hi i have 1993 zzr600 e1 it has developed a problem with the gears it is downshifting on its own it will shift all the way down to 2nd gear i have taken off the clutch basket to get a look at the drum and the parts round it everything looks fine has anyone ever experienced this problem b4 ? i have searched every forum but there is only posts of bikes jumping out of gear into a false nuetral or not selecting a gear at all but mine is not doing that its downshifting on its own with a steady throttle or accelerating help !!!!!!