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245/45 R17 Semperit Speed-Life 3 variants
Semperit Speed-Life 3 is a summer tyre made in total of 113 sizes, ranging from R15 to R15 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 245/45 R17 is 80mm wider than the narrowest dimension (165) and 50mm narrower than the widest one (295). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (245mm), which results in 110.25mm sidewall height. In 245/45 R17, there is only one possible speed index for Semperit Speed-Life 3 - "Y", which is good for speeds up to 300 km/h. In 245/45 R17, Speed-Life 3 usually competes against Advantage, which is a tyre from BFGoodrich with a rating of 76%, compared to 65% of the Semperit in question.
Semperit Speed-Life 3 is made in 113 sizes, starting from 165/65 R15 up to 295/35 R21.
