773 Off-Highway Truck

Caterpillar is pleased to introduce to you the 773 Off-Highway Truck. You may be asking how, after 40 years of building trucks, Caterpillar has improved this product’s ability to support your business.
The 773 Off-Highway Trucks has been designed and manufactured using the latest quality control technologies – virtual and hands on. This product has over 30,000 hours of proven performance in the hands of customers prior to production, all of which ensures the truck delivered to your yard is ready to work, reliably and dependably.
In addition to quality, Cat 773 trucks will lower your costs with seven different ways to help you conserve fuel. We offer you two customizable fuel economy modes that will let you choose your level of savings. With Cat 773 trucks in your haul fleet, you can be more productive, spend less time on maintenance, and support the environment with new levels of eco performance. Your crew will appreciate all the new comfort and conveniences in our updated cab. Simply put, the Cat Off-Highway Trucks can and will make a positive difference to both your business and people – all day, every day.

Category:

ACHIEVE GREATER PRODUCTIVITY

BOOST FUEL EFFICIENCY

DESIGNED FOR SAFETY

WORK IN COMFORT

TECHNOLOGY THAT GETS WORK DONE

REDUCED MAINTENANCE COST AND OTHER COSTS

APPLICATION VERSATILITY

Standard Equipment

NOTE
  • Standard and optional equipment may vary. Consult your Cat dealer for details.
POWER TRAIN
  • Cat C27 Tier 4/Stage V compliant diesel engine:
    – Air cleaner with precleaner (2)
    – Air-To-Air Aftercooler (ATAAC)
    – Electric start
    – Engine idle shutdown
    – Ether starting aid
    – Exhaust muffler
    – NGMR radiator
    For non-regulated regions only:
    – Direct drive fan
    – MEUI-A fuel system
  • Braking system:
    – Extended Life Brakes
    – Automatic Retarder Control (ARC)
    – Manual retarder (utilizes rear oil-cooled, multiple disc brakes)
    – Brake release motor (towing)
    – Dry disc brakes (front)
    – Front brake disconnect switch (front)
    – Oil-cooled multiple disc brakes (rear)
    – Brake wear indicator (rear)
    – Parking brake
    – Secondary brake
    – Service brake
  • Transmission:
    – 7-speed automatic powershift with:
    • Electronic Clutch Pressure Control (ECPC)
    • Advanced Productivity Electronic Control Strategy (APECS)

    – Automatic neutral idle
    – Autostall
    – Second gear start

SUSPENSION SYSTEMS
  • Suspension, front and rear (EU compliant)
ELECTRICAL
  • Alarm backup
  • Alternator, 120 Amp
  • Autolube power supply ready
  • Batteries, maintenance-free, 12V (2), 1,400 CCA combined
  • Electrical system, 25 Amp, 24V to 12V converter
  • Lighting system:
    – Backup light (halogen)
    – Directional signals/hazard warning (front and rear LED)
    – Engine compartment light
    – Headlights, (halogen) with dimmer
    – Operator access courtesy lights
    – Side profile lights
    – Stop/tail lights (LED)
  • Service center containing:
    – Battery jump start
    – Breakers with spare fuses
    – Lockout switch
    – Ports, ET and VIMS
    – Service lockout switch (power without engine start)
TECHNOLOGY PRODUCTS
  • Economy Modes, standard and adaptive
  • Product Link, cellular or satellite
  • Traction Control System (TCS)
  • Truck Production Management System
  • Vital Information Management System (VIMS)
OPERATOR ENVIRONMENT
  • Advisor display:
    – Air cleaner service indicator
    – Fluid level monitoring
    – Fuel level monitoring
    – Display languages (market-based)
  • Air conditioning/heat
  • Automatic temperature control
  • Ashtray and cigarette lighter
  • Coat hook
  • Cup holders (4)
  • Diagnostic connection port, 24V
  • Entertainment radio ready:
    – 5 amp converter
    – Speakers
    – Antenna
    – Wiring harness
  • Foot rest
  • Gauges/indicators:
    – Brake oil temperature gauge
    – Coolant temperature gauge
    – Engine overspeed indicator
    – Fuel level
    – Hour meter
    – Speedometer with odometer
    – Tachometer
    – Transmission gear indicator
  • Hoist lever
  • Horn
  • Light – courtesy
  • Light – dome
  • Mirrors, non-heated
  • Power port, 24V and 12V (2)
  • Rollover Protection (ROPS)/Falling Object Protection (FOPS)
  • Seat, Cat Comfort Series III:
    – Full air suspension
    – Retractable 3-point seat belt with shoulder harness
  • Seat, training with lap belt
  • Steering wheel, padded, tilt and telescopic
  • Storage compartment
  • Sun visor
  • Throttle lock
  • Window, hinged, right side (emergency exit)
  • Window, powered, left side
  • Windshield wiper intermittent and washer
GUARDS
  • Driveline
  • Engine crankcase
  • Fan
FLUIDS
  • Antifreeze
  • Extended life coolant to –34° C (–30° F)
  • Grouped ground-level filters
OTHER STANDARD EQUIPMENT
  • Body down indicator
  • Body safety pin (secures body in up position)
  • Center-mounted rims
  • Fuel tank, 795 L (210 gal)
  • Ground level battery disconnect
  • Ground level engine shutdown
  • Ground level grease fittings
  • Operator Maintenance Manual (OMM)
  • Rims 17 × 35
  • Rock ejectors
  • Secondary steering (electric)
  • Tie down eyes
  • Tow hooks (front)/tow pin (rear)
  • Vandalism protection locks

Additional information

Offering Type

Engine Model

Cat® C27

Rated Engine Speed

2000 r/min ( 2000 r/min )

Engine - Gross Power - SAE J1995

615 kW ( 825 HP )

Engine - Net Power - SAE J1349

542 kW ( 727 HP )

Engine - Net Power - 80/1269/EEC

542 kW ( 727 HP )

Engine - Net Power - ISO 9249

542 kW ( 727 HP )

Engine - Bore

137 mm ( 5.4 in )

Engine - Stroke

152 mm ( 6 in )

Engine - Displacement

27 l ( 1648 in³ )

Engine - Note (1)

Power rating applies at 2,000 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 - Net Torque

3896 N·m ( 2874 ft-lb )

Engine - Peak Torque - Speed

1300 r/min ( 1300 r/min )

Engine - Note (3)

No engine derating required up to 3810 m (12,500 ft) for Tier 2 Equivalent.

Engine Power - ISO 14396

607 kW ( 813 HP )

Weights - Approximate - Maximum Gross Vehicle Weight

102740 kg ( 226503 lb )

Operating Specifications - Nominal Payload Class (100%)

56 t ( 61.7 ton (US) )

Operating Specifications - Top Speed - Loaded

67.6 km/h ( 42 mile/h )

Operating Specifications - Note (2)

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

Operating Specifications - Body Capacity - SAE 2:1

35.75 m³ ( 46.75 yd³ )

Operating Specifications - Target Payload (100%)

56 t ( 61.7 ton (US) )

Operating Specifications - Note (1)

Capacity with Dual Slope body – no liner.

Operating Specifications - Maximum Allowable Payload (120%)*

67.1 t ( 74 ton (US) )

Operating Specifications - Maximum Working Payload (110%)

61.5 t ( 67.8 ton (US) )

Transmission - Forward - 1

10.8 km/h ( 6.7 mile/h )

Transmission - Forward - 2

15.1 km/h ( 9.4 mile/h )

Transmission - Forward - 3

20.4 km/h ( 12.7 mile/h )

Transmission - Forward - 4

27.4 km/h ( 17 mile/h )

Transmission - Forward - 5

37 km/h ( 23 mile/h )

Transmission - Forward - 6

50.1 km/h ( 31.1 mile/h )

Transmission - Forward - 7

67.6 km/h ( 42 mile/h )

Transmission - Reverse

14.1 km/h ( 8.8 mile/h )

Transmission - Note

Maximum travel speeds with standard 24.00R35 (E4) tires.

Final Drives - Differential Ratio

3.64:1

Final Drives - Planetary Ratio

4.80:1

Final Drives - Total Reduction Ratio

17.49:1

Brakes - Brake Surface - Front

655 cm² ( 257 in² )

Brakes - Brake Surface - Rear

61269 cm² ( 9497 in² )

Brakes - Brake Standards

ISO 3450:2011

Body Hoists - Pump Flow - High Idle

448 l/min ( 118 gal/min )

Body Hoists - Relief Valve Setting - Raise

17250 kPa ( 2502 psi )

Body Hoists - Relief Valve Setting - Lower

3450 kPa ( 500 psi )

Body Hoists - Body Raise Time - High Idle

9.5 s ( 9.5 s )

Body Hoists - Body Lower Time - Float

13 s ( 13 s )

Body Hoists - Body Power Down - High Idle

13 s ( 13 s )

Capacity - Dual Slope - 100% Fill Factor - Struck

26.86 m³ ( 35.13 yd³ )

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

Contact your local Cat dealer for body recommendation.

Capacity - Dual Slope - 100% Fill Factor - Heaped (SAE 2:1)*

35.75 m³ ( 46.76 yd³ )

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

* ISO 6483:1980.

Capacity - Flat Floor - 100% Fill Factor - Struck

26.25 m³ ( 34.33 yd³ )

Capacity - Flat Floor - 100% Fill Factor - Heaped (SAE 2:1)*

35.49 m³ ( 46.41 yd³ )

Capacity - Flat Floor - 100% Fill Factor - Note (2)

* ISO 6483:1980.

Capacity - Flat Floor - 100% Fill Factor - Note (1)

Contact your local Cat dealer for body recommendation.

Weight Distributions - Approximate - Front Axle - Empty

53 % ( 53 % )

Weight Distributions - Approximate - Front Axle - Loaded

35 % ( 35 % )

Weight Distributions - Approximate - Rear Axle - Empty

47 % ( 47 % )

Weight Distributions - Approximate - Rear Axle - Loaded

65 % ( 65 % )

Suspension - Rear axle - Oscillation

8.1 ° ( 8.1 ° )

Suspension - Empty Loaded Cylinder Stroke Front

234 mm ( 9.2 in )

Suspension - Empty Loaded Cylinder Stroke Rear

149 mm ( 5.8 in )

Service Refill Capacities - Fuel Tank

795 l ( 210 gal (US) )

Service Refill Capacities - Cooling System

171 l ( 45 gal (US) )

Service Refill Capacities - Differential - Final Drives

145 l ( 38 gal (US) )

Service Refill Capacities - Steering Tank

36 l ( 9.5 gal (US) )

Service Refill Capacities - Steering System - Including Tank

54 l ( 14 gal (US) )

Service Refill Capacities - Brake/Hoist Hydraulic Tank

176 l ( 46.5 gal (US) )

Service Refill Capacities - Crankcase

90 l ( 24 gal (US) )

Service Refill Capacities - Brake Hoist System

322 l ( 85 gal (US) )

Service Refill Capacities - Torque Converter - Transmission System - LRC

61 l ( 16 gal (US) )

Tires - Note (1)

Productive capabilities of the 773G 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.

Tires - Standard Tire

24.00R35 (E4)

ROPS - FOPS Standards

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

ROPS Standards

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

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 86 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.

Sound Standards (1)

The operator Equivalent Sound Pressure Level (Leq) is 76 dB(A) when SAE J1166 FEB2008 is used to measure the value for an enclosed cab. This is a work cycle sound exposure level. The cab was properly installed and maintained. The test was conducted with the cab doors and the cab windows closed.

Steering - Turning Diameter - Front

23.5 m ( 77.1 ft )

Steering Standards

SAE J1511 FEB94 ISO 5010:1992

Steering - Steer Angle

31 ° ( 31 ° )

Steering - Turning Circle - Clearance Diameter

26.1 m ( 85.6 ft )

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