Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200
The Caterpillar 785D is a powerful Off-Highway Truck designed for heavy-duty tasks in construction and mining operations. With a robust body hoist system, impressive dump capacity, and a high-powered Cat 3512C HD engine, this rigid truck boasts exceptional performance capabilities. Its spacious dimensions and high payload capacity make it a reliable choice for various challenging terrains and demanding work environments. Additional features such as a sturdy drive system, efficient transmission, and exceptional weight distribution ensure optimal operation and productivity on the job site.
| Articulated/Rigid | R Starting 2019 Model Year |
| Drive Configuration | 2WD Starting 2019 Model Year |
| Engine Type | Cat 3512C HD Starting 2019 Model Year |
| Mfg. Model | 785D Starting 2019 Model Year |
| Operating Weight lbs (kg) | 550,000 (249,476) Starting 2019 Model Year |
| Planetary Powershift Transmission | Auto Starting 2019 Model Year |
| Rated Payload Tons (Metric Tons) | 136 (123.4) Starting 2019 Model Year |
| Articulating/Rigid | Rigid |
| Body Lower Time - Float | 16.2 seconds |
| Body Raise Time - High Idle | 15.2 seconds |
| Pump Flow - High Idle | 198.00 gpm (749.43 lpm) |
| Relief Valve Setting - Raise | 2500 psi |
| Dump Ground Clearance | 4.00 ft (1.22 m) |
| Dump Height | 38.80 ft (11.83 m) |
| Ground Clearance | 3.30 ft (1.01 m) |
| Overall Height | 16.90 ft (5.15 m) |
| Overall Length | 37.90 ft (11.55 m) |
| Overall Width | 21.80 ft (6.64 m) |
| Wheelbase | 17.00 ft (5.18 m) |
| Drive Config | 2WD |
| Load Capacity - heaped | 102.00 cu yd (77.98 cu m) |
| Lower Time | 15.9 seconds |
| Raise Time | 15.2 seconds |
| Rated Payload | 300,000.00 lbs (136,077.88 kg) |
| Bore | 6.70 in (17.02 cm) |
| Displacement | 3,573.60 cu in (58,560.94 cu cm) |
| Engine Model | Cat 3512C HD |
| Gross Power | 1,450.00 hp (1,081.28 kw) |
| Gross Power - SAE J1995 | 1,450.00 hp (1,081.28 kw) |
| Make | Cat |
| Net Power | 1,348.00 hp (1,005.22 kw) |
| Net Power - 80/1269/EEC | 1,348.00 hp (1,005.22 kw) |
| Net Power - Cat | 1,348.00 hp (1,005.22 kw) |
| Net Power - ISO 9249 | 1,348.00 hp (1,005.22 kw) |
| Net Power - SAE J1349 | 1,348.00 hp (1,005.22 kw) |
| Power Measured @ | 1750 rpm |
| Rated Engine Speed | 89.1 rpm |
| Stroke | 8.40 in (21.34 cm) |
| Planetary Ratio | 10.83:1 |
| Total Reduction Ratio | 22.75:1 |
| Brake/Hoist System Fluid Capacity | 169.40 gal (641.18 l) |
| Cooling System Fluid Capacity | 100.20 gal (379.26 l) |
| Diff and Final Drive Fluid Capacity | 115.20 gal (436.03 l) |
| Engine Oil Capacity | 53.90 gal (204.01 l) |
| Fuel Capacity | 500.10 gal (1,892.88 l) |
| Hydraulic System Fluid Capacity | 89.10 gal (337.24 l) |
| Nominal Payload Capacity | 115.00 lbs (52.16 kg) |
| Steering System Fluid Capacity | 31.00 gal (117.34 l) |
| Tire Size | 33.00-51 50PR (E3 & E4) |
| Top Speed - Loaded | 34.00 mph (54.72 kph) |
| Turning Circle - Clearance Diameter | 65.60 ft (19.99 m) |
| Brake Hoist System - Includes Tank | 169.00 gal (639.67 l) |
| Cooling System | 100.00 gal (378.50 l) |
| Fuel Tank - Optional | 20,831.00-30,623.00 kg (45,924.44-67,512.07 lbs) |
| Fuel Tank - Standard | 500.00 gal (1,892.50 l) |
| Steering System - Including Tank | 31.00 gal (117.34 l) |
| Steering Tank | 24.00 gal (90.84 l) |
| Torque Converter/Transmission System - Including Sump | 65.60 gal (248.30 l) |
| Sound Standards | ANSI/SAE J1166 MAY90 SAE J88 APR95 |
| Rear axle - Oscillation | 12.1 degrees |
| Forward - 1 | 7.50 mph (12.07 kph) |
| Forward - 2 | 10.20 mph (16.42 kph) |
| Forward - 3 | 13.80 mph (22.21 kph) |
| Forward - 4 | 18.60 mph (29.93 kph) |
| Forward - 5 | 25.20 mph (40.56 kph) |
| Forward - 6 | 34.00 mph (54.72 kph) |
| Max Speed | 34.00 mph (54.72 kph) |
| Number of Gears - Forward | 6 |
| Number of Gears - Reverse | 1 |
| Reverse | 6.80 mph (10.94 kph) |
| Chassis Weight | 89.00 lbs (40.37 kg) |
| Empty Weight | 259,257.00 lbs (117,597.14 kg) |
| Loaded Weight | 550,000.40 lbs (249,476.29 kg) |
| Operating Weight - Loaded | SAE J1511 OCT90 ISO 5010:1992 lbs |
| Rear Axle - Empty | 54-55% |
| Weight Distribution Front - empty | 46% |
| Weight Distribution Front - loaded | 33% |
| Weight Distribution Rear - empty | 55% |
| Weight Distribution Rear - loaded | 67% |