When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I have not played around much with the stock wheels, but I'll wager a 9" front and a 12" rear. That's the set-up from my 04.5 500HO. I do have aftermarket wheels, so maybe 9" could be too wide out front....