Gripmax Pro Winter 315/30 R22

Gripmax Pro Winter is a tyre made in total of 97 sizes, ranging from R16 to R16 - this particular dimension is R22, which means it fits to a 22 inch/558.8mm diameter wheel. 315/30 R22 is 140mm wider than the narrowest dimension (175) and 10mm narrower than the widest one (325). This tyre profile of 30 means the sidewall height of the tyre is 30% of the tyre width (315mm), which results in 94.5mm sidewall height.