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The legal minimum depth of tread for car tyres over three quarters of the breadth is

A 1.6 mm

Tyres must have sufficient depth of tread to give them a good grip on the road surface. The legal minimum for cars is 1.6 mm. This depth should be across the central three quarters of the breadth of the tyre and around the entire circumference.

Related Information

The legal minimum tread depth for cars is 1.6 millimeters. This 1.6 mm should be in a continuous band throughout the central three-quarters of the tread width, throughout the whole of the circumference.

This rule is applicable for Cars and Light trailers including Caravans weighing up to 3,500 Kgs and/or eight passenger vehicle. This also includes Motorcycles above 50cc, all these vehicles must ensure that the grooves of the tread pattern have a depth of a least 1 mm throughout a continuous band measuring at least three-quarters of the breadth of the tread and round the entire outer circumference of the tyre.

[The Highway Code]


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1 year ago


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1 year ago

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1 year ago

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