Michelin X Ice Xi3 225/50 R18

Michelin X Ice Xi3 is a summer tyre made in total of 6 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (225mm), which results in 112.5mm sidewall height.