Originally Posted by
revchuck
My coach told me she wanted me to get some no-s**t racing tires instead of the Pro4 Endurance I've been racing on. Since I work at a Specialized shop, I ordered a pair of
these. I'm not sure I'll notice a difference other than increased wear, but I'll have cool tires.
Why? I race on the Pro4 endurance. I'll take the .0003% rolling resistance difference in order to not flat out in a race.