Giti Gdr638 265/70 R19.5

Giti Gdr638 is a tyre made in total of 15 sizes, ranging from R18 to R18 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 265/70 R19.5 is 60mm wider than the narrowest dimension (205) and 0mm narrower than the widest one (265). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (265mm), which results in 185.5mm sidewall height.