Wabash National seeing promise fulfilled in final-mile body business Customers for vans and reefers now asking about its smaller delivery vehicles 2 minutes read Wabash National is finally realizing the potential of its Final Mile Product line, built on the 2017 acquisition of Supreme body builders. (Photo: Wabash National) The waiting to see its investment in final-mile products pay off may finally be happening for Wabash National (NYSE: WNC). The trailer maker that books most of its revenue from dry vans and refrigerated trailers saw great potential for last-mile delivery in 2017 when it paid $364 million for Supreme, the second-largest bodybuilder behind Morgan-Olson, the leading producer of aluminum walk-in vans.