245/50 R20 Goform GH18 variants
Goform GH18 is a summer tyre made in total of 8 sizes, ranging from R18 to R18 - this particular dimension is R20, which means it fits to a 20 inch/508mm diameter wheel. This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (245mm), which results in 122.5mm sidewall height. In 245/50 R20, there is only one possible speed index for Goform GH18 - "W", which is good for speeds up to 270 km/h.
245/50 R20 102 W XL
Goform GH18 is made in 8 sizes, starting from 245/50 R18 up to 255/55 R20.