Drive Pinion Housing and/or Seal Replacement
Drive Pinion Housing and/or Seal Replacement
Special Tools
* GE-8092 - Driver Handle
* J-8092 - Universal Driver Handle 3/4 in-10
* J-8608 - Pinion bearing Cup Installer
* J-24433 - Pinion Bearing Installer
* J-37624 - Pinion Bearing Installer
* J-44414 - Pinion Oil Seal Installer
Removal Procedure
Note: Observe and mark the positions of all the driveline components, relative to the propeller shaft and the axles, prior to disassembly. These components include the propeller shafts, drive axles, pinion flanges, output shafts, etc. Reassemble all the components in the exact places in which you removed the parts. Follow any specifications, torque values, and any measurements made prior to disassembly.
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.
2. Drain the axle lubricant. Refer to Differential Oil Replacement (8.6 Inch Axle) Differential Oil Replacement (8.6 Inch Axle)Differential Oil Replacement (10.5 Inch Axle) Differential Oil Replacement (10.5 Inch Axle)Differential Oil Replacement (9.5LD Inch Axle) Differential Oil Replacement (9.5LD Inch Axle).
3. Remove the rear axle shafts. Refer to Rear Axle Shaft and/or Gasket Replacement Rear Axle Shaft and/or Gasket Replacement.
4. Remove the rear propeller shaft from the vehicle. Refer to Rear Propeller Shaft Replacement Rear Propeller Shaft Replacement.
5. Remove the drive pinion flange/yoke and/or oil seal. Refer to Drive Pinion Flange/Yoke and/or Oil Seal Replacement Rear Drive Axle.
6. Using a hydraulic press and an appropriate tool, remove the pinion.
7. Remove the collapsible spacer.
Note: When performing the following service procedure, move the drift back and forth between one side of the cup and the other in order to work the cups out of the retainer evenly.
8. Using a hammer and a brass drift in the slots provided, remove the outer pinion bearing cup.
Note: When performing the following service procedure, move the drift back and forth between one side of the cup and the other in order to work the cups out of the retainer evenly.
9. Using a hammer and a brass drift in the slots provided, remove the inner pinion bearing cup.
Installation Procedure
1. Using the J-37624 - pinion bearing installer (2) and the GE-8092 - driver handle (1), Install the inner pinion bearing cup into the pinion gear bearing retainer.
2. Using the J-8608 - pinion bearing cup installer (2) and the GE-8092 - driver handle (1), install the outer pinion bearing cup into the pinion gear bearing retainer.
3. Apply sealant to surface of the selective shim. Refer to Adhesives, Fluids, Lubricants, and Sealers Fluid - Differential.
Caution: Refer to Fastener Caution Fastener Caution.
4. Install the pinion gear bearing retainer and bolts tighten to 88 Nm (65 lb ft).
5. Install the drive pinion flange/yoke and/or oil seal. Refer to Drive Pinion Flange/Yoke and/or Oil Seal Replacement Rear Drive Axle.
6. Install the rear propeller shaft from the vehicle. Refer to Rear Propeller Shaft Replacement Rear Propeller Shaft Replacement.
7. Install the rear axle shafts. Refer to Rear Axle Shaft and/or Gasket Replacement Rear Axle Shaft and/or Gasket Replacement.
8. Fill the axle with axle lubricant. Refer to Differential Oil Replacement (8.6 Inch Axle) Differential Oil Replacement (8.6 Inch Axle)Differential Oil Replacement (10.5 Inch Axle) Differential Oil Replacement (10.5 Inch Axle)Differential Oil Replacement (9.5LD Inch Axle) Differential Oil Replacement (9.5LD Inch Axle).
9. Remove the support and lower the vehicle.