Goodride ZuperSnow Z-507 is a winter tyre made in total of 23 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 215/45 R18 is 30mm wider than the narrowest dimension (185) and 60mm narrower than the widest one (275). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (215mm), which results in 96.75mm sidewall height. In
215/45 R18, ZuperSnow Z-507 usually competes against
Winter, which is a tyre from
Dunlop with a rating of 96%, compared to 18% of the
Goodride in question.
