Goodyear Omnitrac Msd Ii is a allround tyre made in total of 11 sizes, ranging from R20 to R20 - this particular dimension is R22, which means it fits to a 22 inch/558.8mm diameter wheel. 495/45 R22 is 483mm wider than the narrowest dimension (12) and -170mm narrower than the widest one (325). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (495mm), which results in 222.75mm sidewall height. In 495/45 R22, there is only one possible speed index for Goodyear Omnitrac Msd Ii - "K", which is good for speeds up to km/h.