Located in Watertown, South Dakota, Peterson Motors offers a hand-picked selection of pre-owned truck tractors, new and used semi trailers, and a variety of parts and accessories for big rigs. We cater to the farming, over-the-road and construction industries as well as local and national heavy hauling needs.

In business since 1989, Peterson Motors is committed to providing the best products and service around. We work hard to find just the right trucking solution for your job.

The best place to buy your truck or trailer...”just ask your neighbor”!