Falken Azenis FK510 SUV is a summer tyre made in total of 62 sizes, ranging from R17 to R17 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (235mm), which results in 117.5mm sidewall height. In 235/50 R18, there is only one possible speed index for Falken Azenis FK510 SUV - "Y", which is good for speeds up to 300 km/h. In 235/50 R18, Azenis FK510 SUV usually competes against Ventus S1 evo3 SUV K127A, which is a tyre from Hankook with a rating of 88%, compared to 67% of the Falken in question.