Avon ZV7 235/50 R18

Avon ZV7 is a summer tyre made in total of 278 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/50 R18 is 85mm wider than the narrowest dimension (150) and 40mm narrower than the widest one (275). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (235mm), which results in 117.5mm sidewall height. In 235/50 R18, ZV7 usually competes against N blue HD Plus, which is a tyre from Nexen with a rating of 0%, compared to 12% of the Avon in question.