2008 GMC Sierra 2500 HD Tire Sizes
Factory original equipment (OE) tire specifications.
SLE Crew Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
S
SLE Crew Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
R
SLE Crew Cab
Tire Size
LT265/70R17/E
Load Index
121
Speed Rating
Q
SLE Ext. Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
S
SLE Ext. Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
R
SLE Ext. Cab
Tire Size
LT265/70R17/E
Load Index
121
Speed Rating
Q
SLE Reg. Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
S
SLE Reg. Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
R
SLE w/Z71 Pkg.
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
R
SLE w/Z71 Pkg.
Tire Size
LT265/70R17/E
Load Index
121
Speed Rating
Q
SLT Crew Cab
Tire Size
LT265/70R17/E
Load Index
121
Speed Rating
Q
SLT Crew Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
S
SLT Ext. Cab
Tire Size
LT265/70R17/E
Load Index
121
Speed Rating
Q
SLT w/Z71 Pkg.
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
R
SLT w/Z71 Pkg.
Tire Size
LT265/70R17/E
Load Index
121
Speed Rating
Q
WT Crew Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
S
WT Crew Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
R
WT Ext. Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
S
WT Ext. Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
R
WT Reg. Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
S
WT Reg. Cab
Tire Size
LT245/75R16/E
Load Index
120
Speed Rating
R