These summer tyres from Continental comes with a diameter of 18", a profile of 35% and a width of 265 mm. It has a fuel efficiency rating of E, which is one of the lower grades.
From Protyre
265/35R18 97Y XL Continental - ContiSportContact 3 - Car Tyres - Summer Car Tyre - Fuel Efficient Tyres - Protyre - Summer Tyres
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