Peterbilt Motors Company announces that the PACCAR MX-11 engine is now available with the PACCAR Transmission.

The PACCAR 12-speed automated transmission is the lightest heavy duty automated transmission on the market, designed to work seamlessly with PACCAR engines and axles to increase fuel economy and truck performance.

The MX-11 offers exceptional fuel efficiency to increase profitability and uptime while offering a high power to weight ratio. The PACCAR 12-speed automated transmission features low cost of operation with 750,000 mile oil change intervals.

"When combined with the MX-11 engine, the PACCAR automated transmission offers superior drivability, with industry-leading maneuverability at low speeds," said Wesley Slavin, On-Highway Marketing Manager, Peterbilt Motors Company. "The transmission is the best in class for both drivability and weight, making it the best choice for heavy duty fleets and vocational trucks like the Model 567 and 520."