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
JJBIRISH wrote:
I don’t agree with your assertion that the ST tire is a passenger tire… the ST is not designated as a passenger tire
I didn't assert it was a "passenger tire", a phrase I take to mean a P-metric.
If I may paraphrase: I said that since there are many States that allow for passenger transport in trailers equipped with ST's, the oft-repeated argument that they're "not as safe" as P's/LT's etc. doesn't hold water.
I continue to maintain that every tire approved for highway use must meet the same standards of SAFETY- this due at least in part to the obvious truth that "unsafe" tires pose as great a risk to bystanders as to the operators of whatever it is that's on the road.
