225/40 R18 Goodyear UltraGrip 8 Performance variants
Goodyear UltraGrip 8 Performance is a winter tyre made in total of 27 sizes, ranging from R16 to R16 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/40 R18 is 30mm wider than the narrowest dimension (195) and 60mm narrower than the widest one (285). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (225mm), which results in 90mm sidewall height. In 225/40 R18, there is only one possible speed index for Goodyear UltraGrip 8 Performance - "V", which is good for speeds up to 240 km/h.
Goodyear UltraGrip 8 Performance is made in 27 sizes, starting from 195/55 R16 up to 285/45 R20.
225/40 R18 - Best winter tyres (according to tests)
225/40 R18 is found on 51 vehicles:
