I'm going to guess you are about 10 lbs. too high at 38. What is the maximum allowed psi on your tires? I ask because my 35's upper limit is 35 Lbs. I run 28-29 and also used the chalk test.
2013 JKR, Auto, Yukon 4.56, Nitto Trail Grappler 35/12.5/17 on XD222 KMC Enduro Beadlocks,Teraflex Big Brakes & Spare Carrier, Warn RC Winch, Metalcloak Front & Rear Bumpers, Metalcloak Overliner Flares & Front Inner Fenders w/ Corner Guards/Tail Lamps, Metalcloak Game Changer 2.5" w/6-Pac's, ARB Diff Covers & Onboard Air, AFE High Tuck Muffler, Front Lower Control Arm Skids, Artec Aluminum Skid System, Poison Spyder Hood Vents, Ripp SC.
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