Yokohama Geolandar H/T G056 285/60 R18

Yokohama Geolandar H/T G056 is a summer tyre made in total of 27 sizes, ranging from R15 to R15 - 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 -10mm narrower than the widest one (275). 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.