Giti Winter W1 195/55 R20

Giti Winter W1 is a tyre made in total of 10 sizes, ranging from R15 to R15 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 195/55 R20 is 10mm wider than the narrowest dimension (185) and 0mm narrower than the widest one (195). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (195mm), which results in 107.25mm sidewall height.