Rear Differential Oil Seal Replacement

Rear Differential Oil Seal Replacement

Special Tools Required

- Oil Seal Driver Attachment 07NAD-P200100
- Oil Seal Driver, 65 mm 07JAD-PL90100
- Attachment, 78 x 80 mm 07NAD-PX40100
- Driver Handle, 15 x 135L 07749-0010000

Rear Driveshaft Side

1. Remove the rear differential Rear Differential Removal.

2. Remove the oil seals (A) from the differential housing.

NOTE: Be careful not to damage the differential carrier while prying out the seals.

Left side





Right side





3. Install a new right side oil seal (A) squarely using the 15 x 135L driver handle (B) and 78 x 80 mm attachment (C). Installation depth (D) of the oil seal is 9 mm(0.35 in) below the machined edge of the rear differential carrier assembly. Be careful not to damage the lip of the oil seal.






4. Install a new left side oil seal (A) even and flush with the machined edge of the rear differential carrier assembly using the 15 x 135L driver handle (B) and the oil seal driver attachment (C). Be careful not to damage the lip (D) of the oil seal.





5. Install the rear differential Rear Differential Installation.

Propeller Shaft Side

1. Drain the differential fluid Rear Differential Fluid Inspection And Replacement.

2. Separate the propeller shaft from the rear differential assembly Rear Differential Removal.

3. Remove the companion flange Rear Differential Disassembly.

4. Remove the oil seal (A) from the torque control differential (TCD) case (B).

NOTE: Be careful not to damage the shaft or case while prying out the seal.






5. Install a new oil seal (A) even and flush with the case using the 65 mm oil seal driver (B). Be careful not to damage the lip of the oil seal.





6. Install the companion flange Rear Differential Reassembly.

7. Install the No. 2 propeller shaft to the rear differential assembly .