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Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1762 (Front Final Drive (Sedan)) >> Front Final Drive Assembly >> Disassembly and Assembly >> Disassembly >> Drive Pinion Assembly

Drive Pinion Assembly

WARNING: This page is about a different car, the 2006 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove differential assembly. Refer to "DIFFERENTIAL ASSEMBLY ".
  2. Remove drive pinion lock nut with a flange wrench.
    Fig 1: Removing Drive Pinion Lock Nut With Flange Wrench
    G04121444Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Put matching mark on the end of drive pinion. The matching mark should be in line with the matching mark A on companion flange.
    Fig 2: Putting Matching Mark On End Of Drive Pinion
    G04121445Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: For matching mark, use paint. Do not damage companion flange and drive pinion.
    NOTE: The matching mark A on the final drive companion flange indicates the maximum vertical runout position.

    When replacing companion flange, matching mark is not necessary.

  4. Remove companion flange using the suitable puller.
    Fig 3: Removing Companion Flange Using Suitable Puller
    G04121446Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Press drive pinion assembly out of gear carrier.
    Fig 4: Pressing Drive Pinion Assembly Out Of Gear Carrier
    G04121447Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: Do not drop drive pinion assembly.
  6. Remove front oil seal.
  7. Remove pinion front bearing inner race.
  8. Remove drive pinion bearing adjusting washer and drive pinion adjusting washer.
  9. Remove pinion rear bearing inner race and drive pinion height adjusting washer with replacer.
    Fig 5: Identifying Pinion Rear Bearing Inner Race
    G04121448Courtesy of NISSAN MOTOR CO., U.S.A.

    Tool number : ST30031000 (J-22912-01) 

  10. Tap pinion front/rear bearing outer races uniformly a brass rod or equivalent to removed.
    Fig 6: Taping Pinion Front And Rear Bearing Outer Races
    G04121449Courtesy of NISSAN MOTOR CO., U.S.A.
    CAUTION: Be careful not to damage gear carrier.
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