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
  • POWER TRAIN
    • Engine idle shutdown
    • Air-to-air aftercooler (ATAAC)
    • Air cleaner with precleaner (2)
    • Automatic cold mode idle control
    • Electric priming pump
    • Two starters and four batteries
    • Fuel filter/water separator
    • Turbocharger (2)
    • Braking system
      • Oil cooled, multiple disc (rear)
      • Parking
      • Secondary
      • Caliper disc (front)
      • Manual retarder (utilizes rear oil cooled, multiple disc brakes)
      • Brake release motor (towing)
    • Body up shift inhibitor
    • Controlled throttle shifting
    • Directional shift management
    • Downshift inhibitor
    • Neutral start switch
    • Neutral coast inhibitor
    • Reverse shift inhibitor
    • Reverse neutralizer during dumping
    • Programmable top gear selection
  • SUSPENSION SYSTEMS
    • Hydro pneumatic suspension
      • Front and rear
  • ELECTRICAL
    • Alarm, backup
    • Alternator, 145 amp
    • Auxiliary jump start receptacle
    • Batteries, maintenance-free, 12V (4), 190 amp-hour
    • Electrical system, 10 amp, 24V to 12V converter
    • MineStar ready
    • Backup light, halogen
    • Directional signals/hazard warning
      • Front and rear, LED
    • Headlights, halogen, with dimmer
    • Operator access courtesy lights
    • Stop/tail lights, LED
  • OPERATOR ENVIRONMENT
    • HVAC
    • Ashtray and cigarette lighter
    • Coat hook
    • Diagnostic connection port
    • Entertainment radio ready
      • Speakers, antenna, wiring harness
    • Air cleaner service indicator
    • Transmission oil temperature gauge
    • Air system pressure gauge
    • Brake oil temperature gauge
    • Coolant temperature gauge
    • Hour meter
    • Tachometer
    • Engine overspeed indicator
    • Fuel level, gauge
    • Speedometer with odometer
    • Transmission gear indicator
    • Hoist lever
    • Horn
    • Load counter, automatic
    • Mirrors, left and right
    • ROPS cab, insulated/sound suppressed
    • Seat, Caterpillar comfort, full air suspension and retractable four point seat belt with shoulder harness
    • Seat, trainer with lap belt
    • Steering wheel, padded/tilt/telescopic
    • Storage compartment
    • Sun visor
    • Throttle lock
    • Right side access door
    • Left side power window
    • Windshield wiper, intermittent, and washer
    • Tinted, laminated glass
  • GUARDS
    • Engine crankcase
    • Driveline, operator safety vandalism protection lock
  • FLUIDS
    • Extended life coolant to –35° C (–30° F)
  • OTHER STANDARD EQUIPMENT
    • Airline dryer
    • Body mounting group
    • Body safety pin (secures body in up position)
    • Body down indicator
    • CD ROM parts book
    • Center mounted rims
    • Ground level battery disconnect
    • Ground level engine shutdown
    • Ground level grease fittings
    • Reservoirs
      • Transmission
      • Steering
      • Brake, converter and hoist
    • Rims 19.5 × 49
    • Rock ejectors
    • Supplemental steering, automatic
    • Tie down eyes
    • Tow hooks (front)/tow pin (rear)
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