There is a carrier brake at IIRC 3:54 so check the tag. Go to google and throw in Adams Driveshaft Henderson NV. It's on their site. I have a D30 in right now going from 3:73 to 4:88.
89 2.5 TBI, 4" RC lift, 1" Booms, SYE, Adams Driveshafts front and rear, Ford 8.8 with 4:88s, BFG 33X12.50X15, and a ton of other stuff.
AF Jeep Club Tail Number 184