Pirelli Cinturato All Season 255/45 R19

Pirelli Cinturato All Season is a allround tyre made in total of 56 sizes, ranging from R14 to R14 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 255/45 R19 is 90mm wider than the narrowest dimension (165) and 30mm narrower than the widest one (285). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (255mm), which results in 114.75mm sidewall height.