Big O's Trailer Sales - Trailers for Sale in Portage, Wisconsin

United Trailers is a family-owned company committed to building quality enclosed trailers that deliver durability, value, and performance at a competitive price. With a wide range of models and configurations available, United offers trailers built for racing, work, recreation, and everyday hauling. Many models come standard with 16" OC framing, torsion axles, and a 7-foot interior height, providing superior strength, smoother towing, and added interior space. Whether you are hauling for work or play, United Trailers delivers dependable craftsmanship and premium features designed to get the job done every time.

Sure-Trac trailers are proudly built in Markle, Indiana, and engineered for hardworking customers who demand durability and reliability. No corners are cut with Sure-Trac, still using tube framing components, enclosed wiring, and rigid panels for added strength and long-term dependability. With rugged construction and practical design, Sure-Trac trailers are hard to beat for the money.

N&N Trailers are built in the harsh climates of Quebec, Canada, where tough winters demand tough trailers. Fully hot-dipped galvanized for maximum corrosion resistance, N&N trailers are built to last and handle the same snowy, salty conditions we see here in Wisconsin. Their rugged construction, durability, and long-lasting finish have quickly made N&N one of our hottest trailer brands.

Midsota trailers are proudly built in the Midwest, right in Avon, Minnesota. Unlike many mass-produced equipment trailer brands on the market today, Midsota focuses on building premium, commercial-grade trailers designed for serious work. Instead of powder coating, Midsota uses a superior process of sandblasting, priming, and painting their trailers for a tougher, longer-lasting finish. If you're looking for top-tier quality, durability, and craftsmanship, look at a Midsota.

As Wisconsin's first Legend dealer, Legend Manufacturing has been a cornerstone of our lineup for years. Since 2003, Legend has built a reputation for delivering outstanding value, innovation, and craftsmanship at an affordable price. Their all-aluminum structural design offers durability and quality that stands out in the trailer industry, backed by warranty coverage few manufacturers can match. Whether you're hauling for snowmobiling, racing, work, or travel, Legend trailers are built to perform reliably every time. With a wide range of both affordable and premium models, there's a Legend trailer for nearly any work or recreational need.

Haul-About builds dependable enclosed trailers designed for both work and recreation. Owned and operated by key industry veterans, Haul-About focuses on practical designs, solid construction, and long-lasting value. Using durable tube framing construction, Haul-About trailers are built for added strength and reliability while offering a wide range of cargo, contractor, and motorsport models designed to handle everyday hauling with confidence.

Aluma trailers are all-aluminum builds that use custom extrusions. A custom extrusion on a trailer is an aluminum part that is specially designed and manufactured for a specific purpose, rather than using generic off-the-shelf tubing. With over 60 models of utility trailers available, Aluma offers the perfect trailer for hauling equipment, ATVs, motorcycles, landscaping gear, and more. Built with all-aluminum construction, Aluma trailers provide excellent durability, easy towing, and long-lasting performance for both work and recreation.