Originally Posted by
2ndGen
They go from 130psi to 80psi overnight (which doesn't matter because I check and fill my tires daily anyway).
I'm more concerned with them losing significant psi while on long rides.
Same thing happened to me when I used FORTE tubes. Literally on the dot to 80, from 120. I thought it was my basement floor (cold to hot, inconsistent temp, whatever), but whatever the stock tubes are in my CAAD9 that has yet to happen.