This training course is titled 'WHAT CAUSES WHEEL IMBALANCE' and is video 201 in the Wheel Balance Training Series, brought to you by Perfect Equipment. In this training course we will look at the science behind what causes an imbalance. We will also look deeper into what causes a wheel assembly to come out-of-balance and what a driver should do once this happens. Brought to you by Perfect Equipment. Learn more at www.perfectequipment.com Design, text & content copyright © 2012, Perfect Equipment, Inc. All rights reserved. Perfect Equipment is a brand of WEGMANN automotive.