Nokian Seasonproof 1 is a allround tyre made in total of 67 sizes, ranging from R14 to R14 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 215/50 R17 is 50mm wider than the narrowest dimension (165) and 40mm narrower than the widest one (255). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (215mm), which results in 107.5mm sidewall height. In
215/50 R17, Seasonproof 1 usually competes against
Turanza All Season 6, which is a tyre from
Bridgestone with a rating of 92%, compared to 47% of the
Nokian in question.
