Audi RS3 tire size
The most common factory tire size for the Audi RS3 is 255/30R19 front, 235/35R19 rear, on 12 of the 23 year and trim fits listed. The table lists every year from 2017 to 2027 and the size each trim was built with. Pick your year and trim to see the tires that fit.
Audi RS3 tire sizes by year
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.