Pirelli Powergy 225/55 R19

Pirelli Powergy is a summer tyre made in total of 65 sizes, ranging from R16 to R16 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 225/55 R19 is 20mm wider than the narrowest dimension (205) and 30mm narrower than the widest one (255). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (225mm), which results in 123.75mm sidewall height.