BFGoodrich All Terrain T/A KO2 285/60 R18

BFGoodrich All Terrain T/A KO2 is a summer tyre made in total of 45 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 285/60 R18 is 70mm wider than the narrowest dimension (215) and 40mm narrower than the widest one (325). This tyre profile of 60 means the sidewall height of the tyre is 60% of the tyre width (285mm), which results in 171mm sidewall height.