Continental PremiumContact C 245/35 R21

Continental PremiumContact C is a summer tyre made in total of 41 sizes, ranging from R17 to R17 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. 245/35 R21 is 30mm wider than the narrowest dimension (215) and 40mm narrower than the widest one (285). This tyre profile of 35 means the sidewall height of the tyre is 35% of the tyre width (245mm), which results in 85.75mm sidewall height.