Bridgestone Battlecross X10 is a summer tyre made in total of 2 sizes, ranging from R19 to R19 - this particular dimension is R19, which means it fits to a 19 inch/482.6mm diameter wheel. This tyre profile of 90 means the sidewall height of the tyre is 90% of the tyre width (100mm), which results in 90mm sidewall height. In , there is only one possible speed index for Bridgestone Battlecross X10 - "M", which is good for speeds up to km/h.