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Old 12-02-2012, 07:06 PM
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57hemisport 57hemisport is offline
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Join Date: Apr 2011
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The psi in the door jamb is for the stock 275 60 20, which is 35 psi cold. I know there is a formula using the weight of the truck and the load index of the tire. Both tires have totally different load index. I just don't know how to figure that out.
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