D8 GC
The Cat® D8 GC gives you performance and durability in a simple, economical dozer. Designed to take on everything from rocky terrain to desert sand to extreme cold, this bulldozer is easy to operate and delivers the straightforward service and maintenance you need.
Engine Model
Cat 3406C
Net Power - Rated - ISO 9249/SAE J1349
303 HP
Net Power - Rated - ISO 9249/SAE J1349 (DIN)
307 mhp
DOWNLOAD TECHNICAL SPECIFICATIONS
Specification
Value
Engine Model
Cat 3406C
Net Power - Rated - ISO 9249/SAE J1349
303 HP
Net Power - Rated - ISO 9249/SAE J1349 (DIN)
307 mhp
Build Number
18A
Emissions
Noncertified
Biodiesel Capability
Up to B100*
Note (1)
Net power advertised is the power available at the flywheel when engine is equipped with a fan at maximum speed, air cleaner, muffler and alternator. Advertised power is tested per the specified standard in effect at the time of manufacture.
Note (2)
*Cat engines are compatible with the following renewable, alternative, and bio-fuels** with lower greenhouse gas emission impact: Up to B20 biodiesel (FAME)***, up to 100% HVO and GTL renewable fuels. **Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. ***Up to B100 capable when equipped with optional B100-compliant fuel lines. Please consult the Operations and Maintenance Manual (OMM) for further information.
Power - Net
303 HP
Specification
Value
Operating Weight
82800 lb
Specification
Value
Power Train
Fully Mechanical
Specification
Value
Fuel Tank
165 gal (US)
Specification
Value
Operating Weight
82800 lb
Ground Pressure
12.4 psi
Width of Standard Shoe
24 in
Blade
Semi-Universal (SU)
Blade Capacity
11.4 yd³
Specification
Value
Operating Weight
83502 lb
Ground Pressure
12.5 psi
Width of Standard Shoe
24 in
Blade
Semi-Universal (SU)
Blade Capacity
11.4 yd³
Specification
Value
Note (1)
Configurations and features may vary by region. Please consult your Cat dealer for availability in your area.
  • Cost effective to own and operate - up to 10 percent lower owning cost compared to D8T.
  • Choices like General Duty undercarriage and a simplified ripper offer lower initial purchase price options.
  • Delivers the weight and horsepower you need for solid dozing and ripping performance.
  • Equipped with the well-known Cat 3406C engine and mechanical transmission for power and ease of maintenance.
Comparisons to D8T.
  • Easy maintenance with widely available parts.
  • Simple mechanical systems are easy to diagnose, maintain and repair, even in remote locations.
  • Major components are modular for easy maintenance and repair access.
  • Wide access doors and grouped service points save routine maintenance time.
  • Individual radiator cores can be quickly replaced for ease of service.
  • Exclusive new Cat hydraulic and power train oil filters offer extended service intervals to save you time and money.
  • Product Link™ telematics* help simplify your maintenance by tracking machine location and service hours.
*Not available in all areas. Please consult your Cat dealer.
  • Caterpillar designed power train components work as a system for reliability and performance.
  • Durable, proven Cat 3-speed mechanical planetary power shift transmission.
  • Heavy structures make for a robust machine that can stand up to high impact shock loads and twisting forces.
  • Caterpillar elevated sprocket undercarriage protects the power train from shock loads.
  • Suspended undercarriage provides a smooth ride and better traction in uneven terrain.
  • Harness more power to the ground with a proven, Caterpillar exclusive torque divider.
  • Differential Steering maintains full power to both tracks for best-in-class turning, even with a full blade load.
  • High drive design allows heavy components to sit low in the mainframe, resulting in a low center of gravity and excellent machine balance.
  • Dedicated implement pump ensures hydraulic power when you need it.
  • Proven Advanced Modular Cooling System (AMOCS) offers cooling capacity and air flow so you can work in the most demanding environments.
  • Choice of cab or canopy dozer, with Integrated Roll Over Protective Structure (ROPS/FOPS), for comfort, excellent visibility and added safety.
  • Simple tiller bar control for direction and gear selection offers easy operation and precise control in close areas.
  • Quiet cab interior, pressurized to help keep out dust for a cleaner operating environment.
  • Easy-to-read analog display with machine health monitoring keeps operator informed about machine operating conditions.
  • Added comfort with available cab air conditioning.
  • Choose from three light packages, all with longer life, brighter LED bulbs to illuminate your work area.
  • Choose Heavy Duty undercarriage for aggressive, high-impact applications like logging/reforestation, side slopes and rocky conditions.
  • General Duty undercarriage is available for low-to-moderate impact applications.
  • General Duty and Heavy Duty components are interchangeable and Heavy Duty shoes can be installed on General Duty link assemblies to maximize flexibility to meet your needs.
  • Semi-Universal (SU) blade gives you the capacity you need for a wide variety of earthmoving jobs.
  • Add an optional Rock Guard and Wear Plate to the blade for added durability and longer wear life.
  • Rear attachment choices add versatility - choose single-shank ripper, rigid drawbar, rear counterweights or a dealer-installed winch.
  • A fixed ripper provides a simplified, lower cost option.
  • Choose a single-shank ripper with pin puller to enable shank position changes from the cab.
  • Equip your dozer with factory features designed to enhance machine performance in extremely sandy or abrasive underfoot conditions.
  • Cooling system is designed for high debris environments, with easy access for cleanout.
  • Specially coated fan and radiator help resist abrasion.
  • Core protection grid.
  • High ambient fluids package.
  • Sealed bottom guard and added seals to help keep fine abrasive particles out of components.
  • Optional wear plates can be replaced to give you longer blade life when working in abrasive conditions.
  • For work in extreme cold, choose factory options for added starting capability and improved component performance in arctic temperatures.
  • Cold weather batteries provide added cranking power.
  • Arctic undercarriage and carrier rollers have cold weather seals for added protection.
  • Arctic lubricant provides a thinner oil for better lubrication in extreme conditions.