Not all products are available in all regions.
Cat® large dozers are designed with durability built in, ensuring maximum availability through multiple life cycles.
Cat® large dozers are designed with durability built in, ensuring maximum availability through multiple life cycles. By optimizing performance and simplifying serviceability with our modular design, our machines move more material efficiently and safely at a lower cost per ton. These models include safety enhancements, improved operator comfort, and productivity increasing electronic features to keep your business strong for generations to come.
Engineered for maximum production and service life.Learn More
Helping you get more done with maximum availability, the durable design of the mainframe makes repair and maintenance easy. The D11T/D11T CD mainframes are built to absorb high impact shock loads and twisting forces during severe dozing and ripping applications. It is not uncommon to see these machines rebuilt several times using the same frame, with only minor welding.
Equalizer Bar End Pins
Proper grease lubrication on working surfaces can significantly extend component life and help lower maintenance cost.
The Carrydozer frame is specifically designed to accept the additional frame loads generated by the unique Carrydozer blade design.
Power and reliability to help you move more.Learn More
C32 with ACERT Technology
The Cat C32 engine with ACERT Technology delivers power and reliability, ensuring top performance, high productivity, and exceptional service life.
ADEM™ A4 Engine Controller
The ADEM A4 electronic control module manages fuel delivery and air flow to get the best performance per liter (gallon) of fuel used.
Air-to-air aftercooling on the D11T/D11T CD cools hot, compressed air coming out of the turbocharger providing cooler and denser air into the air intake system. Bringing more cool air into the engine increases power generation, lowers emissions, and improves fuel efficiency.
Engine enclosures provide easy access to maintenance points within the engine compartment. Easier maintenance and repair is available through monitoring of key functions and logging of critical indicators.
Providing you reliable, integrated solutions.Learn More
The D11T/D11T CD’s C32 engine with ACERT Technology will be capable of achieving levels equivalent to Tier 2 equivalent emission standards for lesser or non-regulated countries.
Superior cooling keeps you moving in the most demanding work conditions.Learn More
The hydraulic variable demand fan provides engine cooling capability that is matched to the ambient conditions. In cooler conditions, the fan turns at a slower speed consuming only the power required to cool the tractor systems, providing more power to the tracks to help you lower your cost per unit of material moved.
Aluminum Bar Plate Radiator
The cooling system uses a two-part radiator built with rugged, highly efficient aluminum bar plate cores. The aluminum bar plate construction aids durability and allows for higher heat transfer and superior corrosion resistance. It is only available on D11’s with Tier 2 equivalent emission standards.
Copper cores improve cooling efficiency making the Mesabi radiator a good choice for high ambient temperature environments and heavy debris applications. The cooling tubes are oriented to allow open passages for dirt and debris to blow through the core. It is optional on Tier 2 equivalent configurations.
Hydraulic Oil to Air Cooler
The new hydraulic oil to air cooler reduces hydraulic oil temperatures improving component durability and reliability.
Power and control to efficiently move your material.Learn More
The Cat D11T/D11T CD use a torque divider between the engine and the transmission to act as the hydrodynamic component, reducing the possibility of damage to the power train by dampening impact loads and vibrations.
Planetary Powershift Transmission
Three speeds forward and three speeds reverse, utilizing large diameter, high-capacity, oil-cooled clutches.
Steering Clutch and Brake
Fade resistant and adjustment free. The multi-disc, oil cooled steering clutches are hydraulically applied and electronically controlled. The brakes are applied by springs and hydraulically released for safe and reliable braking performance. Steering clutches, brakes and final drives can be removed as a unit from each side of the tractor.
Designed for optimized machine balance and performance at your site.Learn More
The elevated sprocket and suspended undercarriage work together, increasing traction and giving the operator a smoother ride. These benefits translate into higher production and longer component life. This design transfers implement shock loads to the mainframe, so final drives, axles, and steering components are isolated from harsh impact loads commonly seen in large track-type tractor applications.
Designed for your comfort, convenience, and productivity.Learn More
The D11T/D11T CD cab provides ergonomic controls, intuitive monitoring systems, and enhanced visibility. All of these features provide the D11T and D11T CD an industry leading operator environment that helps contribute to high levels of productivity, efficiency, and comfort.
Additional features include:
Implement and Steering Controls
The Finger Tip Controls (FTC) require less effort and are more comfortable for long periods of operation. Electronic controls eliminate direct mechanical connections to the power train, resulting in reduced noise and vibration inside the cab.
Low effort and comfortable to grip, the electronic dozer joystick gives the operator control of all dozer functions with the right hand.
A rigidly mounted handgrip on the electronic ripper control provides firm support for the operator even when ripping in the roughest terrain. Low effort thumb lever controls raising and lowering.
Monitor, manage, and enhance job site operations.Learn More
The D11T electronic systems have been completely integrated to function as one machine. This integration creates a smart machine and more informed operator maximizing the productivity of both.
Configurable to suit your operation’s needs.Learn More
Cat MineStar helps you manage everything from material tracking to sophisticated real-time fleet management, machine health systems, autonomous equipment systems and more. The capability sets: Fleet, Terrain, Detect, Health and Command can be used in combination or individually to allow your operation the flexibility and scalability it needs to be more productive, efficient and safe.
Focused on keeping you safe.Learn More
Safety is Caterpillar’s top priority. We constantly enhance product design and engineering to support customer safety goals and create safe working environments.
Operator Not Present Monitoring System
This feature locks out the power train and hydraulics under certain conditions to prevent unintentional movement when the operator is not in the seat.
Heavy Duty Steps and Handles
Strategically placed grab handles plus non-slip steps and decking aid operator getting on and off the machine.
Fender Guard Rails
Standard heavy duty guard rails are strategically placed to safeguard the operator outside of the cab.
Spectator Sound Reduction
The D11T offers three options to control operator and spectator sound levels. Options include:
Anchorage points provide your people with a positioning system to preform repairs and maintenance. The D11T/D11T CD consist of fourteen (14) total anchorage points.
Two Step Dozer Lift Cylinder Access Platform with Guard Rails
This feature provides access to the lift cylinders for cleaning or repairing the mounted mirrors and lights.
Powered Access System (optional)
The Cat powered access system provides excellent access and egress to and from the cab on the D11T/D11T CD, allowing easy access even in wet or freezing conditions.
Rear Platform and Guard Rails (optional)
The platform provides access to the rear window for cleaning and repairing rear mounted lights. The walkway is a modular design so varying lengths can be used across the back of the tractor to meet unique customer needs.
Provide flexibility to match the machine to your job.Learn More
All blades feature a strong box-section design that resists twisting and cracking. Blades are made of high tensile strength steel that stands up to the most demanding applications. Heavy moldboard construction and hardened bolt-on cutting edges and end bits add strength and durability.
Rippers are made to penetrate tough material fast and rip thoroughly for use in a variety of materials.
CapSure™ Hammerless Ripper Tip and Shank Protector Retention System
The tip and shank protector are easily installed with a 180 degree turn of a ¾ inch ratchet. This simple installation means no hammering and therefore improved safety. It also means quicker change outs and less downtime.
Rear counterweights provide proper tractor balance to maximize dozing production. It is recommended if not equipped with any other rear attachment.
Reduce your service time to increase your uptime.Learn More
The modular design of the D11T provides excellent serviceability and turnaround time. A key advantage of the D11T’s modular design is the ability to swap out a component with a pre-tested rebuilt or remanufactured unit that puts the machine back to work faster. So, reliability and overall uptime is high, repairs and upkeep costs are low. Modular design translates into more time on the job for the D11T compared to competition.
Ground Level Service Options
The ground level service center mounted on the ripper cylinder or counterweight provides easy access to:
The Ok-to-Start strategy provides electronic fluid level verification at startup on the power train and engine oil systems. All information is available via the Advisor Monitoring System within the cab.
Fast Fuel System
The fast fuel system, with positive fuel shut-off to prevent fuel spillage, can reduce fuel waste and decrease downtime.
Your Cat dealer knows how to keep your mining machines producing.Learn More
Legendary Cat Dealer Support
From helping you choose the right machine to knowledgeable ongoing support, Cat dealers provide you with unmatched sales and service.
Thinking about your legacy for future generations.Learn More
Sustainable development for Caterpillar means leveraging technology and innovation to increase efficiency and productivity with less impact on the environment and helping you do the same – enabling your business to become more productive by providing products, services and solutions that use resources more efficiently.
WesTrac and our power systems partners Energy Power Systems Australia (EPSA), provide WA, NSW and ACT with Caterpillar Electric Power Systems, such as generator sets, automatic transfer switches (ATS), uninterruptible power supply (UPS) and switchgears.
EPSA is the Australian Dealer responsible for the sale of new and used Caterpillar engines and design of the installations.
WesTrac provides build-up, installation, servicing, repair and management of power generation plant and equipment, as well as industrial, truck and marine engines and transmissions – 24/7.
It is a formidable combination, providing an unrivalled service – proven reliable Cat power and superb service and parts supply.
You will find the strategic WesTrac/EPSA alliance at work throughout WA, NSW and ACT wherever prime or standby power is required.