Holst Trailer Sales is a family owned and operated dealership serving Southeast Idaho and surrounding areas since 2015. We offer quality trailers from top brands like Big Tex, Diamond C, Aluma, Cargo Express, Formula, Wells Cargo, and ATC. Along with trailer sales, we provide parts, service, repair, and installation for brakes, wiring, hitches, accessories, and more. Our experienced service team is committed to keeping your trailer safe, reliable, and on the road long after the sale. From routine maintenance to repairs and upgrades, we take pride in fast turnaround times, quality workmanship, and dependable customer care. Our team is dedicated to honest pricing, expert support, and helping you find the perfect trailer for your needs.

Diamond C FMAX210 Max Ramp Gooseneck Trailer Built for heavy-duty hauling, the FMAX210 features a 25,000 lb GVWR base and is offered in lengths from 20' to 40' and width 102", giving you serious capacity and versatility. The trailer's standout "Max Ramps" system offers full-width, spring-assisted loading ramps and a 60" dovetail on many models, making it ideal for moving heavy equipment with ease. Constructed with Diamond C's exclusive Engineered Beam / Gooseneck 2.0 frame for a stronger, lighter build, you'll get exceptional durability without excessive weight. Standard features include dual 10,000 lb axles with electric brakes, treated lumber floor, all-LED lighting, and a 12" engineered gooseneck for easy hook-up and stable towing. Whether you're hauling construction equipment, landscaping gear, or heavy tows, the FMAX210 Max Ramp delivers the muscle and user-friendly design you need.