Nokian Hakkapeliitta R3 195/55 R20

Nokian Hakkapeliitta R3 is a winter tyre made in total of 78 sizes, ranging from R14 to R14 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 195/55 R20 is 20mm wider than the narrowest dimension (175) and 70mm narrower than the widest one (265). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (195mm), which results in 107.25mm sidewall height.