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View Full Version : Air down question

working Hummer
02-29-2008, 01:08 PM
Going to MOAB in a few months and I want to set my tire deflators. What is a good setting to be climbing around on the rocks? 20 psi?:confused:
Adam in CO
02-29-2008, 07:39 PM
I go down to about 18 with 37*12.50*17s