Big W Sales is one of the largest suppliers of spray and fertilizer application equipment and accessories in the western Unit ... ed States. In addition to manufacturing trailers, Big W Sales is the exclusive distributor for some of the leading manufacturers of spray and fertilizer application equipment including CASE IH, Highway Equipment/New Leader, Adams, and Waconia Manufacturing. In addition, Big W Sales is the proud distributor of industry leaders including Ace, Banjo, CDS-John Blue, Hypro, Raven, Snyder Industries, Spraying Systems and Teejet. read more