Confirm Tire Size for Your 2019 Buick Regal Sportback Preferred II
Shopping for tires? Select tire size to proceed.
Buick equips your vehicle with more than one possible size during production.
Please select the size installed on your vehicle from the choices below.
Original Equipment Wheel Diameter: 17"
225/55R17Original Equipment Wheel Diameter: 18"
245/45R18![The tire size is set by the numbers on the tire. The numbers are width, ratio and diameter in order]()
Where can I find my tire size?
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