Vredestein Quatrac 285/45 R20

Vredestein Quatrac is a allround tyre made in total of 60 sizes, ranging from R15 to R15 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 285/45 R20 is 140mm wider than the narrowest dimension (145) and 0mm narrower than the widest one (285). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (285mm), which results in 128.25mm sidewall height.