> Still I wonder how a speed considerably higher than the highest speed limits I could find in a google search was determined. My assumption is that they used

> Still I wonder how a speed considerably higher than the highest speed limits I could find in a google search was determined. My assumption is that they used the tires' speed rating. "S" rated tires are intended for a maximum speed of 112 MPH, while "H" rated tires are intended for a maximum speed of 130 MPH.