Headway HU901 285/45 R19

Headway HU901 is a summer tyre made in total of 46 sizes, ranging from R16 to R16 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 285/45 R19 is 90mm wider than the narrowest dimension (195) and -30mm narrower than the widest one (255). 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.