Thanks Mike,
Your image verifies what I see on vagcat.com.
For 314mm: AKG, AGH, AEM, ABZ, ALG, ACK, AEJ, AAH, AKJ, AEW, AFB, AKN
For 323mm: AHC, AKH
Are these engine codes?!? - mine is AQF001140 so don't think it's part of the selection.
Which is it
-Oli