Apollo Alnac 4G All Season is a allround tyre made in total of 121 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 245/40 R18 is 90mm wider than the narrowest dimension (155) and -10mm narrower than the widest one (235). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (245mm), which results in 98mm sidewall height. In
245/40 R18, Alnac 4G All Season usually competes against
Vector 4Seasons Gen-3, which is a tyre from
Goodyear with a rating of 81%, compared to 0% of the
Apollo in question.
