The tyres in size 245/45 R18 are produced for cars of sports performance. The first number in the size is the exact tyre's tread width in millimetres. The next number is the tyre's profile height which amounts 45% out of 245 millimetres of the tyre's tread width. The capital "R" denotes the radial construction of the tyre. The last number in the tyre's size is the diameter of the wheel's rim in inches which can be installed with the tyre in size 245/45 R18. Are you searching for a suitable tyre model in size 245/45 R18? Come and visit us!