Tires, checking

WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2008 Audi S4, 2008 Audi RS 4, 2008 Audi A4, 2007 Audi S4, and 2007 Audi RS 4. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

For reasons of safety only tires of same type and tread pattern should be fitted on a vehicle!
On All Wheel Drive vehicle tires of the same type and tread pattern must be used. Otherwise the center differential may be damaged.