2151680 caterpillar:shaft SHAFT-PLNTY-YM

Westin 21-51680 PRO TRAXX 5 Oval Nerf Bars fits 2007-2013 Silverado Sierra 1500 Extended Cab 2007-2010 Silverado Sierra 2500 3500HD 2011-2014 Silverado Sierra 2500 3500HD (Exc Diesel) Polished Pair
Westin Perfect Fit: Direct fit for 2007-2013 Silverado Sierra 1500 Extended Cab 2007-2010 Silverado Sierra 2500 3500HD 2011-2014 Silverado Sierra 2500 3500HD (Exc Diesel) || Constructed of 4", 5" or 6" oval tubing with 4" wide injection molded polymer step pads || Protects vehicle rocker panels from potential damage || Steel construction with 30 degree factory style bends at each fully-welded dome end || Bolt-on installation and mount kit included - no drilling required on most applications

Westin 21-51680 Pro Traxx 5" Oval Step Bar
Westin 5 inch wide step pad for secure footing || Bold saddle step pad || Sealed tube ends keep road debris and moisture out to protect against corrosion || No drill installation || Mount kit included