Avon ZZ5 295/30 R19

Avon ZZ5 is a summer tyre made in total of 18 sizes, ranging from R17 to R17 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 295/30 R19 is 90mm wider than the narrowest dimension (205) and -40mm narrower than the widest one (255). This tyre profile of 30 means the sidewall height of the tyre is 30% of the tyre width (295mm), which results in 88.5mm sidewall height.