Pirelli Cinturato Winter 2 235/45 R18

Pirelli Cinturato Winter 2 is a winter tyre made in total of 60 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/45 R18 is 40mm wider than the narrowest dimension (195) and -20mm narrower than the widest one (215). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (235mm), which results in 105.75mm sidewall height.