % |
| Rear Axle - Loaded | *Depends on body configuration. |
| Rear Axle - Empty | *Depends on body configuration. |
| Note | Weight distributions optimized with Cat body. |
Service Refill Capacities
| Fuel Tank - Standard | 500 gal (US) |
| Cooling System | 100 gal (US) |
| Crankcase | 54 gal (US) |
| Differential - Final Drives | 115 gal (US) |
| Steering Tank | 24 gal (US) |
| Steering System - Including Tank | 31 gal (US) |
| Brake/Hoist Hydraulic Tank | 89 gal (US) |
| Brake Hoist System - Includes Tank | 169 gal (US) |
| Torque Converter/Transmission System - Including Sump | 65.51 gal (US) |
ROPS
| ROPS Standards | SAE J1040 APR88 ISO 3471:1994 |
Sound
| Sound Standards | ANSI/SAE J1166 MAY90 SAE J88 APR95 |
Tires
| Standard Tires | 33.00-R51 (E3 & E4) |