Michelin Primacy 4 265/70 R19.5

Michelin Primacy 4 is a summer tyre made in total of 384 sizes, ranging from R14 to R14 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. 265/70 R19.5 is 110mm wider than the narrowest dimension (155) and 40mm narrower than the widest one (305). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (265mm), which results in 185.5mm sidewall height.