I found them on the Classifieds in this forum. I have noticed that a set of them seem to come up there for sale on average about ever month or two, and they are typically almost new take-offs. The prices I have seen for the rims only is usually right about 5 C-notes plus shipping, though that may vary somewhat depending on if the seller is in a populous area where customers wanting to buy them are close enough to drive to get them, because obviously buyers compute total outlay with shipping. Sometimes they are sold with the almost new OEM tires, and sometimes just the rims. I bought the rims only and paid just over 5 bills, shipping included.