Reverse Idler Gear: Installation

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

Install the reverse idler gear bushing with the cutout portion of the reverse idler gear bushing facing the front of the transmission.

Fig 1: Identifying Reverse Idler Gear Bushing
Courtesy of SUBARU OF AMERICA, INC.
Assembling reverse idler gear assembly
1. Install the reverse coupling sleeve to the reverse idler gear No. 2.
  NOTE:
  - Install the reverse coupling sleeve in the correct direction.
  - Make sure that the oval-shaped cutout portion inside the reverse coupling sleeve matches the center of the reverse idler gear No. 2 groove.
    
    Fig 2: Identifying Oval-Shaped Cutout Portion On Reverse Coupling Sleeve
    Courtesy of SUBARU OF AMERICA, INC.
2. Install the shifting insert.
  NOTE: Press in the ball part to install.
  
  Fig 3: Installing Shifting Insert
  Courtesy of SUBARU OF AMERICA, INC.
3. Install the baulk ring and reverse idler gear.
  
  Fig 4: Identifying Baulk Ring And Reverse Idler Gear
  Courtesy of SUBARU OF AMERICA, INC.
4. Install the needle bearing and reverse idler gear collar.
  
  Fig 5: Identifying Needle Bearings And Reverse Idler Gear Collar
  Courtesy of SUBARU OF AMERICA, INC.
5. Install the thrust bearing and washer.
  NOTE: Install the thrust bearing in the correct direction.
  
  Fig 6: Identifying Thrust Bearing And Washers
  Courtesy of SUBARU OF AMERICA, INC.
Install the assembled reverse idler gear assembly to the transmission case and hold it with hands.
Install the reverse idler gear shaft.
NOTE:
- Install with the cutout portion of the reverse idler gear shaft facing the RH side of the transmission case.
- Make sure that the groove of the reverse idler gear shaft comes out of the reverse idler gear bushing.
  
  Fig 7: Locating Cutout Portion Of Reverse Idler Gear Shaft
  Courtesy of SUBARU OF AMERICA, INC.
Install the reverse idler gear shaft securing bolt.
Tightening torque:

25 N.m (2.5 kgf-m, 18.4 ft-lb)

Fig 8: Locating Reverse Idler Gear Shaft Mounting Bolt
Courtesy of SUBARU OF AMERICA, INC.
Install the snap ring.

Fig 9: Identifying Snap Ring
Courtesy of SUBARU OF AMERICA, INC.
Select the reverse idler gear bushing. Refer to ADJUSTMENT .
Remove the reverse idler gear assembly and replace with the selected bushing. Refer to REMOVAL .
Install the reverse idler gear assembly, oil case guide and reverse idler gear shaft.
NOTE:
- Install with the cutout portion of the reverse idler gear shaft facing the RH side of the transmission case.
- Make sure that the groove of the reverse idler gear shaft comes out of the reverse idler gear bushing.
- Insert the cutout portion of the reverse idler gear bushing into the oil case guide.
  
  Fig 10: Identifying Oil Case Guide
  Courtesy of SUBARU OF AMERICA, INC.
Install the reverse idler gear shaft securing bolt.
NOTE: Use a new gasket.

Tightening torque:

25 N.m (2.5 kgf-m, 18.4 ft-lb)

Fig 11: Locating Reverse Idler Gear Shaft Mounting Bolt
Courtesy of SUBARU OF AMERICA, INC.
Install the snap ring.

Fig 12: Identifying Snap Ring
Courtesy of SUBARU OF AMERICA, INC.
Check the reverse shifter fork. Refer to INSPECTION .
Install the front differential assembly. Refer to INSTALLATION .
Install the main shaft assembly for single-range. Refer to INSTALLATION .
Install the drive pinion shaft assembly. Refer to INSTALLATION .
Install the transmission case. Refer to INSTALLATION .
Install the transfer case together with the extension case assembly. Refer to INSTALLATION .
Install the back-up light switch and the neutral position switch. Refer to INSTALLATION .
Install the manual transmission assembly to the vehicle. Refer to INSTALLATION .