235/40 R18 Kumho Ecsta PS31 variants

Weight index

Select: 9595

Speed index

Select: Select, W (270 km/h)W (270 km/h)

This combination is not available.

MFSNo

RunflatNo

Kumho Ecsta PS31 is a summer tyre made in total of 54 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 235/40 R18 is 50mm wider than the narrowest dimension (185) and 40mm narrower than the widest one (275). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (235mm), which results in 94mm sidewall height. In 235/40 R18, there is only one possible speed index for Kumho Ecsta PS31 - "W", which is good for speeds up to 270 km/h. In 235/40 R18, Ecsta PS31 usually competes against ZIEX ZE310 ECORUN, which is a tyre from Falken with a rating of 72%, compared to 0% of the Kumho in question.