Quote Originally Posted by Biciclista View Post
depending on your weight you don't need 115 pounds of pressure. Some tires come with a graph, and if you weigh about 120 pounds they tend to show you need more like 90 pounds, much easier to pump to that level. 60 sounds low unless they are larger (wider) tires.
Yes! Thank you Biciclista. Follow the graph. Not the max pressure. It's based on rider weight. Over pressure is slow among other bad things. The tire needs to deflect. It's designed that way. Cervelo says most of their MENS race team are at around 95-100 psi.
A good link here
http://www.slowtwitch.com/Tech/What_...ube__1034.html

and here.
http://www.michelinbicycletire.com/m...rpressure.view