Originally Posted by kfried

I recently had a clicking sound, and it came at the same point in the revolution and only under power. That is, if I just let my pedal go around without applying down force, no click. On the advice of several other threads, I took my pedals off, degreased them and then regreased them. Clicking noise solved.

I know you've said it's not the pedals, but it's an easy process just to be sure.