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Cooperchino70's avatar
Cooperchino70
Explorer
Aug 17, 2016

Upgraded to sailun s637 Tires, huge difference from towmaxes

I just wanted to post my upgrade experience, I had the OEM towmax tires on my 2012 Avalanche 320rk, they were manufactured in 2011, but had less than 1500 miles on them. After reading all the stori...
Cummins12V98's avatar
Cummins12V98
Explorer III
Aug 17, 2016
Running those tires on that weight of RV at MAX psi is a BAD idea. 85 psi is where I bet you should be using the weight/inflation chart and adding 5 psi.

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