Falken EuroWinter HS02 Pro 305/45 R20

Falken EuroWinter HS02 Pro is a winter tyre made in total of 78 sizes, ranging from R16 to R16 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 305/45 R20 is 80mm wider than the narrowest dimension (225) and -30mm narrower than the widest one (275). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (305mm), which results in 137.25mm sidewall height.