Posts Tagged: tread depth

How to Measure Tread Depth With a Tread Depth Gauge

Learn why measuring tire tread depth with a gauge is better than the penny test While many drivers are familiar with the “penny test” or “coin test” for checking tread depth, relying on this method can give you a false sense of security. The penny test only tells you if your tire tread depth is above the legal minimum. It can’t tell you if it’s approaching or below the critical 4/32″ depth at which a tire starts losing a significant amount of stopping power, nor can it tell you if … Read More