777E Off-Highway Truck

Engine

Engine Model

Cat C32 ACERT

Bore

5.7 in

Stroke

6.4 in

Displacement

1959 in3

Gross Power – SAE J1995

1016 hp

Net Power – SAE J1349

949 hp

Note

Power rating applies at 1,750 rpm when tested under the specified condition for the specified standard.

Note

Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30° C (86° F).

Cylinders

12

Engine Power – ISO 14396

1004 hp

Engine Speed

1750 rpm

Net Torque @ 1,300 rpm

3509 lbf-ft

Net Torque Rise

23%

Note

No engine derating required up to 3048 m (10,000 ft) altitude.

Emissions

Meets U.S. EPA Tier 2 Equivalent emission standards.

Emissions

Certified for China Nonroad Stage III emission standards.

Operating Specifications

Nominal Payload Class (100%)

108 tons

Top Speed - Loaded

40.9 mph

Transmission

Forward 1

6.6 mph

Forward 3

12.2 mph

Forward 5

22.5 mph

Forward 7

40.9 mph

Note

Maximum travel speeds with standard 27.00R49 (E4) tires.

Reverse 1

7.5 mph

Final Drives

Differential Ratio

2.74:1

Planetary Ratio

7.00:1

Total Reduction Ratio

19.16:1

Brakes

Brake Standard

ISO 3450:2011

Brake Surface Area Front Caliper

432 in2

Brake Surface Area Front OCDB

6331 in2

Brake Surface Area – Rear

15828 in2

Body Hoists

Pump Flow – High Idle

130 gal/min

Body Raise Time – High Idle

15 seconds

Capacity – Dual Slope – 100% Fill Factor

Struck

55 yd3

Heaped 2:1 (SAE)

78.6 yd3

Weight Distributions – Approximate

Front Axle – Empty/Loaded

44%/30%

Rear Axle – Empty/Loaded

56%/70%

Suspension

Rear Axle Oscillation

5.4°

Effective Cylinder Stroke – Front

12.5 in

Effective Cylinder Stroke – Rear

6.5 in

Service Refill Capacities

Fuel Tank

300 gal

Cooling System

56 gal

Steering System (includes tank)

15.6 gal

Crankcase

29.9 gal

Differentials

58.6 gal

Final Drives (each)

11 gal

Torque Converter/Brake/Hoist Hydraulic Tank

101.7 gal

Transmission System

32.2 gal

Tires

Standard Tire

27.00R49 (E4)

Note

Productive capabilities of the 777E truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production.

Note

Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.

ROPS

ROPS

ROPS (Rollover Protective Structure) cab offered by Caterpillar meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.

FOPS

FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 for Operator and ISO 13459:2012 Level II FOPS criteria for Trainer.

Sound

Sound Standards

ISO 6393:2008, SAE J1166:2008

Note

The operator sound exposure Leq (equivalent sound pressure level) measured according to work cycle procedures specified in SAE J1166:2008 is 80 dB(A) for cab offered by Caterpillar, when properly installed and maintained and tested with doors and windows

Note

The dynamic operator sound pressure level is 80 dB(A) as per ISO 6396:2008 for cab offered by Caterpillar. When properly installed and maintained and tested with doors and windows closed.

Steering

Turning Diameter – Front

83 ft

Steering Standard

ISO 5010:2007

Steer Angle

30.5°

Turning Circle Clearance Diameter

93.17 ft

Note

Separate hydraulic system prevents cross-contamination.

Capacity – X Body – 100% Fill Factor

Struck

56.3 yd3

Heaped 2:1 (SAE)

83.8 yd3

Weights: Dual Slope – Without Liner

Target Gross Machine Weight

360147 lb

Body System Weight

35428 lb

Empty Operating Weight

143648 lb

Target Payload

216499 lb

Weights: Dual Slope – With Liner

Target Gross Machine Weight

360147 lb

Body System Weight

35428 lb

Empty Operating Weight

155983 lb

Target Payload

204164 lb

Weights: X Body – Without Liner

Target Gross Machine Weight

360147 lb

Body System Weight

35053 lb

Empty Operating Weight

143274 lb

Target Payload

216873 lb

Weights: X Body – With Liner

Target Gross Machine Weight

360147 lb

Body System Weight

35053 lb

Empty Operating Weight

153604 lb

Target Payload

206543 lb

Dimensions (Approximate) – Dual Slope

Height to Top of ROPS – Loaded

15.51 ft

Overall Body Length

31.35 ft

Inside Body Length

21.54 ft

Overall Length

32.82 ft

Wheel Base

15.00 ft

Rear Axle to Tail

10.00 ft

Ground Clearance

2.93 ft

Dump Clearance

2.91 ft

Loading Height – Empty

14.37 ft

Inside Body Depth – Maximum

6.21 ft

Overall Height – Body Raised

33.00 ft

Operating Width

20.00 ft

Operating Width Extended Catwalk

21.47 ft

Center Line Front Tire Width

13.66 ft

Overall Front Tire Width

16.28 ft

Engine Guard Clearance

2.83 ft

Overall Canopy Width

19.87 ft

Outside Body Width

18.12 ft

Inside Body Width

17.06 ft

Front Canopy Height – Loaded

17.00 ft

Rear Axle Clearance

2.95 ft

Center Line Rear Dual Tire Width

11.73 ft

Overall Tire Width

17.26 ft

Dimensions (Approximate) – X Body

Height to Top of ROPS – Loaded

15.51 ft

Overall Body Length

33.00 ft

Inside Body Length

23.81 ft

Overall Length

33.56 ft

Wheel Base

15.00 ft

Rear Axle to Tail

10.70 ft

Ground Clearance

2.93 ft

Dump Clearance

2.68 ft

Loading Height – Empty

14.53 ft

Inside Body Depth – Maximum

5.83 ft

Overall Height – Body Raised

34.12 ft

Operating Width

20.00 ft

Operating Width Extended Catwalk

21.47 ft

Center Line Front Tire Width

13.66 ft

Overall Front Tire Width

16.28 ft

Engine Guard Clearance

2.83 ft

Overall Canopy Width

20.34 ft

Outside Body Width

18.66 ft

Inside Body Width

17.88 ft

Front Canopy Height – Loaded

17.62 ft

Rear Axle Clearance

2.95 ft

Center Line Rear Dual Tire Width

11.73 ft

Overall Tire Width

17.26 ft