2015 Subaru WRX STi Bolt Pattern


Bolt Pattern
5x114.3mm = 5x4.5 inches
Tire Sizes
245/40R18 = 25.7x9.7R18

The 2015 Subaru WRX STi bolt pattern is 5-114.3 mm. This means there are 5 lugs and the diameter of the circle that the lugs make up measures 114.3 mm or 4.5 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.