Hankook W462 Winter i*cept RS3 is a winter tyre made in total of 77 sizes, ranging from R14 to R14 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 185/60 R15 is 20mm wider than the narrowest dimension (165) and 40mm narrower than the widest one (225). This tyre profile of 60 means the sidewall height of the tyre is 60% of the tyre width (185mm), which results in 111mm sidewall height. In 185/60 R15, there is only one possible speed index for Hankook W462 Winter i*cept RS3 - "T", which is good for speeds up to 190 km/h. In 185/60 R15, W462 Winter i*cept RS3 usually competes against UltraGrip Performance 3, which is a tyre from GoodYear with a rating of 97%, compared to 75% of the Hankook in question.