Originally Posted by
bran1986
Thanks for the help!
I'm a heavier rider - 230ish - and it suggested 91 psi front and 114 psi rear on the 45/55 chart. That seems extremely high.
The Michelin calculator recommends 102 split between the two, which makes way more sense.
That sounds right to me for 25s. The rear will generally be at higher risk of pinch flats, so you don't want to underinflate it. If your frame can fit 28s, that would be much better.
