Gear Components

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

Before disassembly, measure end play for each position. If the end play is outside the specifications, disassemble and inspect.
- Main drive gear
  1. End play: 0 - 0.1mm (0 - 0.004in)
  Fig 1: Measuring And Inspecting End Play - Main Drive Gear
  Courtesy of NISSAN MOTOR CO., U.S.A.
- Main shaft rear side
  1. End play: 0 - 0.1mm (0 - 0.004in)
  Fig 2: Measuring And Inspecting End Play - Main Drive Gear
  Courtesy of NISSAN MOTOR CO., U.S.A.
- Counter gear
  1. End play: 0 - 0.1mm (0 - 0.004in)
  Fig 3: Measuring And Inspecting End Play - Counter Gear
  Courtesy of NISSAN MOTOR CO., U.S.A.

After removing snap ring, remove reverse synchronizer assembly and reverse main gear from main shaft using a puller.
1. Tool number: Commercial service tool
Remove reverse main needle bearing from main shaft.

Fig 4: Removing Reverse Synchronizer Assembly And Reverse Main Gear Using Puller
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove main shaft bearing retainer mounting bolts and main shaft bearing retainers from adapter plate.

Fig 5: Removing Main Shaft Bearing Retainer Mounting Bolts And Main Shaft Bearing Retainers
Courtesy of NISSAN MOTOR CO., U.S.A.
After removing snap ring, remove reverse counter gear and counter rear bearing spacer using a puller.
1. Tool number: Commercial service tool
Fig 6: Removing Reverse Counter Gear And Counter Rear Bearing Spacer Using Puller
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove snap ring from main shaft bearing.

Fig 7: Removing Snap Ring From Main Shaft Bearing
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove main shaft assembly and counter shaft assembly together from adapter plate.

Fig 8: Removing Main Shaft Assembly And Counter Shaft Assembly
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove counter rear bearing from adapter plate.

Fig 9: Removing Counter Rear Bearing From Adapter Plate
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove main drive gear, main pilot bearing, pilot bearing spacer and 5th baulk ring from main shaft.
Remove snap ring from main drive gear using snap ring pliers.

Fig 10: Removing Snap Ring From Main Drive Gear Using Snap Ring Pliers
Courtesy of NISSAN MOTOR CO., U.S.A.
Set a puller on main drive gear bearing, and remove main drive gear bearing from main drive gear using a press.
1. Tool number: Commercial service tool
Fig 11: Setting Puller To Removing Main Drive Gear Bearing
Courtesy of NISSAN MOTOR CO., U.S.A.
Set a puller on 4th main gear, and remove reverse main gear bushing, main shaft bearing and 4th main gear from main shaft using a press.
1. Tool number: Commercial service tool
Fig 12: Setting Puller To Remove Reverse Main Gear Bushing, Main Shaft Bearing And 4th Main Gear
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove 3rd-4th main spacer from main shaft.
Set a puller on 1st main gear, and remove 3rd main gear and 1st main gear from main shaft using a press.
1. Tool number: Commercial service tool
CAUTION: Be careful not to damage baulk ring.
Remove 1st needle bearing from main shaft.

Fig 13: Setting Puller To Remove 3rd Main Gear And 1st Main Gear
Courtesy of NISSAN MOTOR CO., U.S.A.
Set a puller on 2nd main gear, and remove 1st-2nd synchronizer assembly and 2nd main gear from main shaft using a press.
1. Tool number: Commercial service tool
CAUTION: Be aware that when using the press, if the main shaft gear positioner catches on the V-block, etc., the main shaft could be damaged.
Remove 2nd needle bearing from the main shaft.

Fig 14: Setting Puller To Remove 1st-2nd Synchronizer Assembly And 2nd Main Gear
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove snap ring, then set a puller on 6th main gear, and remove 5th-6th synchronizer assembly, 6th baulk ring and 6th main gear from main shaft using a press.
1. Tool number: Commercial service tool
Remove 6th needle bearing from main shaft.

Fig 15: Removing 5th-6th Synchronizer Assembly, 6th Baulk Ring And 6th Main Gear
Courtesy of NISSAN MOTOR CO., U.S.A.
Set a puller on 3rd counter gear, and remove counter rear bearing inner race, 4th counter gear thrust washer, 4th counter gear, 4th inner baulk ring, 4th synchronizer cone, 4th outer baulk ring, 4th needle bearing, 4th gear bushing, 3rd-4th synchronizer assembly, 3rd outer baulk ring, 3rd synchronizer cone, 3rd inner baulk ring and 3rd counter gear from counter shaft using a press.
1. Tool number: Commercial service tool
Remove 3rd needle bearing from counter shaft.

Fig 16: Setting Puller To Remove 3rd-4th synchronizer assembly, 4th and 3rd Counter Gear
Courtesy of NISSAN MOTOR CO., U.S.A.
Set a puller on 3rd gear bushing, and remove 3rd gear bushing from counter shaft using a press.
1. Tool number: Commercial service tool
Fig 17: Setting Puller To Remove 3rd Gear Bushing
Courtesy of NISSAN MOTOR CO., U.S.A.