Kingsley Coach used to build these awesome big-rig RV conversions ... So what exactly is it? It's a 1990 Peterbilt 379 semi-truck with an MCI bus attached to the back. Of course, the bus portion ...

While the defending Mid-America Trucking Show Big Rig Build ... t brought the truck to Davis Brothers, “I probably would have never got this done before I was gone.” The rig was already ...

Peterbilt is now offering the Paccar TX-12 Pro automated transmission with the Paccar MX-13 engine in the Models 579, 567 and 589. The company says the combo offers optimized performance for both on- ...