Buick Regal-Sportback

Buick Regal-Sportback Tire Sizes

Here is a list of Buick Regal-Sportback tire sizes, including the correct sizes for each year and model.

2018 Buick Regal Sportback Tire Sizes

SubmodelTire Sizes
Base Model225/55R17
Essence245/45R18
GS245/40R19
Preferred
  • 225/55R17 (front)
  • 245/45R18 (rear)
Preferred II245/45R18

2019 Buick Regal Sportback Tire Sizes

SubmodelTire Sizes
Avenir245/40R19
Base Model225/55R17
Essence245/45R18
GS245/40R19
Preferred
  • 225/55R17 (front)
  • 245/45R18 (rear)
Preferred II245/45R18

2020 Buick Regal Sportback Tire Sizes

SubmodelTire Sizes
Avenir245/40R19
Base Model225/55R17
Essence245/45R18
GS245/45R18
Preferred
  • 225/55R17 (front)
  • 245/45R18 (rear)