Yes they are hidden. Two on each side.
Use 1/4 drive socket set. From behind locate the two fasteners on each side. IIRC 7/16 with a shirt extension. You will be working blind its all feel so once you get one going don't stop.
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