Quote:
Originally Posted by Bob2010
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Yes, it applies to motorcycle rotors too.
Quote:
Originally Posted by corksil
When the front of the bike was lifted, and the wheel spun -- they wobbled from left to right of vertical axis. They would drag slightly, and then free spin for almost a full revolution, and then drag again.
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That's certainly lateral runout, which could be caused by actual warping of the rotors or something else that makes them wobble. Were they true initially?