Continental CrossContact RX 255/70 R17

Continental CrossContact RX is a summer tyre made in total of 62 sizes, ranging from R16 to R16 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 255/70 R17 is 40mm wider than the narrowest dimension (215) and 30mm narrower than the widest one (285). This tyre profile of 70 means the sidewall height of the tyre is 70% of the tyre width (255mm), which results in 178.5mm sidewall height.