Westin 23-73540 E-Series Step Bar Westin, 23-73540, E-Series 3 in. Round Step Bar Cab Length, Single Step Pad - Polished Stainless Steel - Incl. Stainless Steel Brackets - Mount Kit Included - Rocker Mount Nerf/Step Bar,Side Steps and Nerf Bars,Exterior Accessories,E-Series 3 in. Round Step Bar Cab Length,23-73540,Westin,1500, 2500, 3500, Ram 1500, Dodge, Ram, 2015, 2014, 2013, 2012, 2011, 2010, 2009