2002-2006 Yamaha YFR450FAR Service Manual LIT-11616-16-01, Page 209Get this manual
MIDDLE GEAR
REMOVING THE MIDDLE DRIVE SHAFT 1.Straighten: Punched portion of the nut (middle drive pinion gear) 2.Loosen: Nut (middle drive pinion gear) NOTE: Secure the middle drive shaft in the vise with clean rag3.Remove: Nut (middle drive pinion gear) Middle drive pinion gear Shim(s)