Kumho Ecsta PS71 245/40 R19

Kumho Ecsta PS71 is a summer tyre made in total of 227 sizes, ranging from R16 to R16 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. 245/40 R19 is 50mm wider than the narrowest dimension (195) and 70mm narrower than the widest one (315). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (245mm), which results in 98mm sidewall height. In 245/40 R19, Ecsta PS71 usually competes against RainSport 5, which is a tyre from Uniroyal with a rating of 65%, compared to 78% of the Kumho in question.