BFGoodrich All Terrain T/A KO2 285/55 R20

BFGoodrich All Terrain T/A KO2 is a summer tyre made in total of 44 sizes, ranging from R13 to R13 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 285/55 R20 is 70mm wider than the narrowest dimension (215) and 40mm narrower than the widest one (325). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (285mm), which results in 156.75mm sidewall height.