ABOUT MR TRAILER SALES MR TRAILER SALES is a leading Arizona Dealer of quality trailers. Each trailer is constructed with care using the best materials available. We offer work trailers, cargo and car haulers as well as a full line of sport trailers. It is our wish to provide first rate products while still offering excellent value. Welcome to our web site, we hope that you find the trailer that fits your needs exactly. If you don't see precisely what you are looking for we can help! MR TRAILER SALES offers great flexibility. You can design just the right unit for your needs from our long list of options. You can choose exterior color and a floor plan suitable for your application. Trailers with interiors offer choices of fabric color, cabinet finish, furnishings, size and floor plan. We will help you build just what you want and help get it delivered fast.