772 Off-Highway Truck

Engine

Engine Model

Cat® C18 ACERT™

Rated Engine Speed

1800.0 RPM

Gross Power - SAE J1995

598.0 hp

Net Power - SAE J1349

535.0 hp

Net Power - 80/1269/EEC

535.0 hp

Net Power - ISO 9249

535.0 hp

Number of Cylinders

6

Bore

5.7 in

Stroke

7.2 in

Displacement

1105.0 in3

Net Power - ISO 9249:1997

535.0 hp

Peak Torque

1988.0 lb ft

Weights - Approximate

Target Gross Machine Operating Weight

181000.0 lb

Chassis Weight

55171.0 lb

Body Weight

22984.0 lb

Operating Specifications

Nominal Payload Class (100%)

51.0 tons

Top Speed - Loaded

49.5 mph

Maximum Capacity

50.0 tons

Body Capacity - SAE 2:1

41.0 yd3

Maximum Working Payload (110%)

56.0 tons

Not to Exceed Payload (120%)*

61.0 tons

Target Payload Capacity

50.0 tons

Transmission

Forward 1

8.0 mph

Forward 2

11.0 mph

Forward 3

14.9 mph

Forward 4

20.0 mph

Forward 5

27.1 mph

Forward 6

36.5 mph

Forward 7

49.5 mph

Reverse

10.5 mph

Final Drives

Differential Ratio

2.74:1

Planetary Ratio

4.80:1

Total Reduction Ratio

13.15:1

Brakes

Brake Surface - Front

216.0 in2

Brake Surface - Rear

7794.0 in2

Brake Standards

ISO 3450: 1996

Body Hoists

Pump Flow - High Idle

136.0 gal/min

Relief Valve Setting - Raise

2500.0 psi

Relief Valve Setting - Lower

500.0 psi

Body Raise Time - High Idle

9.5 Seconds

Body Lower Time - Float

12.5 Seconds

Body Power Down - High Idle

12.5 Seconds

Capacity - Dual Slope - 100% Fill Factor

Struck

31.7 yd3

Heaped 2:1 (SAE)

40.8 yd3

Capacity - Flat Floor - 100% Fill Factor

Struck

30.5 yd3

Heaped 2:1 (SAE)

41.0 yd3

Weight Distributions - Approximate

Front Axle - Empty

48.0 %

Front Axle - Loaded

34.0 %

Rear Axle - Empty

52.0 %

Rear Axle - Loaded

66.0 %

Suspension

Effective Cylinder Stroke - Front

9.2 in

Effective Cylinder Stroke - Rear

5.9 in

Rear Axle Oscillation

5.4 Degrees

Service Refill Capacities

Fuel Tank

140.0 gal

Cooling System

30.0 gal

Differentials and Final Drives

22.0 gal

Steering Tank

9.0 gal

Steering System (Includes Tank)

15.0 gal

Brake / Hoist / Fan Hydraulic Tank

35.0 gal

Brake/Hoist/Fan System (Tank)

73.0 gal

Crankcase

16.0 gal

Transmission / Torque Converter System (Includes Sump)

19.0 gal

Transmission/Torque Converter Sump

14.0 gal

Tires

Standard Tire

21.00R33 (E4)

ROPS

ROPS/FOPS Standards

.

Sound

Sound Standards

.

Steering

Steering Standards

ISO 5010:1992

Steer Angle

36.0 Degrees

Dimensions

Height - Top of ROPS

13.43 ft

Overall Body Length

26.81 ft

Inside Body Length

18.21 ft

Overall Length

28.67 ft

Wheelbase

12.99 ft

Rear Axle to Tail

8.5 ft

Ground Clearance

2.36 ft

Dump Clearance

1.62 ft

Loading Height - Empty

11.48 ft

Inside Body Depth - Max

5.6 ft

Overall Height - Body Raised

27.42 ft

Operating Width

15.59 ft

Centerline Front Tire Width

10.38 ft

Engine Guard Clearance

2.34 ft

Outside Body Width

12.97 ft

Inside Body Width

12.13 ft

Front Canopy Height

13.83 ft

Rear Axle Clearance

1.84 ft

Centerline Rear Dual Tire Width

8.7 ft

Overall Tire Width

12.88 ft