2006 Gmc Sierra 1500 HD Tires SLE Reg. Cab 4×2 LT245-75R16 E 120-116R SLE Reg. Cab 4×4 WT Reg. Cab 4×4 WT Reg. Cab 4×2 Post navigationPrevious post: Best 2005 Gmc Sierra 1500 HD Tires & Tire SizeNext post: Best Tires for Gmc Sierra 1500 LIMITED