2004 Audi TT 1.8 Quattro Coupe Bolt Pattern

Bolt Pattern
5x100mm = 5x3.94 inches
Tire Sizes
Option 1
225/45R17 = 25x8.9R17
Option 2
225/40R18 = 25.1x8.9R18

The 2004 Audi TT 1.8 Quattro Coupe bolt pattern is 5-100 mm. This means there are 5 lugs and the diameter of the circle that the lugs make up measures 100 mm or 3.94 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.