2024 Peterbilt Model 579 Cummins X12N,Eaton Manual

MODEL 579
A New Era of Class. The Model 579 sets the standard for technology, fuel efficiency and driver comfort.

Aerodynamics & Fuel Economy

The Model 579 offers the most advanced aerodynamic features and packages, improving fuel economy and your bottom line. The new hood and bumper were designed for maximum aerodynamic performance. The new air dam below the bumper further improves aerodynamics while maintaining ground clearance. New sculpted mirror heads and arms maximize aerodynamic efficiency.

The New Digital Dash

The new digital display is pure Peterbilt: bold design, state-of-the-art technology, and class-leading functionality.  The new 15" digital display is the largest in the industry, with easy-to-use features, customizable gauges and intelligent gauge monitoring.

Lane Keeping Assist

Adding to existing advanced driver assistance systems, new lane keeping assist technology utilizes inputs from the collision  mitigation system to help keep the driver between the lines through an electric motor mounted on the steering column inside the cab, protected from the elements.

More Efficiency. More Uptime

The PACCAR Powertrain maximizes your miles on the road and your payload capacity with one integrated solution. From the durable PACCAR MX Engines to the efficient 12-Speed Automated Transmission and the 40K Tandem Axle, every component is engineered to work together seamlessly.

Driver Comfort

The driver-friendly interior of the Model 579 offers all the comforts of home and more special touches. With 8 feet of headroom, 70 cubic feet of storage and the largest mattress in the industry, the spacious sleepers can double as a comfortable and convenient office.