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Home >> Nissan-Datsun >> 2009 >> 370Z Base, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Manual Transmission (FS6R31A)) >> Disassembly And Assembly >> Transmission Assembly >> Without S-Mode >> WITHOUT S-MODE : Assembly >> Shaft And Gear

Shaft And Gear

WARNING: This page is about a different variant/trim than selected.
  1. Install main drive gear assembly, mainshaft assembly, and counter shaft assembly combined in one unit to adapter plate using a brass bar.
    Fig 1: Tapping Main Drive Gear Assembly
    G04875733Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Install the adapter setting plate [SST] to adapter plate and then fixing in adapter setting plate using a vise.
    CAUTION: Never directly secure the surface in a vise.
    Fig 2: Identifying Adapter Setting Plate
    G04897807Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Install snap ring to mainshaft bearing.
    CAUTION: Never reuse snap ring.
  4. Apply recommended grease to roller of counter rear bearing.
    Fig 3: Identifying Mainshaft Bearing Snap Ring
    G04875679Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Install counter rear bearing to adapter plate using the drift [SST].
    CAUTION: Replace counter rear bearing inner race, counter rear bearing, and counter rear bearing spacer as a set.
  6. Install bearing retainer with the following procedure.
    1. Apply thread locking sealant to the end of bearing retainer mounting bolts (first 3 to 4 threads).
      • Use Genuine Medium Strength Thread Locking Sealant or an equivalent.  Refer to "RECOMMENDED CHEMICAL PRODUCTS AND SEALANTS ".
        CAUTION: Remove old sealant and oil adhering to threads.
        Fig 4: Tapping Counter Rear Bearing
        G04875736Courtesy of NISSAN MOTOR CO., U.S.A.
    2. Install bearing retainer to adapter plate and then tighten mounting bolts (<==) to the specified torque.
  7. Install reverse synchronizer hub with the following procedure.
    1. Install reverse coupling sleeve and reverse shifting inserts to reverse synchronizer hub.
      Fig 5: Locating Adapter Plate Bearing Retainer
      G04875678Courtesy of NISSAN MOTOR CO., U.S.A.
      CAUTION:
      • Be careful with the orientation of reverse coupling sleeve.
        Fig 6: Locating Reverse Coupling Sleeve
        G06051998Courtesy of NISSAN MOTOR CO., U.S.A.
      • Never reuse reverse coupling sleeve and reverse synchronizer hub.
      • Replace reverse coupling sleeve and reverse synchronizer hub as a set.
      • Be careful with the orientation of reverse synchronizer hub.
        Fig 7: Identifying Reverse Main Gear Side And Snap Ring Side
        G06051999Courtesy of NISSAN MOTOR CO., U.S.A.
      • Be careful with the shape of reverse shifting insert.
        Fig 8: Identifying Ditch Area
        G04875707Courtesy of NISSAN MOTOR CO., U.S.A.
    2. Install reverse spread springs to reverse shifting inserts.
      CAUTION: Never install reverse spread spring hook onto the same reverse shifting insert.
      Fig 9: Identifying Reverse Spread Spring Hook
      G04875706Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Install snap ring to reverse synchronizer hub.
      CAUTION:
      • Never reuse snap ring.
      • Never align snap ring notch (<==) with synchronizer hub groove when assembling.
        Fig 10: Aligning Snap Ring Notch With Synchronizer Hub Groove
        G04875741Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Install reverse synchronizer hub assembly (1) with the following procedure.
    Fig 11: Installing Reverse Synchronizer Hub Assembly
    G06052003Courtesy of NISSAN MOTOR CO., U.S.A.
    1. Set the press plate (A) [SST: KV32103300 (J-46529)] to mainshaft as shown in the figure.
    2. Apply gear oil to reverse needle bearing and reverse bulk ring.
    3. Install reverse needle bearing, reverse main gear, and reverse bulk ring to mainshaft.
      NOTE: Reverse bulk ring has three spaces that two gear teeth are missing, and each space has small ditch for identification as shown in the figure.
    4. Install reverse synchronizer hub assembly to mainshaft with a pressing machine using the drift [SST: ST01530000 (-)].
      Fig 12: Locating Reverse Bulk Ring Groove
      G04875744Courtesy of NISSAN MOTOR CO., U.S.A.
      CAUTION: Be careful with the orientation of reverse coupling sleeve.
      Fig 13: Identifying Reverse Coupling Sleeve
      G06052005Courtesy of NISSAN MOTOR CO., U.S.A.
  9. Select and install snap ring (1) so that the end play "L" of mainshaft is adjusted to the standard value.
    Fig 14: Checking Reverse Synchronizer Hub End Play
    G06052006Courtesy of NISSAN MOTOR CO., U.S.A.

    End play "L" :  Refer to "END PLAY ".

  10. Install reverse counter gear with the following procedure.
    1. Install counter rear bearing spacer to counter shaft.
      CAUTION:
      • Be careful with the orientation of counter rear bearing spacer.
        Fig 15: Identifying Counter Rear Bearing Spacer
        G06052007Courtesy of NISSAN MOTOR CO., U.S.A.
      • Replace counter rear bearing inner race, counter rear bearing, and counter rear bearing spacer as a set.
    2. Install reverse counter gear (1) to counter shaft with a pressing machine using the drift (A) [SST: ST23860000 (-)].
      CAUTION:
      • Never reuse reverse counter gear.
        Fig 16: Installing Reverse Counter Gear To Counter Shaft
        G05973169Courtesy of NISSAN MOTOR CO., U.S.A.
      • Be careful with the orientation of reverse counter gear.
        Fig 17: Identifying Reverse Counter Gear
        G06052009Courtesy of NISSAN MOTOR CO., U.S.A.
  11. Select and install snap ring (1) so that the end play "L" of counter shaft is adjusted to the standard value.
    Fig 18: Checking Reverse Counter Gear End Play
    G06052010Courtesy of NISSAN MOTOR CO., U.S.A.

    End play "L" :  Refer to "END PLAY ".