Recommened tire pressure for Mud Grapplers

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Old 09-20-2009, 01:29 PM
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Question Recommened tire pressure for Mud Grapplers

What's the recommends tire pressure for everyday driving on a set of 33x12.5x20 tires to get the best wear??
 
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Old 09-20-2009, 01:51 PM
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If I read the Nitto tire chart correctly, that is a LR E with a max pressure of 65. Also those tires are only rated to 2600lbs, unlike most LR E s which are rated over 3000lbs. I would run those at 50 since they are not rated that high.

I would not try anything lower that 45, and 45 only when unloaded.
 
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Old 09-21-2009, 03:40 AM
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They came from the wheel place with 40psi. Is anyone else running 45-50??
 
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Old 09-21-2009, 01:04 PM
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Drive around and take some turns, and decide what you think. 40psi is usually real good for that size. My Toyo's came with 35psi and I added 5 more to eliminate squish and it feels perfect.
 
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Old 09-21-2009, 01:19 PM
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Originally Posted by Yo Nadz
What's the recommends tire pressure for everyday driving on a set of 33x12.5x20 tires to get the best wear??
I'd run 45psi and see how they wear and also rotate them every 4 to 5k miles. You may even get 25k miles out of them. They are not a long wearing tire.
 
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Old 09-21-2009, 01:54 PM
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I'll try 45 and see what I think. Thanks for the input.
 



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