Test Your Tread Depth with the Penny Test The penny test is the gold standard for measuring tire tread-depth because it is easy and it works. Just take a penny and, with Lincoln's head upside down, put it between the tread blocks of the tire.
It is important to inspect your tires monthly to ensure proper performance. Once the tread is worn down to 2/32 of an inch, it’s time to get some new Yokohamas. Use the treadwear indicator bars or the penny test to determine when to change your tires.
Related posts to tire penny test
Place a penny head first into several tread grooves across the tire. If you always see the top of Lincoln’s head, your treads are shallow and worn. If this is the case, your tires need to be replaced..
The penny test is an easy and accurate way to measure tire tread depth. Take a penny and place it between the tire tread blocks with Lincoln’s head upside down and facing you. If Lincoln’s head is buried, your tires still have more than 2 32″ of tread..
The Penny Test. In the United States, tire tread depth is measured in 32nds of an inch. New tires typically come with 10 32″ or 11 32″ tread depths, and some truck, SUV and winter tires may have deeper tread depths than other models..