Originally Posted by davintosh

I took a wheel off my new-to-me X5 -- with the Sport package and stock 18" wheels -- for the first time today, and was surprised to find that the wheel bolts were 19mm instead of 17mm, and each of them had a tapered washer on it. At first I thought it was just an e53 thing, but I guess not.

edit: I was just poking around in RealOEM, and couldn't find any wheels that spec'd a 17mm wheel bolt.