Spec Sizes

Buick Regal Sportback Tire Sizes by Year

Scan OEM tire sizes across years. Consecutive years with the same catalog sizes are grouped.

YearsTire sizes
2020 – 2018225/55R17 · 235/45R18 · 245/35R20 · 245/40R19 · 245/45R18
Buick Regal Sportback Tire Sizes by Year | Spec Sizes