Peterbilt is offering the Cummins Westport natural gas engine in its Model 365 and Model 384. Aerodynamic wheel covers can deliver small but meaningful fuel-economy gains for fleets, and Deflecktor ...

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 has announced its Model 379-127” and Model 379X will now optionally offer the Caterpillar C15 engine rated at 600 or 625 hp. When Peterbilt begins manufacturing trucks with the C15 in ...

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. Ad Loading... The 10.8-liter, six-cylinder ...

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 ...

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.

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 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 ...

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 ...

Peterbilt’s first lightweight, fuel efficient 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 ...

SAN DIEGO — Peterbilt Motors Co. unveiled its SuperTruck II high-efficiency concept vehicle for the first time in the exhibit hall at American Trucking Associations’ Management Conference & Exhibition ...

From radiators to charge air coolers, heavy-duty trucks like Kenworth and Peterbilt rely on robust cooling systems to stay efficient and avoid costly downtime. Proper maintenance, timely upgrades, and ...