Peterbilt will make powertrains with a TX-12 Pro automated transmission and Paccar MX-13 engine combination an option available to buyers of its 579, 567 and 589 tractors, the Paccar unit said ...

The unknown suspects were said to be in a white Peterbilt 579 Tractor with “LNV” on the battery box. One suspect was only described as male wearing all black. Both trucks were last seen ...

GM Jacob Montero took over Paccar’s iconic Peterbilt brand amid a turbulent few months. He said the brand’s breadth and ...

Based on a Peterbilt 579 commercial semi truck, the ReVolt EREV hybrid electric semi truck promises 40% better fuel economy and more than twice the torque of a conventional, diesel-powered semi.