Driven Gear Assembly: Disassembly

WARNING: This page is about a different variant/trim than selected.

NOTE: Individual coupling sleeves and synchronizer hubs meet at a specified position. Before disassembly, mark the meeting position of the coupling sleeve and synchronizer hub.

Affix the ST to the work table.
ST 18664AA000 BASE
Flatten the tab of the lock nut.
Attach ST3 to the lock nut, set the driven gear assembly to the ST, and remove the lock nut.
ST1 18666AA000 HOLDER

ST2 18664AA000 BASE

ST3 18620AA000 ADAPTER WRENCH

Fig 1: Removing Lock Nut
Courtesy of SUBARU OF AMERICA, INC.
Attach ST1 to the 6th driven gear, then remove the ball bearing and 5th-6th driven gear.
ST1 18723AA000 REMOVER

ST2 499877000 RACE 4-5 INSTALLER

Fig 2: Removing Ball Bearing And 5th-6th Driven Gear
Courtesy of SUBARU OF AMERICA, INC.
Attach ST1 to the 4th driven gear, then remove the 3rd-4th driven gear.
ST1 18723AA000 REMOVER

ST2 499877000 RACE 4-5 INSTALLER

Fig 3: Removing 3rd-4th Driven Gear
Courtesy of SUBARU OF AMERICA, INC.
Remove the key.

Fig 4: Removing Key
Courtesy of SUBARU OF AMERICA, INC.
Remove the 2nd driven gear.

Fig 5: Removing 2nd Driven Gear
Courtesy of SUBARU OF AMERICA, INC.
Remove the needle bearing and 1st-2nd coupling sleeve.

Fig 6: Removing Needle Bearing And 1st-2nd Coupling Sleeve
Courtesy of SUBARU OF AMERICA, INC.
Remove the 2nd outer baulk ring, 2nd synchro cone and 2nd inner baulk ring.

Fig 7: Removing 2nd Outer Baulk Ring, 2nd Synchro Cone And 2nd Inner Baulk Ring
Courtesy of SUBARU OF AMERICA, INC.
Using the ST, remove individual parts.
ST 18754AA000 REMOVER

Fig 8: Removing Individual Parts
Courtesy of SUBARU OF AMERICA, INC.