Originally posted by Paul Kienitz:
It was my understanding that the cutoff is supposed to hit at 112. In mine it happens at an indicated 110. I think what's happening is that your speedometer is reading lower than most of ours do. Whether the actual speed is 105 or 110 I don't know.
112 would make more sense (and is a number that I can remember being tossed around a couple years ago), because 205/60-R15 would be 2.0% too slow compared to 185/70-14.. So an indicated 110mph would be a hair above 112.
