Bridgestone Potenza Sport 285/45 R19

Bridgestone Potenza Sport is a summer tyre made in total of 194 sizes, ranging from R17 to R17 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 285/45 R19 is 80mm wider than the narrowest dimension (205) and 70mm narrower than the widest one (355). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (285mm), which results in 128.25mm sidewall height.