Cold vs. hot tire pressure
Now having dashboard readout of individual tire pressure has made me aware of quite a difference between cold and hot. Carrying a heavy camper, I have Nitto Dura Grapplers 285/75-17 and run 70 psi ...
Forum Discussion
Reddog1 wrote:
I see frequent references to the decal on the door, for the PSI. I have not seen it posted that this applies to the specific tire listed on the door. My point is, the PSI on the door does not apply to all tires. Change the tire size and the decal probably no longer apply
Absolutely, the decal is no longer valid if the tires have not been replaced with like tires.
Last year I helped a friend look for a used truck. You would be surprised at the number of trucks with 50K+ mileage that had tires that were less rated that the OEM tires. I guess when some replace tires they tend to go cheaper, which is usually lower rated tires.
ryoung
