A Trailer For Any Need

SmithCo Side Dump Trailers are The Most Stable Side Dump on the Market.

Western Truck & Trailer Sales is not only an Authorized SmithCo Side Dump Dealer, we are the #1 SmithCo dealer in the country. Our sales department is staffed by trained trailer experts, and they know your business. Call us today at (888) 615-1388 to find the right trailer for your job. If we don’t have it in the lot for you, we can get it. We have a wide variety of SmithCo trailers available and will be happy to help you find the one to fit the job. 

Check Out Our SmithCo Inventory



The SmithCo SX1, Single-Axle Side Dump trailer is primarily intended for use in doubles operation, orwhen maneuverability is an issue.

Call For Details


The SmithCo SX2, 2-Axle Side Dump trailer is one of SmithCo's most popular and versatile models.


The SmithCo SX3, 3-Axle Side Dump trailer is an excellent choice for operators in states that allow for extended gross weights for 5-axle + truck/trailer combos.


The SmithCo SX4, 4-Axle Side Dump trailer is primarily used in states that allpw for extended gross weights, and is often part of a line haul operation.


The SmithCo SX5, 5-Axle Side Dump trailer is our Super Side Dump trailer, featuring a liftable/steerable axle and extended tub for a higher hauling capacity.


The SmithCo SX6, 6-Axle Side Dump trailer is the first of our Ultra Tub series, featuring 3 standard axles and 3 steerable lift axles, and an extended tub.



The SmithCo SX7, 7-Axle Side Dump trailer is the top of the line when it comes to the Ultra Tub. Operators with a standard CDL are able to haul upo 40 tons in a single trailer with our ultra tub and additional axles.