Perhaps this is another reason over 90% of all tire failures are the result of under-inflation/overloading. Those load/inflation charts reflect the minimum safe air pressure for the corresponding load, not necessarily the optimum.
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2000 Winnebago Ultimate Freedom USQ40JD , ISC 8.3 Cummins 350, Spartan MM Chassis. USA IN 1SG 11B5MX,Infantry retired;GS Life member,FMCA " My fellow Americans, ask not what your country can do for you, ask what you can do for your country. John F. Kennedy
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