Semperit Speed-Grip 3 205/55 R17

Semperit Speed-Grip 3 is a winter tyre made in total of 51 sizes, ranging from R15 to R15 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 205/55 R17 is 20mm wider than the narrowest dimension (185) and -10mm narrower than the widest one (195). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (205mm), which results in 112.75mm sidewall height. In 205/55 R17, Speed-Grip 3 usually competes against Speed-Grip 5, which is a tyre from Semperit with a rating of 78%, compared to 0% of the Semperit in question.