2008 Audi A6 4.2 Sedan Quattro Bolt Pattern

Bolt Pattern
5x112mm = 5x4.4 inches
Tire Sizes
Option 2
245/45R17 = 25.7x9.7R17
Option 1
245/40R18 = 25.7x9.7R18
Option 3
255/35R19 = 26x10R19

The 2008 Audi A6 4.2 Sedan Quattro 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.