You can check your tyre tread depth in seconds using a coin from your pocket. In the UK, insert a 20p coin into the tread groove. If the outer ring disappears, your tread is above the 1.6mm legal ...

Drivers are being urged to check tyre tread right now, as new research shows they could be more dangerous than using a mobile ...

Yes, it does! Though not as much as speedometer fudging by your car manufacturer. Your car can only measure rotations of the axle, with expectations of tyre circumference based on its standard tyres.