GoodYear Eagle Touring 275/45 R19

GoodYear Eagle Touring is a summer tyre made in total of 21 sizes, ranging from R19 to R19 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 275/45 R19 is 50mm wider than the narrowest dimension (225) and 30mm narrower than the widest one (305). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (275mm), which results in 123.75mm sidewall height.