2012 BMW M3 Coupe Standard Model Bolt Pattern

Bolt Pattern
5x120mm = 5x4.72 inches
Tire Sizes
Option 1
245/40R18 = 25.7x9.7R18 (front)
265/40R18 = 26.3x10.4R18 (rear)
Option 2
245/35R19 = 25.8x9.7R19 (front)
265/35R19 = 26.3x10.4R19 (rear)

The 2012 BMW M3 Coupe Standard Model bolt pattern is 5-120 mm. This means there are 5 lugs and the diameter of the circle that the lugs make up measures 120 mm or 4.72 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.