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Home >> Infiniti >> 2021 >> Q50 Signature Edition, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Transfer Case (Service Information)) >> Disassembly And Assembly >> Rear Final Drive >> Rear Final Drive Pinion >> REAR FINAL DRIVE PINION : Disassembly & Assembly >> Disassembly

REAR FINAL DRIVE PINION : Disassembly & Assembly: Disassembly

WARNING: This page is about a different variant/trim than selected.
  1. Remove differential assembly. Refer to REAR FINAL DRIVE DIFFERENTIAL ASSEMBLY : Disassembly & Assembly .
  2. While holding companion flange with the flange wrench (commercial service tool), remove drive pinion lock nut.
    GNSJSDIA0033Z-033Courtesy of NISSAN NORTH AMERICA, INC.
  3. Put matching mark SYMBOL on the end of drive pinion. The matching mark should be in line with the matching mark SYMBOL on companion flange SYMBOL .
    GNSJSDIA0016Z-016Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: For matching mark, use paint. Never damage companion flange and drive pinion.
    NOTE: The matching mark 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 pullers (commercial service tool).
    GNSJSDIA0034Z-034Courtesy of NISSAN NORTH AMERICA, INC.
  5. Press drive pinion assembly out of gear carrier.
    GNSJPDID0361Z-361Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Never drop drive pinion assembly.
  6. Remove front oil seal.
  7. Remove pinion front bearing inner race.
  8. Remove collapsible spacer.
  9. Remove pinion rear bearing inner race and pinion height adjusting washer with the replacer (A) (commercial service tool).
    G04076254Courtesy of NISSAN NORTH AMERICA, INC.
  10. Tap pinion front/rear bearing outer races uniformly using a brass rod or equivalent to remove them.
    G04076373Courtesy of NISSAN NORTH AMERICA, INC.
    CAUTION: Never damage gear carrier.
  11. Perform inspection after disassembly. Refer to REAR FINAL DRIVE PINION : Inspection .
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