777 (05)

Cat® 777 Off-Highway Truck provides best in class with increased performance, improved fuel efficiency, superior transmission controls, and enhanced cabin comfort – designed to offer durability plus a reduced total-cost of ownership.

The Cat® 777 Off-Highway Truck provides best in class productivity with upgraded engine, superior transmission controls, comfortable cabin, increased fuel economy and torque – designed to offer a durable and low-cost per-tonne option for your applications.

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ACHIEVE GREATER PRODUCTIVITY

BOOST FUEL EFFICIENCY

DESIGNED FOR SAFETY

EASY TO OPERATE

INTEGRATED CAT TECHNOLOGIES

PROVEN RELIABILITY AND SERVICEABILITY

ENHANCED DURABILITY

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Standard Equipment

NOTE
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
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)

Additional information

Offering Type

Engine Model

Cat® C32B
Engine Speed

1800 r/min ( 1800 r/min )
Engine - Gross Power - SAE J1995

765 kW ( 1026 HP )
Engine - Net Power - SAE J1349

711 kW ( 953 HP )
Engine - Net Torque

5130 N·m ( 3784 lb/ft )
Engine - Net Torque Rise

36%
Engine - Cylinders

12
Engine - Bore

145 mm ( 5.7 in )
Engine - Stroke

162 mm ( 6.4 in )
Engine - Displacement

32.1 l ( 1959 in³ )
Engine - Emissions (1)

Meets U.S. EPA Tier 2 Equivalent emission standards.
Engine - Emissions (2)

Certified for China Nonroad Stage III emission standards.
Engine - Note (1)

Net power available at the flywheel when the engine is equipped
with fan, air cleaner, muffler, and alternator with engine speed at
1,800 rpm. Power rating applies at 1,800 rpm when tested under the specified condition for the specified standard.
Engine - Note (2)

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).
Engine - Note (3)

No engine derating required up to 3048 m (10,000 ft) altitude.
Operating Specifications - Target Payload (100%)

98.2 t ( 108.3 ton (US) )
Operating Specifications - Top Speed - Loaded

67.1 km/h ( 41.7 mile/h )
Operating Specifications - Maximum Working Payload (110%)

108032 kg ( 238170 lb )
Operating Specifications - Not to Exceed Payload (120%)

117853 kg ( 259822 lb )
Operating Specifications - Note

Empty Operating weights may vary based on the machine configuration
Operating Specifications - Note (1)

Capacity with Dual slope body without liner
Operating Specifications - Note (2)

Refer to Caterpillar 10/10/20 Payload Policy for maximum gross vehicle weight limitations
Approximate Weights - Dual Slope - Body

16070 kg ( 35428 lb )
Approximate Weights - Dual Slope - Empty Vehicle

65149 kg ( 143629 lb )
Approximate Weights - Dual Slope - Gross Vehicle

163360 kg ( 360147 lb )
Approximate Weights - Dual Slope - Chassis

49079 kg ( 108201 lb )
Approximate Weights - Dual Slope - Body with Standard Liner

21665 kg ( 12269 lb )
Weight Distributions - Approximate - Front Axle - Empty/Loaded

46% / 30%
Weight Distributions - Approximate - Rear Axle - Empty/Loaded

54% / 70%
Body Hoists - Body Raise Time - High Idle

15 s ( 15 s )
Body Hoists - Body Lower Time - Float

13 s ( 13 s )
Body Hoists - Body Lower Time - High Idle

13 s ( 13 s )
Capacity - Dual Slope - 100% Fill Factor - Struck

41.9 m³ ( 54.8 yd³ )
Capacity - Dual Slope - 100% Fill Factor - Heaped 2:1 (SAE)

60.1 m³ ( 78.6 yd³ )
Capacity - Dual Slope - 100% Fill Factor - Note (1)

Contact your local Cat dealer for body recommendation
Capacity - Flat Floor - 100% Fill Factor - Struck

43.1 m³ ( 56.4 yd³ )
Capacity - Flat Floor - 100% Fill Factor - Heaped 2:1 (SAE)

64.1 m³ ( 83.8 yd³ )
Capacity - Flat Floor - 100% Fill Factor - Note (1)

Contact your local Cat dealer for body recommendation.
Transmission - Forward - 1

10.9 km/h ( 6.8 mile/h )
Transmission - Forward - 2

14.8 km/h ( 9.2 mile/h )
Transmission - Forward - 3

20.1 km/h ( 12.5 mile/h )
Transmission - Forward - 4

27.1 km/h ( 16.9 mile/h )
Transmission - Forward - 5

36.8 km/h ( 22.9 mile/h )
Transmission - Forward - 6

49.4 km/h ( 30.7 mile/h )
Transmission - Forward - 7

67.1 km/h ( 41.7 mile/h )
Transmission - Reverse - 1

12.1 km/h ( 7.5 mile/h )
Transmission - Note

Maximum travel speeds with standard 27.00R49 (E4) tires.
Service Refill Capacities - Fuel Tank

1140 l ( 300 gal (US) )
Service Refill Capacities - Cooling System

212 l ( 56 gal (US) )
Service Refill Capacities - Crankcase

115 l ( 30 gal (US) )
Service Refill Capacities - Differentials

222 l ( 59 gal (US) )
Service Refill Capacities - Final Drive - Each

42 l ( 11 gal (US) )
Service Refill Capacities - Steering System - Includes Tank

60 l ( 16 gal (US) )
Service Refill Capacities - Brake Hoist System

420 l ( 110 gal (US) )
Service Refill Capacities - Torque Converter - Transmission System

125 l ( 33 gal (US) )
Tires - Standard Tire

27.00R49 (E4)
Tires - Note (1)

Productive capabilities of the 777 truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production.
Tires - Note (2)

Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.
Suspension - Effective Cylinder Stroke - Front

318 mm ( 12.5 in )
Suspension - Effective Cylinder Stroke - Rear

165 mm ( 6.5 in )
Suspension - Rear axle - Oscillation

5.4°
Final Drives - Differential Ratio

2.74:1
Final Drives - Planetary Ratio

7.00:1
Final Drives - Total Reduction Ratio

19.16:1
Brakes - Brake Surface Area - Front Caliper

2787 cm² ( 432 in² )
Brakes - Brake Surface Area - Front OCDB

40225 cm² ( 6235 in² )
Brakes - Brake Surface Area - Rear

102116 cm² ( 15828 in² )
Brakes - Brake Standards

ISO 3450:2011
ROPS

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

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

ISO 6396:2008
Sound - Note (1)

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

ISO 5010:2007
Steering - Steer Angle

30.5°
Steering - Turning Diameter - Front

25.3 m ( 83 ft )
Steering - Turning Circle - Clearance Diameter

28.4 m ( 93.17 ft )
Dimensions (Approximate) - Dual Slope - Wheel Base

4570 mm ( 14.99 ft )
Dimensions (Approximate) - Dual Slope - Overall Length

10004 mm ( 32.82 ft )
Dimensions (Approximate) - Dual Slope - Dump Clearance

890 mm ( 2.91 ft )
Dimensions (Approximate) - Dual Slope - Overall Tire Width

5262 mm ( 17.26 ft )
Dimensions (Approximate) - Dual Slope - Rear Axle - Tail

3045 mm ( 10 ft )
Dimensions (Approximate) - Dual Slope - Loading Height - Empty

4380 mm ( 14.37 ft )
Dimensions (Approximate) - Dual Slope - Operating Width - Extended Catwalk

6545 mm ( 21.47 ft )
Dimensions (Approximate) - Dual Slope - Ground Clearance

896 mm ( 2.93 ft )
Dimensions (Approximate) - Dual Slope - Operating Width

6545 mm ( 21.47 ft )
Dimensions (Approximate) - Dual Slope - Front Canopy Height - Loaded

5177 mm ( 17 ft )
Dimensions (Approximate) - Dual Slope - Overall Body Length

9555 mm ( 31.35 ft )
Dimensions (Approximate) - Dual Slope - Overall Height - Body Raised

9953 mm ( 33 ft )
Dimensions (Approximate) - Dual Slope - Overall Canopy Width

6200 mm ( 19.87 ft )
Dimensions (Approximate) - Dual Slope - Inside Body Depth - Maximum

1895 mm ( 6.21 ft )
Dimensions (Approximate) - Dual Slope - Centerline of Rear Dual Tire Width

3576 mm ( 11.73 ft )
Dimensions (Approximate) - Dual Slope - Rear Axle - Clearance

902 mm ( 2.95 ft )
Dimensions (Approximate) - Dual Slope - Height - Top of ROPS - Loaded

4730 mm ( 15.51 ft )
Dimensions (Approximate) - Dual Slope - Outside Body Width

5524 mm ( 18.12 ft )
Dimensions (Approximate) - Dual Slope - Inside Body Length

6920 mm ( 21.54 ft )
Dimensions (Approximate) - Dual Slope - Centerline Front Tire Width

4163 mm ( 13.66 ft )
Dimensions (Approximate) - Dual Slope - Inside Body Width

5197 mm ( 17.05 ft )
Dimensions (Approximate) - Dual Slope - Engine Guard Clearance

864 mm ( 2.83 ft )
Dimensions (Approximate) - Dual Slope - Overall Front Tire Width

4961 mm ( 16.28 ft )

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