I’m about to do a diff. Service, I run stock wheels and tires on my rubicon 4 months of winter and run 35” NITTO trail grapplers on black rhino arsenal wheels the other 8 months. Should I upgrade my gear oil to the 75w140 or is the 75w85 ok? I don’t off road excessively or tow. Thanks
I pulled up the off road pages just for fun. I was in 2H and the mechanical page said both axles were locked. I had to try all sorts of combinations of 4H and 4L turn lockers on and off shift to 2H before they showed as unlocked on the page. I did notice that after going to 4L then locking both...