As you have discovered, the freehub just pops off, fitting a new one is just the same process in reverse plus a bit of fiddling to get the pawls into the ratchet ring. Have a look at the video and see if you fancy doing it yourself http://vimeo.com/58173408
As you have discovered, the freehub just pops off, fitting a new one is just the same process in reverse plus a bit of fiddling to get the pawls into the ratchet ring. Have a look at the video and see if you fancy doing it yourself
http://vimeo.com/58173408