stud

One of my back mounting studs snapped at the face of the crankcase. I tried using an extracting bit with a drill and after that didn't work tried using a dremel to cut a slot so I could use a flat head to back it out. Neither worked and chewed up the opening of the hole pretty good in the...

I have had my bike for about 6 months. A couple months ago I heard a loud bang/crack while riding, while examining my bike I noticed one of the nuts on the back mounting stud was lose, I tightened it. I then noticed the other side was lose, however when I tightened it the whole stud slipped out...