Peterbilt said the new MX-13 version meets the CARB Omnibus Regulation and features redesigns of internal hardware and the aftertreatment system to effectively reduce NOx emissions. Ad Loading... The ...

A new company is looking to take a different path to reducing emissions from diesel-powered trucks through electrification instead of pure battery-electric or hydrogen fuel cell (FCEV) technologies.

Peterbilt Motors Co. has debuted a Model 335 hybrid electric tractor that combines Eaton’s Hybrid Electric power system with a Paccar PX-6 engine. Designed for applications such as beverage hauling ...

Kenworth and Peterbilt may seem like rivals in the semi world, but they're owned by the same company. Still, there are some ...