Have you changed the trans fluid lately. Try some syncromesh synthetic 75W-90 or 10W-30. Brand is up to you but a change of fluid sometimes makes things work better. It did in mine.
89YJ 2.5L TBI, AX-5, NP231 SYE, Ford 8.8, Yukon Grizzly, Tom Woods Shaft, 33" BFG T/As, 4" lift, Warn VR10000s.
AF Jeep Club Tail #184