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Unread 07-24-2012, 12:48 PM   #1
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2010 JK Wrangler 
Join Date: May 2007
Location: Upstate NY, NY
Posts: 638
what can i air my nittos down to safely off road?

I will be taking the jeep off road shortly and im curious what a safe psi is for my 37" nitto trail grapplers? Havent had them off road yet. No beadlocks....want to air down but dont want it falling off the bead lol

2010 Rescue Green 2 Door 6 Spd, 2.5" RK Max Travel, Fox 2.0 IFP Shocks, 37" Nitto Trail Grappler M/T, EVO Sleeves, Gussets, Mini Skids, Rock Stars, Poly Perf Long Travel Upper Shock Mounts, Poison Spyder Evap Skid, Diff Covers, Grab Handles, Cobra 75WXSt, Stern Cibie/Osram Light Upgrade, Mopar Heated Seats, Trimmed Flares & Bumpers
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Unread 07-24-2012, 01:08 PM   #2
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2002 KJ Liberty 
Join Date: Dec 2009
Location: Colorado
Posts: 8,284
If there 12.50 wide on a 8" rim I'd start at about 8-10psi.A wider rim will need more air to keep the beads seated.
'02 Liberty sitting on 35" tires,HP44,RockJock60,and AtlasII t-case
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