Falken Azenis FK510 SUV is a summer tyre made in total of 64 sizes, ranging from R17 to R17 - this particular dimension is R21, which means it fits to a 21 inch/533.4mm diameter wheel. is 90mm wider than the narrowest dimension (205) and 0mm narrower than the widest one (295). This tyre profile of 10 means the sidewall height of the tyre is 10% of the tyre width (295mm), which results in 29.5mm sidewall height. In , there is only one possible speed index for Falken Azenis FK510 SUV - "Y", which is good for speeds up to 300 km/h.