Now, let's think about it. Harmonic Balancing is the idea that creates the ability to enable these vibrations to be cancelled out! Now how can that happen? Well in a Perfect World it is the exact same imbalance applied 180 degrees apart from the initial imbalance. Therefore, the Harmonics would equal out. Does that happen with a Rubber Elastomer Ring Sandwiched between a Crankshaft Hub and Inertia Ring? Well, sort of!