Originally Posted by
pokie
I have CRC tires installed on my gen-x currently. I don't have CRC rear pinks available right now so I'm thinking of putting Prizm pinks on the rear, and dont want to put a different size wheel on to limit the change of variables on my setup. I also heard I have to shim both sides to keep the width the same.
I think you'll have to shim it a little, but I'd say any difference in performance based on any minor difference in dia. would be negligible. If your name was Mike Blackstock you MIGHT be able to spot a difference on the clock, mere mortals would never know.