Close up of side dump trailer

SmithCo side dump trailers are second-to-none, providing superior stability, easier unloading, and faster cycle times. Rely on our side dump trailers for increased safety and stability with any haul and a more versatile method of getting the job done.

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Standard Series

SmithCo’s SX Series encompasses a number of different side dump trailer models that have varying amounts of axles.

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Medium High Series

SmithCo’s Medium High Volume tub was designed for low density payloads that require larger tub volume.

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Super High Series

SmithCo’s Super High Volume tub was designed for wet, low density payloads.

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Off-Road Series

SmithCo's offroad CP Series includes the Brute CP30, CP20 and CPSHV20.

Feedlot trailer

Feedlot Series

SmithCo’s Feedlot side dump trailers are designed to hold low density payloads that require more tub volume and can handle dual product hauling.

Mining Industry

Mine Series

SmithCo's offroad Mine Series of side dump trailers includes tipper mine trailers and double tub mine trailers. View and download our Mine trailer sell sheet.

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A-Trains & B-Trains

SmithCo has developed a large series of A- and B-Train side dump trailer configurations ranging from six to 15 axles combinations.

Double Tub

Double Tub Series

The SmithCo Double Tub Series is our SX Series frame mounted with two or three tubs instead of one.

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Truck Mount Box

SmithCo’s Truck Mount Box is a shorter, easier to transport, fully functional side dump trailer that can be mounted to a tractor or truck chassis.