Caterpillar 785C Rock Truck Dimensions & Specs

Picture of a Caterpillar 785C Rock Truck

Transport a Caterpillar 785C Rock Truck

Transporting a Caterpillar 785C Rock Truck is a process that involves multiple steps, each requiring careful attention and expertise. First, the Caterpillar 785C Rock Truck is prepared for transport, which may involve disassembling larger components and securing fragile parts.During the loading phase, special equipment like forklifts or cranes may be used

Dimensions

AOverall Length

36.25 ft in 11024 mm

BOverall Width

20.6 ft in 6277 mm

COverall Height

19 ft in 5769 mm

DWheelbase

17 ft in 5182 mm

EGround Clearance

3.24 ft in 987 mm

FDump Height

36.83 ft in 11207 mm

GDump Ground Clearance

4.21 ft in 1284 mm

Dump

HDump Angle

49 degrees 49 degrees

Load Capacity - Struck

96 yd3 74 m3

Load Capacity - Heaped

119 yd3 91 m3

Rated Payload

300000 lb 136077.72 kg

Lower Time

15.9 sec 15.9 sec

Raise Time

15.2 sec 15.2 sec

Specifications

Engine

Number Of Cylinders

16 16

Engine Make

2236 2236

Engine Model

3512B-EUI 3512B-EUI

Gross Power

1451 hp 1082 kw

Net Power

1348 hp 1005.3 kw

Power Measured @

1750 rpm 1750 rpm

Aspiration

Turbocharged Turbocharged

Displacement

3158 cu in 51.8 L

Torque Rise

23 % 23 %

Bore

6.7 in 170.2 mm

Stroke

7.5 in 190.5 mm

Net Power - Cat

1348 hp 1005.3 kw

Net Power - Iso 9249

1348 hp 1005.3 kw

Net Power - Sae J1349

1348 hp 1005.3 kw

Net Power - 80/1269/Eec

1348 hp 1005.3 kw

Gross Power - Sae J1995

1450 hp 1081.3 kw

Engine Model

Cat 3512B-EUI Cat 3512B-EUI

Operational

Fuel Capacity

500 gal 1893 L

Cooling System Fluid Capacity

100 gal 379 L

Engine Oil Capacity

24 gal 90 L

Diff And Final Drive Fluid Capacity

115 gal 436 L

Steering System Fluid Capacity

31 gal 117 L

Brake/Hoist System Fluid Capacity

89 gal 337 L

Hydraulic System Fluid Capacity

169.4 gal 641 L

Operating Voltage

24 V 24 V

Alternator Supplied Amperage

75 amps 75 amps

Tire Size

33.00-R51 tires 33.00-R51 tires

Transmission

Transmission Type

Six-speed planetary Six-speed planetary

Number Of Gears - Forward

6 6

Number Of Gears - Reverse

1 1

Max Speed

34 mph 54.8 km/h

Reverse

6.8 mile/h 6.8 mile/h

Forward - 1

7.5 mph 12.1 km/h

Forward - 2

10.2 mph 16.5 km/h

Forward - 3

13.8 mph 22.3 km/h

Forward - 4

18.6 mph 30 km/h

Forward - 5

25.2 mph 40.6 km/h

Forward - 6

34 mph 54.8 km/h

Steering

Steering Standards

SAE J1511 OCT90 ISO 5010:1992 SAE J1511 OCT90 ISO 5010:1992

Weights

Empty Weight

225200 lb 102150 kg

Loaded Weight

550000 lb 249480 kg

Weight Distribution Front - Empty

47 % 47 %

Weight Distribution Rear - Empty

53 % 53 %

Weight Distribution Front - Loaded

33 % 33 %

Weight Distribution Rear - Loaded

67 % 67 %

Tires

Standard Tires

33.00-R51 (E4) 33.00-R51 (E3) 33.00-R51 (E4) 33.00-R51 (E3)

Brakes

Brake Surface - Front

9497 in2 6.2 m2

Brake Surface - Rear

13908 in2 9 m2

Standards

SAE J1473 OCT90 ISO 3450-1985 SAE J1473 OCT90 ISO 3450-1985

Body Hoists

Pump Flow - High Idle

198 gal/min 198 gal/min

Relief Valve Setting - Raise

2500 psi 2500 psi

Body Raise Time - High Idle

15.2 s 15.2 s

Body Lower Time - Float

16.2 s 16.2 s

Body Power Down - High Idle

15.9 s 15.9 s

Body Lower Time - High Idle

15.9 s 15.9 s

Final Drives

Planetary Ratio

10.83:1 10.83:1

Differential Ratio

2.10:1 2.10:1

Total Reduction Ratio

22.75:1 22.75:1

Operating Specifications

Top Speed - Loaded

34 mph 54.8 km/h

Raise Time

15.2 s 15.2 s

Lower Time

15.9 s 15.9 s

Steer Angle

36 degrees 36 degrees

Turning Diameter - Front

90.2 ft in 27.5 m

Nominal Payload Capacity

300000 lb 136077.6 kg

Machine Clearance Turning Diameter

100.4 ft in 30.7 m

Sae (2:1) Capacity

102 yd3 78 m3

Service Refill Capacities

Cooling System

100 gal 378.6 L

Differential - Final Drives

115 gal 435.4 L

Steering Tank

24 gal 90.9 L

Steering System - Including Tank

31 gal 117.4 L

Brake Hoist System - Includes Tank

169 gal 639.8 L

Crankcase

54 gal 204.5 L

Brake/Hoist Hydraulic Tank

89 gal 337 L

Torque Converter/Transmission System - Including Sump

65.6 gal 248 L

Fuel Tank - Standard

500 gal 1892.8 L

Weight Distributions - Approximate

Front Axle - Empty

47 % 47 %

Front Axle - Loaded

33 % 33 %

Rear Axle - Empty

53 % 53 %

Rear Axle - Loaded

67 % 67 %

Weights - Approximate

Chassis Weight

164134 lb 74450 kg

Gross Machine Operating Weight

550000 lb 249475.9 kg

Operating Weight - Empty - Flat Floor Body

225200 lb 102149.1 kg

Operating Weight - Empty - Dual-Slope Body

211035 lb 95723.9 kg

Capacity - Dual Slope - 100% Fill Factor

Struck

74 yd3 56.6 m3

Heaped (Sae 2:1)

102 yd3 78 m3

Capacity - Flat Floor - 100% Fill Factor

Struck

96 yd3 73.4 m3

Heaped (Sae 2:1)

119 yd3 91 m3

Rops

Rops Standards

SAE J1040 APR88 ISO 3471:1994 SAE J1040 APR88 ISO 3471:1994

Sound

Sound Standards

ANSI/SAE J1166 MAY90 SAE J88 APR95 ANSI/SAE J1166 MAY90 SAE J88 APR95

Suspension

Effective Cylinder Stroke - Front

12.1 in 307.4 mm

Effective Cylinder Stroke - Rear

6.5 in 165.1 mm

Approximate Weights - Dual Slope

Body

46865 lb 21257.7 kg

Chassis

164134 lb 74450 kg

Front Axle - Empty

47 % 47 %

Front Axle - Loaded

33 % 33 %

Rear Axle - Empty

53 % 53 %

Rear Axle - Loaded

67 % 67 %

Gross Weight - Empty

211035 lb 95723.9 kg

Approximate Weights - Flat Floor

Body

56630 lb 25687 kg

Chassis

164134 lb 74450 kg

Front Axle - Empty

47 % 47 %

Front Axle - Loaded

33 % 33 %

Rear Axle - Empty

53 % 53 %

Rear Axle - Loaded

67 % 67 %

Gross Weight - Empty

225200 lb 102149.1 kg

Standard Liner

4400 lb 1995.9 kg