Corsicana, Texas, resident Randy Harris re-built this 1996 Peterbilt 377 a few years ago into a heavy hauler, Harris says. He added special inserts, a new steer axle, a new transmission, a fourth axle ...

Richard Berst operates this 1999 Peterbilt 379 hauling oversize/overweight freight. About a year after he bought the unit, he stretched the frame to 330 inches and added a lift axle. A half-year on, ...

Peterbilt is now offering the Hendrickson Primaax EX severe-duty vocational air suspension system designed for vocational, severe service, and heavy-haul applications. The suspension system will be ...

Peterbilt last year seized a record 20 percent of the vocational market – a gain driven largely by its Model 567. A work truck staple for Peterbilt for the last five model years, the 567 was designed ...