Tomason Sportrace is a summer tyre made in total of 63 sizes, ranging from R15 to R15 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 205/45 R17 is 10mm wider than the narrowest dimension (195) and 70mm narrower than the widest one (275). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (205mm), which results in 92.25mm sidewall height. In
205/45 R17, Sportrace usually competes against
Intensa UHP 2, which is a tyre from
Sava with a rating of 61%, compared to 1% of the
Tomason in question.