789D
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Mining Truck Engine (options) Engine Model Gross Power – SAE J1995 Rated Net Power – ISO 9249 Engine Model Gross Power – SAE J1995 Net Power – SAE J1349 Weights – Approximate Gross Machine Operating Weight (GMW) Operating Specifications Nominal Payload Capacity

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Caterpillar’s exclusive design ownership provides advantages by creating a total hauling unit that delivers the best integration of high production, availability, and payload in combination with low operating cost and long life. The Cat® 789D continues the tradition of Caterpillar’s proven 789 Truck with high productivity and lowest in class cost per ton. The 789D features the following: • Safety and Sustainability. Safety is top priority. Engine options to meet regulatory requirements or application specific needs. Production capability with nominal payload capacity of 181 metric tons (200...

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Power Train – Engine The Cat ® 3500 series engines are built for power, reliability and efficiency for superior performance in the toughest applications. Engine Both the Cat® 3516B and 3516C EUI Quad turbocharged diesel engines deliver high power and reliability in the world’s most demanding mining applications. Design The 3500 series engines are 16-cylinder, four-stroke designs that uses long, effective power strokes for more complete fuel combustion and optimum efficiency. EPA Compliant Where applicable, the 3516C engine is compliant with U.S. Environmental Protection Agency emissions...

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Power Train – Transmission Cat mechanical power train delivers more power to the ground for greater productivity and lower operating costs. Mechanical Power Train The Cat mechanical drive power train and power shift transmission provides unmatched operating efficiency and control on steep grades, in poor underfoot conditions, and on haul roads with high rolling resistance. 1) Transmission The Cat six-speed planetary power shift transmission is matched with the direct-injection 3516 diesel engine to deliver constant power over a wide range of operating speeds. Robust Design Designed for the...

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Engine/Power Train Integration Electronically combines critical power train components to work more intelligently and to optimize overall truck performance. Cat Data Link Electronically integrates machine computer systems to optimize overall power train performance, increase reliability and component life, and reduce operating costs. Electronic Technician (Cat ET) Cat ET service tool provides service technicians with easy access to stored diagnostic data through the Cat Data Link to simplify problem diagnosis and increase machine availability. Integrated Braking Control (IBC) Integrates...

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Rugged Cat structures are the backbone of the 789D mining truck’s durability. Box-Section Design The 789D frame uses a box-section design, incorporating two forgings and 21 castings in high stress areas with deep penetrating and continuous wrap-around welds to resist damage from twisting loads without adding extra weight. Serviceability The open box-section frame design allows easy access to power train components, reducing overall removal and installation time, and lowering overall repair costs. The raised and pinned body allows excellent access to the transmission. Steel Structures Mild...

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Operator’s Station Ergonomically designed for operator comfort, superior control, and high productivity. Operator Environment Through the packaging of popular attachments into arrangements, customers can now select one cab that is equipped with desired features. Available offerings include a Standard Cab, Deluxe Cab or Deluxe Cold Weather Cab. 1) Air Suspension Seat with Three-Point Operator Restraint 2) Parking Brake Reset Valve 3) Trainer Seat 4) Storage Compartment 5) Operator Window 6) Secondary Brake Pedal 7) Transmission Console 8) Operator Controls 9) Adjustable Steering Wheel/Column...

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Cat® Brake System Reliable braking with superior control gives the operator the confidence to focus on productivity. Integrated Braking System The Cat oil-cooled braking system delivers reliable performance and control in the most extreme haul road conditions. The integrated system combines the service, secondary, parking brake and retarding functions in the same robust system for optimum braking efficiency. Four Corner Retarding Four corner retarding with 60/40 percent split (rear/front) in braking effort provides superior control in slippery conditions. Balanced front to rear brake torque...

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Truck Body Systems Cat designed and built for rugged performance and reliability in the toughest mining applications. Cat Truck Bodies Matching the truck body to the application is a critical part of achieving the best value from your 789D. Caterpillar offers a variety of application specific body options that yield a payload ranging from 177 to 188 metric tons (195 to 207 tons). The Caterpillar exclusive 10/10/20 payload guidelines help achieve a balance of excellent payload with safe operation. Body Options 1) Cat “X” Body – The X body is a heavy duty body configured with a variety of...

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Monitoring System Vital machine health and payload data keeps the 789D performing at peak production levels. VIMS PC VIMS™ Monitoring System Intelligent Caterpillar designed machine monitoring system provides critical machine health and payload data in realtime to keep the 789D performing at top production levels. This system is translated and available in most of the major international languages. Production Management Production Management enhances truck/loading tool effectiveness, improves fleet productivity and helps extend the life of truck frames, tires, rims and power train...

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Cat mining machines and systems are designed with safety as their first priority. Product Safety Caterpillar has been and continues to be proactive in developing mining machines that meet or exceed safety standards. Safety is an integral part of all machine and system designs. Mining Technologies Cat® MineStar™ System encompasses a comprehensive suite of mining technologies grouped within a number of configurable capability sets, including Fleet, Terrain, Detect, Health, and Command. Object Detection is part of the Detect capability set and provides customers with a scalable system to aid...

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