Peterbilt Motors Co. on March 29 announced that the Cummins B6.7N natural gas engine will be available on the OEM’s medium-duty models 536 and 537. The two MD models were introduced last year and are ...

Peterbilt Motors Company announced Tuesday its availability of a new lightweight engine designed for endurance, quieter performance and fuel efficiency. The PACCAR MX-11 engine is available on the ...

Peterbilt’s first lightweight Paccar MX-11 engine was installed recently in the company’s newest vocational truck, the Model 567, in a set-forward front axle configuration. The truck-and-engine ...

Peterbilt Motors Co. has announced the availability of the Cummins B6.7N natural gas engine in its new medium-duty Model 536 and Model 537 trucks. Peterbilt said the Model 536 is the perfect truck to ...

The Paccar MX-11 engine will be available for Peterbilt’s flagship Model 579 and vocational Model 567 trucks beginning Nov. 13, the company has announced. The 10.8-liter, six-cylinder engine will be ...

Peterbilt has announced availability of the Cummins B6.7N natural gas engine in its medium-duty Models 536 and 537. A member of the new medium-duty lineup, the non-CDL Class 6 Model 536 is designed ...

A new cabover medium-duty truck, the Model 220, will join the family of trucks built by Peterbilt Motors Co. in mid-2007, along with two new mid-range engine models built by Cummins Engine Co.

Peterbilt Motors Company announced today the availability of the next generation of PACCAR engines, developed to meet the Environmental Protection Agency’s (EPA) 2013 emissions requirements. Peterbilt ...

Peterbilt will offer three new engines fueled by liquefied natural gas on its Models 387, 386 and 367 in 2009. The factory-installed LNG system is part of a joint agreement with Westport Innovations ...

AUSTIN, Texas — Peterbilt Motors Co. has announced a series of updates to its lineup of proprietary Paccar engines. The manufacturer announced from the American Trucking Associations Management ...

Peterbilt will offer the Paccar’s new MX-11 engine in its Model 579 and Model 567 trucks beginning Nov. 13. The MX-11 has an output of up to 430 horsepower and 1,550 lb.-ft. of torque. It has six ...

DENTON, Texas — It wasn’t long ago, fleet operators had trouble getting their heads around a 13-litre engine being sufficient to haul required payloads. The 15-litre was king, and it still is in many ...