How to Safely Check Brake Discs and Drums for Warping

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Duration: 4:06

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Warped discs or brake drums can cause vibration or pulsing under braking. This video course shows you how to safely measure and diagnose warping or distortion of braking components and offers top tips on what to do if you find a problem. Our methods cover diagnosing and measurement of run out and tolerances on both dial gauges and some handy techniques for checking at home without specialist tools.