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225/50 R18 Gt Radial Fe2 variants
Gt Radial Fe2 is a tyre made in total of 38 sizes, ranging from R14 to R14 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/50 R18 is 60mm wider than the narrowest dimension (165) and 0mm narrower than the widest one (225). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (225mm), which results in 112.5mm sidewall height. In 225/50 R18, there is only one possible speed index for Gt Radial Fe2 - "W", which is good for speeds up to 270 km/h.
Gt Radial Fe2 is made in 38 sizes, starting from 165/70 R14 up to 225/55 R18.