Michelin X Ice Xi3 245/50 R19

Michelin X Ice Xi3 is a summer tyre made in total of 6 sizes, ranging from R13 to R13 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 245/50 R19 is 20mm wider than the narrowest dimension (225) and 30mm narrower than the widest one (275). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (245mm), which results in 122.5mm sidewall height.