Fultz New member Messages 1 Apr 21, 2020 #1 What tire pressure do you keep on a semi-truck? Some of our tires say 105 PSI; some say 70, some say 90. I think there should be a middle number for simplicity.
What tire pressure do you keep on a semi-truck? Some of our tires say 105 PSI; some say 70, some say 90. I think there should be a middle number for simplicity.