BMW 230i tire size
The most common factory tire size for the BMW 230i is 225/40R18 front, 245/35R18 rear, on 14 of the 24 year and trim fits listed. Each year below lists the sizes its trims were built with (2017 to 2026). Pick your year and trim to see the tires that fit.
BMW 230i tire sizes by year
20254 sizes · 6 trims
20244 sizes · 6 trims
20234 sizes · 6 trims
20224 sizes · 6 trims
20213 sizes · 6 trims
20203 sizes · 6 trims
20193 sizes · 8 trims
20184 sizes · 10 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.