Reduction Drive Gear

A: REMOVAL
1) Remove rear vehicle speed sensor, and separate the transmission case and extension case.
2) Remove the reduction driven gear.





3) Using ST, extract the reduction drive gear.
ST1 499737100 PULLER
ST2 899524100 PULLER SET

B: INSTALLATION
1) Install the reduction drive gear assembly.





NOTE: Insert it fully into position until the bearing shoulder bottoms.

2) Install the reduction driven gear.
3) Combine the transmission case with the extension case, and install rear vehicle speed sensor.

C: DISASSEMBLY

1. FWD





1) Take out the seal rings.

CAUTION: Be careful not to damage the seal rings.





2) Using ST, remove the ball bearing of rear side.
ST 498077600 REMOVER





3) Using a press, remove the reduction drive gear.





4) Using a press, remove the ball bearing.
ST1 499577000 ADAPTER
ST2 498077600 REMOVER

2. AWD





1) Take out the seal rings.

CAUTION: Be careful not to damage the seal rings.





2) Using ST, remove the ball bearing.
ST 498077600 REMOVER





3) Using a press, remove the reduction drive gear.

D: ASSEMBLY
1. FWD





1) Press-fit the ball bearing to the reduction drive gear.
ST 398437700 ADAPTER
2) Press-fit the reduction drive gear.





3) Press-fit the ball bearing to reduction drive shaft.
ST 398437700 ADAPTER





4) Attach two seal rings.

NOTE: To make subsequent assembly easier, apply Vaseline to the grooves of the shaft and to the exterior of the seal ring.

2. AWD
1) Press-fit the reduction drive gear to the shaft.
2) Press-fit the ball bearing to the reduction drive gear.





3) Attach two seal rings.

NOTE: To make subsequent assembly easier, apply Vaseline to the grooves of the shaft and to the exterior of the seal ring.

E: INSPECTION
^ Make sure that each component is free of harmful gouges, cuts, or dust.
^ Measure the extension endplay and adjust it to within specifications.