Cadillac OPTIQ tire size
The most common factory tire size for the Cadillac OPTIQ is 275/40R21, on 25 of the 25 year and trim fits listed. The table lists every year from 2025 to 2027 and the size each trim was built with. Pick your year and trim to see the tires that fit.
Cadillac OPTIQ tire sizes by year
| Year | Factory tire size | Trims |
|---|---|---|
| 2027 | 245/50R20 | Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Premium Sport AWD, Premium Sport RWD, Sport AWD, Sport RWD |
| 275/40R21 | Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Premium Sport AWD, Premium Sport RWD, Sport AWD, Sport RWD | |
| 2026 | 275/40R21 | Luxury AWD, Luxury RWD, Premium Luxury, Premium Luxury AWD, Premium Luxury RWD, Premium Sport, Premium Sport AWD, Premium Sport RWD, Sport, Sport AWD, Sport RWD, V |
| 245/50R20 | Luxury AWD, Luxury RWD, Premium Luxury AWD, Premium Luxury RWD, Premium Sport AWD, Premium Sport RWD, Sport AWD, Sport RWD | |
| 2025 | 275/40R21 | AWD, Luxury 1, Luxury 2, Sport 1, Sport 2 |
| 245/50R20 | AWD |
Check your own tire
A trim can be sold with more than one wheel size. The size printed on the sidewall of your current tire, or on the placard in the driver's door jamb, is the one your vehicle has.