2015 Audi S3 Base Model Bolt Pattern

Bolt Pattern
5x112mm = 5x4.4 inches
Tire Sizes
Option 1
225/40R18 = 25.1x8.9R18
Option 2
235/35R19 = 25.5x9.3R19

The 2015 Audi S3 Base Model bolt pattern is 5-112 mm. This means there are 5 lugs and the diameter of the circle that the lugs make up measures 112 mm or 4.4 inches across. To get a close measurement of your 5 lug bolt pattern without a bolt pattern tool you should measure from the center of one lug to the outer edge of the lug furthest from it.