Figured it out, just happened to have an A4 5 spoke sport wheel center cap lying around. It's part number 4B0 l601 170, for anyone who cares :) Lee > Anybody know which Audi center cap will fit a Ronal R7 wheel? > > FYI, here's a picture of the R7 - > http://www.ronalusa.com/wheels/opt-images/r7/r7-5lug.jpg >