How to read a tyre

Repairs, Replacements, Summer and Winter Tyres for a wide range of vehicles.

Tyre safety advice from Michelin: 

Ever wondered what the markings on the side of a tyre mean?

  • 4x4 Diamaris. This is the name of the tyre.
  • 285/35 R 22 102W This is the size and characteristics of the tyre.
    285: This is the section width of the tyre. That means the overall width of the tyre in mm
    35: This is the aspect ratio of the tyre. That is the sidewall height of the tyre as a percentage of the section width
    R: This mean the tyre is of Radial construction
    22: This is the internal diameter of the tyre.
    102: This is the load index. How much weight the tyre can carry 
    W: This is the speed index. The maximum speed the tyre is designed for.
  • Tubeless: This means the tyre has no inner tube

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