2015 Chevrolet Silverado 3500 HD High Country Tire Sizes

Factory original equipment (OE) tire specifications.

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(DRW)

Tire Size
LT235/80R17/E
Load Index
120
Speed Rating
R

Base

Tire Size
LT265/70R18/E
Load Index
124
Speed Rating
S

Base

Tire Size
LT265/70R18/E
Load Index
124
Speed Rating
R

Snow Plow Prep Pkg.

Tire Size
LT265/70R18/E
Load Index
124
Speed Rating
S

Snow Plow Prep Pkg.

Tire Size
LT265/70R18/E
Load Index
124
Speed Rating
R

Snow Plow Prep Pkg. (DRW)

Tire Size
LT235/80R17/E
Load Index
120
Speed Rating
R