Viking CityTech II is a summer tyre made in total of 46 sizes, ranging from R13 to R13 - this particular dimension is R15, which means it fits to a 15 inch/381mm diameter wheel. 185/60 R15 is 50mm wider than the narrowest dimension (135) and 50mm narrower than the widest one (235). 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 Viking CityTech II - "H", which is good for speeds up to 210 km/h. In 185/60 R15, CityTech II usually competes against Ventus Prime3 K125, which is a tyre from Hankook with a rating of 75%, compared to 0% of the Viking in question.