retaining

I'm changing my rear sprocket out to a 41 tooth, I don't have the correct size socket to remove the 6 cush retaining nuts that tighten to the rear sprocket flange? Do I need a special socket for these (6) nuts? There not normal hex head nuts? a 15mm socket is to small and 17mm is too big, I'm...

Folks. I have personally read the recall bulletin at my dealer. English and grammar aside, the interpretaion is easy and WE WERE ALL MISINFORMED ON THE PREVIOUS THREADS. Allow me to clarify: The bulletin clearly states that the bikes between VIN #'s ...0448 through 4048 MAY BE AFFECTED...