Originally Posted by Jnich77
CBR F3 front rim and CBR 900 rear rim. The rear rim is a direct bolt on, everything goes together as if it was meant to fit. The front rim requires the calipers to be shimmed 3-5mm and you have to use a combination of 919 and F3 spacers and the 919 axle to get things to line up.
You can look it up on wristtwisters, they have a couple or threads on the swap.
That sounds like a lot of work and money, and I'm not sure I care that much, but thanks for the info!