2026 GMC Sierra EV Tire Sizes

Factory original equipment (OE) tire specifications.

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AT4

Tire Size
LT285/75R18/E
Load Index
129
Speed Rating
S

Denali

Tire Size
LT275/50R22/E
Load Index
119
Speed Rating
S

Denali

Tire Size
LT275/50R24/E
Load Index
121
Speed Rating
S

Elevation

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

Elevation

Tire Size
LT275/50R22/E
Load Index
119
Speed Rating
S