Originally Posted by
Bill Gohr
Why don't you get rid of the confusion and post a pic of the heavy one and the 72 one together? Its obvious the difference, the 72 wheel is the only one with the thin ring gear and center hub magnets, looks like a 71 but a 71 had battery ignition and no center hub magnets, And if you see a 73 hangin on a rack somewhere dont count it out, the first production 73's had the light wheel too.
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