Installation (Except Cherokee 8 1/4" Ring Gear)
- Install pinion gear, pinion bearings and seal (if removed), and adjust pinion preload. See REASSEMBLY under OVERHAUL. Spread housing as during removal.
- Place differential carrier with bearing races and shims in axle housing. Using a mallet, tap outer edges of drive axle bearing races to seat differential carrier. Remove housing spreader.
- Install bearing caps. Tighten bolts to specification. See TORQUE SPECIFICATIONS table. Check and adjust ring gear backlash and tooth contact. If pinion gear, bearings or seal was serviced, adjust pinion preload.
- Apply RTV sealant to axle housing cover. Tighten cover bolts. Connect drive shaft. Fill axle with 2.5 pts. (1.2L) 75W-90 gear oil.NOTE: For differentials with Trac-Lok or Sure-Grip, add friction modifier (limited slip additive).