To check tyre tread properly, use the 20p coin test (or a penny if you’re in the US): insert the coin into the main tread ...

Tire tread depth affects traction, heat, rolling resistance, comfort, and safety more than most drivers realize.

The technique of taking proper tread depth measurements is usually one that is never taught. In preparation for performing their service duties on a fleet's tires, technicians are normally handed a $2 ...

It used to be that just a simple tread depth gauge or a coin was used to measure the remaining rubber on tires, but now there is new technology to give retailers a much more precise look at treadwear.

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...