Sentury Qirin 990 215/55 R18

Sentury Qirin 990 is a summer tyre made in total of 113 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 215/55 R18 is 60mm wider than the narrowest dimension (155) and 60mm narrower than the widest one (275). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (215mm), which results in 118.25mm sidewall height. In 215/55 R18, Qirin 990 usually competes against Sport Master, which is a tyre from Linglong with a rating of 77%, compared to 14% of the Sentury in question.