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
Francesca Knowles wrote: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 t6o the operators of whatever it is that's on the road.
ST tire are required to pass lessor testing than those intended to carry passengers! There is a long post here on RV.net on the difference in testing standard.
http://www.rv.net/forum/index.cfm/fuseaction/thread/tid/23225970/srt/pa/pging/1/page/1.cfm
As you read through this you will see that we have been having this discussion longer than you have been on here.
Chris
