For all of those reasons above, you need to ensure that you have the right level of tread, and that your tires are still safe for you to be driving on. Tires with worn tread need to be replaced, and one of the first maintenance tricks that many car owners learn is the penny test. ...
Insert a penny into your tire's tread groove with Lincoln's head upside down and facing you. If you can see all of the head, your tire tread depth is less than 2/32 inch and it's time to replace your tires. Quarter Test for Tire Tread Wear Measurement ...
which is probably almost as old as Abraham Lincoln himself. Put a penny into the gap between tread blocks with Abe's head facing down. If you can see all of Lincoln's head, your tread depth is below 2/32” and the tire is legally bald.Replace immediately. If the president'...