Bruce, I'm also curious for the answer to you question. That being said, when I'm ready to change tires I will go to the 235 size tire from what ever mfg. That gives you enough extra capacity to run at 110 psi or so.
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Dave & Barbara
KenWorth T2000
2005 Mobile Suites 38RL3 #2338
MorRyde IS 8K axles, LazyBoy recliners, LCD tv
Full time since '96
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