but we really haven't published a conversion chart that shows what the most commonly available sizes of P-metric 4x4 and off-road tires equate to in the commonly understood imperial measurements ...

Few car maintenance tasks are as crucial (or as often overlooked) as tire tread depth. It's a major part of determining how safe, effective, and long-lasting your tires are, and yet it's rarely ...

of checking minimum tire tread depth just doesn't cut it anymore. Famously, the penny test (pictured) involves inserting a penny into the tread of a tire with President Lincoln's head upside down.

Another common tip was to use a penny to check the tread on your tires. But like everything else, the cost of this simple test has also gone up over the years. Now, instead of using a penny ...

FRESNO, Calif. (KFSN) -- Low tread depth on car tires can be a factor when it comes to hydroplaning, so what's a quick way to check your tread? "Because your tire pressure is directly correlated ...