Laufenn G Fit 4S LH71 225/55 R18

Laufenn G Fit 4S LH71 is a tyre made in total of 76 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/55 R18 is 70mm wider than the narrowest dimension (155) and 30mm narrower than the widest one (255). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (225mm), which results in 123.75mm sidewall height.