During a Feb. 3 YouTube launch, Peterbilt unveiled its New Model 579. The new truck is the first significant upgrade of the Model 579 aerodynamic tractor, which was ...

The new Model 537 and Model 548 are built upon a brand-new customizable chassis and multiplex electrical architecture. Peterbilt Motors Co. unveiled their new Model 537 and Model 548 trucks, designed ...

The good folks over at Car Design World (aka 'cardesignworld' on social media) tipped us off to this unofficial design project by Tom Hylton (aka 't__mjh') ...

Loosening emissions regulations might have taken some of the sizzle off zero-emissions trucks in the near term, but Paccar is undeterred and is rolling out new medium-duty models for its Peterbilt and ...