Michelin Pilot Sport S 5 275/40 R23

Michelin Pilot Sport S 5 is a summer tyre made in total of 39 sizes, ranging from R19 to R19 - this particular dimension is R23, which means it fits to a 23 inch/584.2mm diameter wheel. 275/40 R23 is 50mm wider than the narrowest dimension (225) and 0mm narrower than the widest one (275). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (275mm), which results in 110mm sidewall height.