State Trailer Supply began business as an auto parts salvage yard in Salt Lake City, Utah in 1926. Eventually, our product offering evolved into recreational vehicle parts, accessories and service. Currently, our 26,000 square foot Salt Lake City store offers over 15,000 products for RVs, Travel Trailers, Utility Trailers, Mobile Home and Marine. We now have locations in Salt Lake City and Ogden, Utah and in Idaho Falls, Idaho. We take pride in having a broad selection of products and over 80 years experience in recreational vehicle parts industry. We look forward to serving you in your RV products need!