BMW 320i xDrive tire size
The most common factory tire size for the BMW 320i xDrive is 225/45R18, on 12 of the 13 year and trim fits listed. Each year below lists the sizes its trims were built with (2013 to 2018). Pick your year and trim to see the tires that fit.
BMW 320i xDrive tire sizes by year
20183 sizes · 6 trims
20173 sizes · 6 trims
20163 sizes · 6 trims
20153 sizes · 6 trims
20143 sizes · 6 trims
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.