Kumho Ecowing ES31 is a summer tyre made in total of 58 sizes, ranging from R13 to R13 - this particular dimension is R14, which means it fits to a 14 inch/355.6mm diameter wheel. 165/70 R14 is 20mm wider than the narrowest dimension (145) and 60mm narrower than the widest one (225). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (165mm), which results in 115.5mm sidewall height. In 165/70 R14, there is only one possible speed index for Kumho Ecowing ES31 - "T", which is good for speeds up to 190 km/h. In 165/70 R14, Ecowing ES31 usually competes against Turanza T005, which is a tyre from Bridgestone with a rating of 89%, compared to 65% of the Kumho in question.