Gripmax SureGrip Pro Winter 255/40 R22

Gripmax SureGrip Pro Winter is a winter tyre made in total of 35 sizes, ranging from R17 to R17 - this particular dimension is R22, which means it fits to a 22 inch/558.8mm diameter wheel. 255/40 R22 is 80mm wider than the narrowest dimension (175) and 80mm narrower than the widest one (335). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (255mm), which results in 102mm sidewall height.