Luke Rethwisch, son of longtime truck builder Bill Rethwisch, is starting to make a name for himself early after being crowned the MATS Big Rig Build-Off champion.

Moving up in the PACCAR line takes us to the MX-11, which is used in Peterbilt model 567 and 579 trucks. This 10.8-liter ...

The Paccar TX-12 Pro transmission now is available with the MX-13 engine in Models 579, 567, and 589 in a new combination for ...

Peterbilt adds Bendix Fusion Stop & Auto-Go Advanced safety systems to the Model 579, enhancing safety features with upgraded ...