Kumho Ecsta HS52 is a summer tyre made in total of 89 sizes, ranging from R14 to R14 - this particular dimension is R14, which means it fits to a 14 inch/355.6mm diameter wheel. This tyre profile of 65 means the sidewall height of the tyre is 65% of the tyre width (175mm), which results in 113.75mm sidewall height. In 175/65 R14, there is only one possible speed index for Kumho Ecsta HS52 - "H", which is good for speeds up to 210 km/h. In 175/65 R14, Ecsta HS52 usually competes against Dynaxer HP4, which is a tyre from Kleber with a rating of 76%, compared to 78% of the Kumho in question.