Nokian Snowproof 3P 245/35 R20

Nokian Snowproof 3P is a winter tyre made in total of 34 sizes, ranging from R17 to R17 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 245/35 R20 is 40mm wider than the narrowest dimension (205) and 20mm narrower than the widest one (265). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (245mm), which results in 85.75mm sidewall height.