Continental Conti Scandinavia Hs3 is a winter tyre made in total of 11 sizes, ranging from R19 to R19 - this particular dimension is R23, which means it fits to a 23 inch/584.2mm diameter wheel. 315/80 R22.5 is 50mm wider than the narrowest dimension (265) and 70mm narrower than the widest one (385). This tyre profile of 80 means the sidewall height of the tyre is 80% of the tyre width (315mm), which results in 252mm sidewall height. In 315/80 R22.5, there is only one possible speed index for Continental Conti Scandinavia Hs3 - "", which is good for speeds up to km/h.