Not sure what trim options are for your 2015 Buick Regal?
Choose from the options below.
Version/Option
Tire Size
255/35R20
245/40R19
235/50R18
235/50R17
235/50R18
235/50R18
Version/Option
Tire Size
Version/Option
Tire Size
Version/Option
Tire Size
235/50R18
235/50R17
Version/Option
Tire Size
235/50R18
235/50R18
Find your personalized tire set.
There are two places to find your tire size. Look directly on your tire sidewall or inside your driver’s side door jamb for your vehicle’s tire size.
Passenger Tire Sidewall
High Flotation Tire Sidewall
Inside Your Door Jamb