Semperit Speed-Grip 5 215/45 R17

Semperit Speed-Grip 5 is a winter tyre made in total of 93 sizes, ranging from R14 to R14 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 215/45 R17 is 50mm wider than the narrowest dimension (165) 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 R17, Speed-Grip 5 usually competes against Polaris 6, which is a tyre from Barum with a rating of 83%, compared to 78% of the Semperit in question.