This inner pinion bearing from Omix-ADA for Dana 30/35/44 found in 02-09 Jeep Libertys and 07-10 Wranglers.
Is your axle's differential making ugly noises? It could be that the pinion bearing has starved for oil or it is worn out from high mileage. The longer you wait to fix it, the more damage will be done. Omix-ADA offers new replacement pinion bearings for your Jeep.