Originally Posted by
davidad
The sidewall max is 1/2 the pressure required to blow the tire off the rim. For you and your bikes weight you need about 110psi in the back and about 80psi in the front. Here is an article in Adventure Cycling about tire pressure and weight.
http://www.adventurecycling.org/reso...SIRX_Heine.pdf
This is a duplication of post #9.