777 (07) Off-Highway Truck

The Cat® 777 is engineered to be the most efficient 100-ton mechanical truck in the industry. With your input, we have designed and manufactured a truck that is reliable, durable, and economical, offering comfort, confidence, and control to its operators. With an improved access system designed to minimize slips and falls, this truck provides firm footing and stability in less than perfect conditions.

ACHIEVE GREATER PRODUCTIVITY

BOOST FUEL EFFICIENCY

DESIGNED FOR SAFETY

WORK IN COMFORT

TECHNOLOGY THAT GETS WORK DONE

REDUCED MAINTENANCE COSTS AND OTHER COSTS

APPLICATION VERSATILITY

DURABILITY

Standard Equipment

NOTE
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
POWER TRAIN
  • Autostall
  • Engine idle shutdown
  • Air-To-Air Aftercooler (ATAAC)
  • Air cleaner with precleaner (2)
  • Automatic cold mode idle control
  • Electric priming pump
  • Electric cold weather start (two starters and four batteries)
  • Ether starting aid
  • Exhaust, muffler
  • Fuel filter/water separator
  • Turbocharger (2)
  • Braking system:
    – Extended Life Brakes
    – Brake wear indicator
    – Automatic Retarder Control (ARC) (utilizes oil-cooled, multiple disc brakes)
    – Brake release motor (towing)
    – Manual retarder (utilizes oil-cooled, multiple disc brakes)
    – Oil-cooled, multiple disc (front/rear)
    – Parking
    – Secondary
    – Service
  • Transmission
    – Auto neutral idle
    – APECS Software
    – ECPC
  • Part Throttle Shifting
    – 7-speed automatic powershift with Torque Shift Management Electronic Clutch Pressure Control
    – Body up-shift inhibitor
    – Directional shift management
    – Downshift inhibitor
    – Neutral start switch
    – Neutral coast inhibitor
    – Reverse shift inhibitor
    – Reverse neutralizer during dumping
    – Programmable top gear selection
SUSPENSION SYSTEMS
  • Suspension, rear
ELECTRICAL
  • Alarm, backup
  • Alternator, 115 ampere
  • Auxiliary jump start receptacle
  • Batteries, maintenance-free, 12V (4), 200 amp-hour
  • Electrical system, 25 AMP, 24V to 12V converter
  • Lighting system (LED)
    – Backup light
    – Directional signals/hazard warning, (front and rear)
    – Headlights with dimmer
    – Payload, indicator lights
    – Operator access courtesy lights
    – Side profile lights
    – Stop/tail lights
    – Service lights
OPERATOR ENVIRONMENT
  • Air conditioning
  • Ashtray and cigarette lighter
  • Coat hook
  • Cup holders (4)
  • Diagnostic connection port, 24V
  • Entertainment Radio Ready
    – 5 amp converter
    – Speakers
    – Antenna
    – Wiring harness
  • Gauges/indicators
    – Brake oil temperature gauge
    – Coolant temperature gauge
    – Hour meter
    – Tachometer
    – Engine overspeed indicator
    – Fuel level
    – Speedometer with odometer
    – Transmission gear indicator
  • Heater/defroster (11 070 kCal/43,930 BTU)
  • Auto temp control
  • Hoist lever
  • Horn, electric
  • Light – dome
  • Light – courtesy
  • Load counter, automatic
  • Touchscreen Advisor display
  • VIMS
  • Foot rest
  • Mirrors – heated
  • Power port, 24V and 12V (2)
  • ROPS cab, insulated/sound suppressed
  • Cat Comfort Series III
    – Full air suspension
    – Retractable 3-point seat belt with shoulder harness
  • Steering wheel, padded, tilt and telescopic
  • Storage compartment
  • Sun visor
  • Throttle lock
  • Window, right side, hinged access/egress
  • Electric left side window control
  • Windshield wiper (intermittent) and washer
  • Tinted, laminated glass
TECHNOLOGY PRODUCTS
  • Product Link Ready (Level 1)
  • Adaptive economy mode
GUARDS
  • Engine crankcase
  • Driveline
  • Fan and A/C
FLUIDS
  • Extended Life Coolant to –35° C (–30° F)
OTHER STANDARD EQUIPMENT
  • Clustered grease fittings
  • Body mounting group
  • Body safety pin (secures body in up position)
  • Body down indicator
  • CD-ROM parts book
  • Center-mounted rims
  • Fuel tank (1136 L/300 gal)
  • Ground level battery disconnect
  • Ground level engine shutdown
  • Ground level grease fittings
  • Reservoirs (separate)
    – Brake/hoist
    – Steering
    – Transmission/torque converter
  • Rims 19.5 × 49
  • Rock ejectors
  • Supplemental steering (automatic)
  • Tie down eyes
  • Tow hooks (front)/Tow pin (rear)
  • Vandalism protection locks
  • Wiggins fast fuel
  • Attachment Zone

Additional information

Offering Type

Engine Model

Cat® C32B

Engine - Gross Power - SAE J1995

765 kW ( 1025 HP )

Engine - Net Power - SAE J1349

683 kW ( 916 HP )

Engine - Bore

145 mm ( 5.7 in )

Engine - Stroke

162 mm ( 6.4 in )

Engine - Displacement

32.1 l ( 1959 in³ )

Engine - Peak Torque - Speed

1200 r/min ( 1200 r/min )

Engine Speed

1800 r/min ( 1800 r/min )

Engine - Cylinders

12

Engine Power - ISO 14396

752 kW ( 1008 HP )

Engine - Net Torque Rise

Tier 4: 39%. Tier 2: 37%

Engine - Note (2)
Weights - Approximate - Target Gross Machine Weight

164654 kg ( 363000 lb )

Operating Specifications - Target Payload (100%)

91.7 t ( 101.1 ton (US) )

Operating Specifications - Top Speed - Loaded

65.9 km/h ( 40.9 mile/h )

Operating Specifications - Maximum Working Payload (110%)

100.9 t ( 111.2 ton (US) )

Operating Specifications - Maximum Allowable Payload (120%)*

110.1 t ( 121.3 ton (US) )

Operating Specifications - Body Capacity - SAE 2:1

63.5 m³ ( 83.1 yd³ )

Operating Specifications - Note (1)

Capacity with flat floor X Body with liner.

Operating Specifications - Note (2)

* Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross vehicle weight limitations.

Transmission - Forward - 1

10.7 km/h ( 6.6 mile/h )

Transmission - Forward - 2

14.6 km/h ( 9.1 mile/h )

Transmission - Forward - 3

19.2 km/h ( 11.9 mile/h )

Transmission - Forward - 4

26.7 km/h ( 16.6 mile/h )

Transmission - Forward - 5

36.2 km/h ( 22.5 mile/h )

Transmission - Forward - 6

48.6 km/h ( 30.2 mile/h )

Transmission - Forward - 7

65.9 km/h ( 40.9 mile/h )

Transmission - Reverse

12.1 km/h ( 7.5 mile/h )

Final Drives - Differential Ratio

2.736:1

Final Drives - Planetary Ratio

7.0:1

Final Drives - Total Reduction Ratio

19.1576:1

Brakes - Brake Standards

ISO 3450-2011

Brakes - Brake Surface Area - Rear

102116 cm² ( 15828 in² )

Body Hoists - Pump Flow - High Idle

458 l/min ( 120.9 gal/min )

Body Hoists - Relief Valve Setting - Raise

18950 kPa ( 2750 psi )

Body Hoists - Relief Valve Setting - Lower

3450 kPa ( 500 psi )

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 (SAE 2:1)*

60.1 m³ ( 78.6 yd³ )

Capacity - Dual Slope - 100% Fill Factor - Note (1)

Contact your local Cat dealer for body recommendation.

Capacity - Dual Slope - 100% Fill Factor - Note (2)

*ISO 6483:1980

Weight Distributions - Approximate - Front Axle - Empty

42 % ( 42 % )

Weight Distributions - Approximate - Front Axle - Loaded

33 % ( 33 % )

Weight Distributions - Approximate - Rear Axle - Empty

58 % ( 58 % )

Weight Distributions - Approximate - Rear Axle - Loaded

67 % ( 67 % )

Suspension - Rear axle - Oscillation

5.4 ° ( 5.4 ° )

Suspension - Empty Loaded Cylinder Stroke Front

74.7 mm ( 2.9 in )

Suspension - Empty Loaded Cylinder Stroke Rear

66 mm ( 2.5 in )

Service Refill Capacities - Fuel Tank (1)

1136 l ( 300 gal (US) )

Service Refill Capacities - Fuel Tank (2)

1325 l ( 350 gal (US) )

Service Refill Capacities - Cooling System

231 l ( 61 gal (US) )

Service Refill Capacities - Crankcase

109 l ( 28.7 gal (US) )

Service Refill Capacities - Differentials

227 l ( 59.9 gal (US) )

Service Refill Capacities - Final Drive - Each

76 l ( 20 gal (US) )

Service Refill Capacities - Steering System - Including Tank

53.6 l ( 14.1 gal (US) )

Service Refill Capacities - Brake Hoist System

444 l ( 117 gal (US) )

Service Refill Capacities - Torque Converter - Transmission System

138.5 l ( 36.5 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.

ROPS Standards

Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.

ROPS - FOPS Standards

Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.

Sound Standards (1)
Sound Standards (2)

The exterior sound pressure level for the standard machine measured at a distance of 15 m (49 ft) according to the test procedures specified in SAE J88:2008, mid‑gear moving operation is 83 dB(A).

Sound Standards (3)

Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.

Steering - Turning Diameter - Front

25.3 m ( 83 ft )

Steering Standards

ISO 5010:2007

Steering - Steer Angle

30.5 ° ( 30.5 ° )

Steering - Turning Circle - Clearance Diameter

28.4 m ( 93 ft )

Engine - Note (1)

Power rating applies at 1,800 rpm when tested under the specified condition for the specified standard.

Engine - Note (3)

Available as Tier 4 Final/Stage V equivalent, Tier 3/Stage IIIA equivalent, or Tier 2/Stage II equivalent emission standards.

Engine - Note (4)

Meets China Nonroad Stage III emission standards equivalent to U.S. EPA Tier 3 or U.S. EPA Tier 2.

Transmission - Note

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

Capacity - X Body - 100% Fill Factor - Note (1)

Contact your local Cat dealer for body recommendation.

Capacity - X Body - 100% Fill Factor - Note (2)

*ISO 6483:1980

Capacity - Coal Bodies - 100% Fill Factor - SAE 2:1 - For use with material densities of 1160 kg/m3 (1,950 lb/yd3)

89.3 m³ ( 116.8 yd³ )

Capacity - Coal Bodies - 100% Fill Factor - SAE 2:1 - For use with material densities less than 950 kg/m3 (1,600 lb/yd3)

125.9 m³ ( 164.6 yd³ )

Brakes - Brake Surface Area - Front

40846 cm² ( 6331 in² )

Capacity - Coal Bodies - 100% Fill Factor - SAE 2:1 - For use with material densities of 950-1040 kg/m3 (1,600-1,750 lb/yd3)

110 m³ ( 144 yd³ )

Capacity - X Body - 100% Fill Factor - Struck

43.1 m³ ( 56.3 yd³ )

Capacity - X Body - 100% Fill Factor - Heaped (SAE 2:1)*

64.1 m³ ( 83.8 yd³ )

Capacity - Coal Bodies - 100% Fill Factor - SAE 2:1 - For use with material densities of 1040-1160 kg/m3 (1,750-1,950 lb/yd3)

106 m³ ( 139 yd³ )

Select Up To 3 Models To Compare