2026 Cadillac OPTIQ Tire Sizes

Factory original equipment (OE) tire specifications.

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Luxury

Tire Size
245/50R20
Load Index
105
Speed Rating
H

Premium Luxury

Tire Size
245/50R20
Load Index
105
Speed Rating
H

Premium Luxury

Tire Size
275/40R21
Load Index
107
Speed Rating
H

Premium Sport

Tire Size
245/50R20
Load Index
105
Speed Rating
H

Premium Sport

Tire Size
275/40R21
Load Index
107
Speed Rating
H

Sport

Tire Size
245/50R20
Load Index
105
Speed Rating
H

Sport

Tire Size
275/40R21
Load Index
107
Speed Rating
H

V

Tire Size
275/40R21
Load Index
107
Speed Rating
H