Nokian Powerproof 2 215/65 R17

Nokian Powerproof 2 is a summer tyre made in total of 91 sizes, ranging from R16 to R16 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 215/65 R17 is 10mm wider than the narrowest dimension (205) and 100mm narrower than the widest one (315). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (215mm), which results in 139.75mm sidewall height.