Manufacturers

Chevy

YearModelTire SizeOptions
2011Silverado 2500LT265/60R20/E 121RHD LT (20 Inch Option), HD LTZ (20 Inch Option)
2012Silverado 2500LT265/60R20/E 121RHD LT (20 Inch Option), HD LTZ (20 Inch Option)
2013Silverado 2500LT265/60R20/E 121SHD LT (20 Inch Option)
2013Silverado 2500LT265/60R20/E 121RHD LTZ (20 Inch Option)
2014Silverado 2500LT265/60R20/E 121SHD LT (20 Inch Option), HD LTZ (20 Inch Option)

GMC

YearModelTire SizeOptions
2011Sierra 2500LT265/60R20/E 121RHD Denali (20 Inch Option), HD SLE (20 Inch Option), HD SLT (20 Inch Option)
2011Sierra 3500LT265/60R20/E 121RHD Denali (20 Inch Option)
2012Sierra 2500LT265/60R20/E 121RHD Denali (20 Inch Option), HD SLE (20 Inch Option), HD SLT (20 Inch Option)
2012Sierra 3500LT265/60R20/E 121RHD Denali (20 Inch Option)
2013Sierra 2500LT265/60R20/E 121SHD Denali (20 Inch Option), HD SLE (20 Inch Option), HD SLT (20 Inch Option)
2013Sierra 3500LT265/60R20/E 121SHD Denali (20 Inch Option)
2014Sierra 2500LT265/60R20/E 121SHD Denali, HD SLE (20 Inch Option), HD SLT (20 Inch Option)
2014Sierra 3500LT265/60R20/E 121SHD Denali