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Overview

Engineered for performance, designed for comfort, built to last.

Engine

Units:
Engine Model Cat® 3508B EUI Cat® 3508B EUI Less
Gross Power – SAE J1995 1000.0 hp 746.0 kW Less
Net Power – SAE J1349 938.0 hp 699.0 kW Less
Net Power - Cat 938.0 hp 699.0 kW Less
Flywheel Power 938.0 hp 699.0 kW Less
Net Power – 80/1269/EEC 938.0 hp 699.0 kW Less
Net Power – ISO 9249 938.0 hp 699.0 kW Less
Torque Rise 23.0 % 23.0 % Less
Bore 6.7 in 170.0 mm Less
Stroke 7.5 in 190.0 mm Less
Displacement 2105.0 in3 34.5 L Less
Peak Torque 3476.0 lb ft 4713.0 N·m Less

Weights – Approximate

Target Gross Machine Operating Weight 360143.0 lb 163360.0 kg Less
Operating Weight - Empty 142573.0 lb 64670.0 kg Less

Operating Specifications

Top Speed – Loaded 37.5 mph 60.4 km/h Less
Body Capacity - Struck 55.06 yd3 42.1 m3 Less
Body Capacity – SAE 2:1 78.6 yd3 60.1 m3 Less
Nominal Payload Capacity 100.0 tons 90.4 tonnes Less

Transmission

Forward 1 6.5 mph 10.5 km/h Less
Forward 2 8.9 mph 14.3 km/h Less
Forward 3 12.0 mph 19.3 km/h Less
Forward 4 16.2 mph 26.0 km/h Less
Forward 5 21.9 mph 34.9 km/h Less
Forward 6 29.4 mph 46.6 km/h Less
Forward 7 39.9 mph 60.4 km/h Less
Reverse 7.4 mph 11.9 km/h Less

Final Drives

Differential Ratio 2.74:1 2.74:1 Less
Planetary Ratio 7.00:1 7.00:1 Less
Total Reduction Ratio 19.16:1 19.16:1 Less

Brakes

Brake Surface – Front 432.0 in2 2787.0 cm2 Less
Brake Surface – Rear 15828.0 in2 102116.0 cm2 Less

Body Hoists

Pump Flow – High Idle 131.5 gal/min 498.0 L/min Less
Relief Valve Setting – Raise 2750.0 psi 18962.0 kPa Less
Relief Valve Setting – Lower 3450.0 psi 18950.0 kPa Less
Body Raise Time – High Idle 15.0 Seconds 15.0 Seconds Less
Body Lower Time – Float 13.0 Seconds 13.0 Seconds Less
Body Power Down – High Idle 13.0 Seconds 13.0 Seconds Less

Capacity – Dual Slope – 100% Fill Factor

Struck 55.0 yd3 42.1 m3 Less
Heaped 2:1 (SAE) 78.6 yd3 60.1 m3 Less

Weight Distributions – Approximate

Front Axle – Empty 47.0 % 47.0 % Less
Front Axle – Loaded 33.0 % 33.0 % Less
Rear Axle – Empty 53.0 % 53.0 % Less
Rear Axle – Loaded 67.0 % 67.0 % Less

Suspension

Effective Cylinder Stroke - Front 12.5 in 318.0 mm Less
Effective Cylinder Stroke - Rear 6.5 in 165.0 mm Less
Rear Axle Oscillation 5.4 Degrees 5.4 Degrees Less

Approximate Weights – Dual Slope

Chassis 107144.0 lb 46600.0 kg Less
Body 35428.0 lb 16070.0 kg Less
Empty vehicle 142573.0 lb 64670.0 kg Less

Service Refill Capacities

Fuel Tank 300.0 gal 1137.0 L Less
Cooling System 71.0 gal 268.0 L Less
Differentials and Final Drives 81.0 gal 306.0 L Less
Steering Tank 11.0 gal 40.0 L Less
Torque Converter / Brake / Hoist Hydraulic Tank 66.0 gal 250.0 L Less
Crankcase 24.0 gal 91.0 L Less
Torque Converter / Transmission Tank 25.0 gal 95.0 L Less

Tires

Standard Tire 27.00-R49 (E4) Tire 27.00-R49 (E4) Tire Less

ROPS

ROPS/FOPS Standards SAE J1040 MAY94, ISO 3471:1997 SAE J1040 MAY94, ISO 3471:1997 Less

Sound

Sound Standards ANSI/SAE J1166 MAY90, SAE J88 JUN96 ANSI/SAE J1166 MAY90, SAE J88 JUN96 Less

Steering

Steering Standards SAE J1511 OCT90, ISO 5010:1992 (E) SAE J1511 OCT90, ISO 5010:1992 (E) Less

Dimensions

Height - Top of ROPS 15.0 ft 4567.0 mm Less
Overall Body Length 31.42 ft 9581.0 mm Less
Inside Body Length 23.73 ft 7234.0 mm Less
Overall Length 32.09 ft 9780.0 mm Less
Wheelbase 14.99 ft 4570.0 mm Less
Rear Axle to Tail 9.75 ft 2968.0 mm Less
Ground Clearance 2.46 ft 750.0 mm Less
Dump Clearance 3.66 ft 1128.0 mm Less
Loading Height - Empty 14.37 ft 4380.0 mm Less
Inside Body Depth - Max 6.42 ft 1959.0 mm Less
Overall Height - Body Raised 33.0 ft 10059.0 mm Less
Operating Width 20.03 ft 6105.0 mm Less
Centerline Front Tire Width 13.69 ft 4173.0 mm Less
Engine Guard Clearance 2.33 ft 700.0 mm Less
Overall Canopy Width 20.0 ft 6099.0 mm Less
Inside Body Width 17.08 ft 5200.0 mm Less
Front Canopy Height 16.89 ft 5147.0 mm Less
Rear Axle Clearance 2.5 ft 750.0 mm Less
Centerline Rear Dual Tire Width 11.75 ft 3576.0 mm Less
Overall Tire Width 17.26 ft 5262.0 mm Less

Power Train - Engine

The Cat 3508B engine is built for power, reliability and efficiency for superior performance in the toughest applications.


Power Train - Transmission

Cat power train delivers more power to the ground for greater productivity and lower operating costs.


Engine/Power Train Integration

Electronically combines critical power train components to work more intelligently to optimize overall truck performance.


Brake System

Reliable braking with superior control gives the operator the confidence to focus on productivity.


Structures

Rugged Cat structures are the backbone of the 777D off-highway truck's durability.


Operator's Station

Ergonomically designed for operator comfort, superior control and high productivity.


Truck Body Systems

Cat designed and built for rugged performance and reliability in the toughest hauling applications.


Matched Systems

An efficient loading/hauling system starts with a perfect match.


Serviceability

Less time spent on maintenance means more more time on the haul roads.


Customer Support

Caterpillar dealers have what it takes to keep haul trucks productive.


777D Standard Equipment

Air Line Dryer

Alternator (100-amp)

Alarm, Back-up

Batteries, 190-amp hour, 12-volt (4)

Battery Disconnect Switch, ground level

Body Mounting Group

Body Safety Pins

Body Up Reverse Inhibitor

Braking System
  • Brake Disconnect Switch, front
  • Brake Heat Exchanger
  • Brake Release Motor for Towing
  • Oil-Cooled Multiple Disc Brakes (rear)
  • Parking Brake
  • Retarder
  • Secondary Brake

Cab, ROPS
  • Coat Hook
  • Diagnostic Connector Port, 24-volt
  • Electronic Monitoring System III
  • Hoist Lever, finger tip-actuated
  • Horn, air
  • Insulated and Sound-Suppressed
  • Power Port, 24-volt
  • Product Link Ready
  • Radio Ready, 5-amp converter, speakers, antenna, wiring
  • Seat, Caterpillar Comfort, full air suspension
  • Seat Belts, 75 mm (3 in) wide retractable
  • Seat, Passenger
  • Steering Wheel, tilt, padded, telescopic
  • Storage Compartment
  • Sun Visor
  • Tinted Glass
  • Window, electric (operator)

Coolant, Extended Life, -35°C (-30°F)

Crankcase Guard

Driveline Guard

Electrical System, 24-volt

Engine
  • Cat 3508B Electronic Unit Injection
  • 8-Cylinder Diesel
  • Turbocharged
  • Aftercooled
  • Air Cleaner with Precleaner (2)
  • Automatic Cold Mode Idle Control
  • Electric Start
  • Engine Shutdown Switch, ground level
  • Starting Aid, Ether

Filters, Spin-on

Gauges
  • Actual Gear Indicator
  • Air Cleaner Service Indicator
  • Air Pressure
  • Body Down Indicator
  • Brake Oil Temperature
  • Coolant Temperature
  • Engine Overspeed Indicator
  • Fuel Level
  • Hour Meter
  • Load Counter, automatic
  • Odometer
  • Speedometer
  • Tachometer

Lighting System
  • Auxiliary Jump Start Receptacle
  • Back-up Lights
  • Directional Signals and Hazard Warning, LED
  • Dome/Courtesy Light
  • Headlights, Halogen, with dimmer
  • Stop and Tail Lights, LED

Mirrors, right/left

Reservoirs (separate)
  • Brake/Converter/Hoist
  • Steering
  • Transmission/Torque Converter

Rims, 19.5 x 49

Rock Ejectors

Service Platform, bolt-on

Supplemental Steering, automatic

Tires, 27.00-R49, radial

Tow Hooks, front

Tow Pin, rear

Transmission
  • 7-Speed Automatic Power Shift, electronic control
  • Body-up Shift Limiter
  • Controlled Throttle Shifting
  • Directional Shift Management
  • Downshift/Reverse Shift Inhibitor
  • Economy Shift Mode
  • Engine Overspeed Protection
  • Reverse Neutralizer During Dumping
  • Neutral Coast Inhibitor
  • Neutral Start Switch
  • Programmable Top Gear Selection

Vandalism Protection Locks

Windshield Wipers and Washer, electric intermittent

777D Optional Equipment

Air Conditioning

Automatic Retarder Control (ARC), dry

Body Tail End Liner
  • Dual Slope

Fuel Fast Fill Adaptor

Fuel Tank

Integrated Braking Control (IBC), dry
  • Combines Traction Control System (TCS) and Automatic Retarder Control (ARC) into one system.

Lubrication Group - Automatic

Muffler

Muffler/Exhaust Diverter

Wiggins Service Center

A Commitment to the Mining Industry

As the demand for commodities grows, mining companies need a partner to support them in their efforts. Caterpillar is committed to being that partner.

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Mining Financial Services

Cat Financial is the single best resource for all your international mining finance needs, with capabilities to offer everything from leasing and general financing to project and structured financing.

See our Offers