New LT 265/70R18 Cooper Discoverer AT3 XLT 124/121S E - 18/32 | eBay
Set of 4 (FOUR) Cooper Discoverer AT3 XLT LT 265/70R18 124/121S E 10 Ply A/T All Terrain Tires Fits: 2011-20 Chevrolet Silverado 2500 HD LTZ, 2011-15 GMC Sierra 2500 HD Denali - Walmart.com
Cooper Discoverer A/T3 265/70R18 116T AT A/T All Terrain Tire
Set of 4 (FOUR) Cooper Discoverer AT3 XLT LT 265/70R18 124/121S E 10 Ply A/T All Terrain Tires Fits: 2011-20 Chevrolet Silverado 2500 HD LTZ, 2011-15 GMC Sierra 2500 HD Denali - Walmart.com