Just curious -- why do you have 8-1/2 inches of lift for only 33" tires? You could surely get by with less lift, thus less driveline angle, thus longer lasting U-joints.

1977 CJ-7, fiberglass body, AMC 360 w/ headers, DUI ignition, Edelbrock intake and Holley 4150 carb, TF999, Dana 300, 4.56 gears lockers, York air comp, 4" susp lift, 2" body lift, BFG 35" M-T tires, Megashifter, AGR pump & box, REP8000 winch.