Starfire RS-C 2.0 is a summer tyre made in total of 25 sizes, ranging from R13 to R13 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/40 R18 is 70mm wider than the narrowest dimension (155) and 0mm narrower than the widest one (225). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (225mm), which results in 90mm sidewall height. In
225/40 R18, RS-C 2.0 usually competes against
Dynaxer HP5, which is a tyre from
Kleber with a rating of 64%, compared to 0% of the
Starfire in question.