Nokian Wetproof SUV 255/65 R17

Nokian Wetproof SUV is a summer tyre made in total of 27 sizes, ranging from R16 to R16 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 255/65 R17 is 40mm wider than the narrowest dimension (215) and -30mm narrower than the widest one (225). This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (255mm), which results in 165.75mm sidewall height.