Hi, just bought new tires for my 2011 F150 max tow, had the p285/65 r80 and upgraded to the Michelin LTX M/S2 E rated tire same size. I used to run the p tires at 35 unloaded and 45 towing. When I checked the PSI after they installed the tires, they ...
Yeah, I wrote down the wrong size, it was late at night, 275/65 r18. That is my tire size. Sounds like 40 running empty seems to be good. I will try 45 with the trailer on. That seems a lot more reasonable. Actually then it is exactly what I was runn...
