Explore new and used PETERBILT 389 Seat for sale near you on Truck Buy and Sell International! Browse and search our easy-to-use site for a wide range of Seat and more from listing members like ROCKY MOUNTAIN TRUCK PARTS and others. Find PETERBILT 389 Truck / Trailer Components you need on Truck Buy and Sell International! With shipping, financing options available, Truck Buy and Sell International is your one-stop site for all of your PETERBILT 389 needs.