Gripmax Pro Winter 215/40 R17

Gripmax Pro Winter is a tyre made in total of 131 sizes, ranging from R16 to R16 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 215/40 R17 is 40mm wider than the narrowest dimension (175) and 110mm narrower than the widest one (325). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (215mm), which results in 86mm sidewall height.