Continental ContiPremiumContact 5 is a summer tyre made in total of 34 sizes, ranging from R14 to R14 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 205/55 R17 is 20mm wider than the narrowest dimension (185) and 30mm narrower than the widest one (235). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (205mm), which results in 112.75mm sidewall height. In 205/55 R17, there is only one possible speed index for Continental ContiPremiumContact 5 - "V", which is good for speeds up to 240 km/h. In 205/55 R17, ContiPremiumContact 5 usually competes against PremiumContact 5, which is a tyre from Continental with a rating of 0%, compared to 0% of the Continental in question.
