Transfer Case Front Oil Seal Replacement

Remove the filler plug and gasket.

Remove the drain plug and gasket, and drain the transfer oil.

Remove the front propeller shaft (LandCruiser RM00000291R00UX.html).

Using a chisel and hammer, loosen the staked part of the lock nut.

Using SST to hold the front output shaft companion flange sub-assembly, remove the lock nut.

SST

09330-00021

Using SST, remove the companion flange.

SST

09950-40011(09951-04020,09952-04010,09953-04030,09954-04010,09955-04051,09957-04010,09958-04011)

Using a screwdriver and hammer, tap out the oil seal from the companion flange.

NOTICE:

Be careful not to damage the oil seal and companion flange contact surfaces.

Using SST, tap out the oil seal.

SST

09308-00010

NOTICE:

Be careful not to damage the oil seal and front case contact surface.

Coat the lip of a new oil seal with MP grease.

Using SST and a hammer, tap in the oil seal until its metal ring contacts the case.

SST

09649-17010
09950-70010(09951-07100)

Using SST and a hammer, tap in a new oil seal.

SST

09950-60010(09951-00320)
09950-70010(09951-07100)

Coat the lip of the oil seal with MP grease.

Apply gear oil to the connecting areas of the companion flange and driven sprocket.

Install the companion flange to the driven sprocket.

Text in Illustration

Front

Using SST to hold the companion flange, install a new lock nut.

SST

09330-00021

Torque:

118 N*m{1203 kgf*cm, 87 ft.*lbf}

Using a chisel and hammer, stake the lock nut.

NOTICE:

1. Securely stake the shaft to the lock nut groove.
   
2. Be careful not to damage the parts around the lock nut.
   
3. Do not apply excessive force to the shaft.
   

Install the front propeller shaft (LandCruiser RM00000291O00UX.html).

Remove the filler plug and gasket.

Add oil so that the oil level is between 0 to 5.0 mm (0 to 0.196 in.) from the bottom lip of the filler plug hole.

NOTICE:

1. Add oil slowly.
   
2. Add oil a little at a time, waiting several minutes between each addition of oil.
   

Wait approximately 5 minutes and check that the oil level has not changed.

Install a new gasket to the filler plug and then tighten the plug.

Torque:

37 N*m{377 kgf*cm, 27 ft.*lbf}