Pirelli Scorpion Ice 255/55 R18

Pirelli Scorpion Ice is a tyre made in total of 7 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (255mm), which results in 140.25mm sidewall height.