At what psi can I travel 65-75mph?
This Maxxis pdf has the same table. Using the table(s) above, my ST175/80R13 with 1060lbs load could run at a minimum 35psi with ~4% reserve capacity. Is there a +10lbs rule? I run with +1...
Forum Discussion
Be sure and let us all know how that extra speed works out for you. My guess is much lower fuel economy and loud popcorn sounds as the tires let go.
Keith
Keith
