Westin 203550 Nerf Bar Westin, 20-3550, GenX 4 in. Oval Nerf Step Bar Cab Length, Incl. Mount Kit - 2 Drop Down Nerf Steps - Stainless Steel - Rocker Mount Nerf/Step Bar,Side Steps and Nerf Bars,Exterior Accessories,GenX 4 in. Oval Nerf Step Bar Cab Length,20-3550,Westin,1500, Ram 1500, Dodge, Ram, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009