So called them 3 days ago, Roy wasn't in and Robby wasn't 100% sure, so gave them another call yesterday and asked for Roy. He told me to reuse the 2 "rings".

Quote Originally Posted by TPEHAK View Post
Is this kit just friction plates and rings? If so just measure the original clutch pack thickness and your new clutch pack thickness. If the thickness is the same you have to keep the parts you don't see in the kit. The idea is the parts stack must have the same thickness as the original setup.

If there are more parts, like new basket, new spring, etc, I would compare the original parts and the new parts from the kit to understand how it supposed to work and which parts I should keep.
Yes it's friction plates but also clutch plates. And the kit fits other HD models. So it's possible to not use the whole pack. Quite confusing, but managed