255/40 R18 Nankang Winter Activa SV-55 variants

Weight index

Select: 9999

Speed index

Select: Select, H (210 km/h)H (210 km/h)

This combination is not available.

MFSNo

RunflatNo

Special: XL

Nankang Winter Activa SV-55 is a winter tyre made in total of 51 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 255/40 R18 is 60mm wider than the narrowest dimension (195) and 60mm narrower than the widest one (315). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (255mm), which results in 102mm sidewall height. In 255/40 R18, there is only one possible speed index for Nankang Winter Activa SV-55 - "H", which is good for speeds up to 210 km/h. In 255/40 R18, Winter Activa SV-55 usually competes against Wintrac Pro, which is a tyre from Vredestein with a rating of 68%, compared to 0% of the Nankang in question.