Michelin Primacy 4 195/50 R15

Michelin Primacy 4 is a summer tyre made in total of 386 sizes, ranging from R14 to R14 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 195/50 R15 is 40mm wider than the narrowest dimension (155) and 110mm narrower than the widest one (305). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (195mm), which results in 97.5mm sidewall height.