Sierra 3500 2WD V8-8.1L VIN G (2005)
Ring Gear: Service and Repair
Drive Pinion and Ring Gear Replacement (10.5 Inch Axle)
Rear Differential
Drive Pinion and Ring Gear Replacement (10.5 Inch Axle)
Removal Procedure
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the differential assembly.
3. Remove the pinion gear bearing retainer.
4. Remove the pinion and the pinion bearings.
5. Remove the ring gear bolts. Discard the bolts.
Important: The ring gear bolts have left-hand threads.
6. Remove the ring gear from the differential. Drive the gear off with a brass drift if necessary.
Notice: Refer to Ring Gear Removal Notice in Service Precautions.
Installation Procedure
1. If the differential case has become separated, assemble the differential case by aligning the two arrows inside the differential case as shown.
2. Install the ring gear to the differential case.
Important: The mating surface of the ring gear and the differential case must be clean and free of burrs before installing the ring gear.
