for those of you who want to know the wheel sizes for the a3 and s3 they are as follows,
5 spoke comp alloys as fitted to v chassis a3,9/96 to 7/97,7x16 et 44.5, 5/100 pcd
5 spoke comp alloys as fitted to w chassis and onwards a3 8/97-present day 6.5x16 et42, 5/100 pcd
6 spoke avus alloys as fitted to s3,1/99-onwards
7.5x17 et 32, 5/100 pcd
i hope this can be of help to everyone.