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Home >> Infiniti >> 2004 >> QX56 RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1210 (Front Final Drive) >> Front Final Drive Assembly >> Disassembly and Assembly >> Differential Case Disassembly

Differential Case Disassembly

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove side bearing inner race.

    To prevent damage to bearing, engage puller jaws in groove.

    1. Tool number A: ST33081000( - ) 
    2. Tool number B: ST30021000( - ) 
    CAUTION:
    • To prevent damage to the side bearing and drive gear, place copper plates between these parts and vise.
    • It is not necessary to remove side bearing except it is replaced.
      Fig 1: Engaging Puller Jaws In Groove
      G02383397Courtesy of NISSAN MOTOR CO., U.S.A.
    • Be careful not to confuse left-hand and right-hand parts. Keep bearing and bearing race for each side together.
    Fig 2: Identifying Left-Hand And Right-Hand Parts
    G02383398Courtesy of NISSAN MOTOR CO., U.S.A.
  2. Loosen drive gear bolts in a crisscross fashion.
  3. Tap drive gear off the differential case with a soft hammer.
    • Tap evenly all around to keep the drive gear from bending.
    Fig 3: Tapping Drive Gear Off Differential Case With A Soft Hammer
    G02383399Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Drive out pinion mate shaft lock pin using suitable punch from drive gear side.
    Fig 4: Driving Out Pinion Mate Shaft Lock Pin Using Suitable Punch
    G02383400Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Remove the pinion mate shaft.
    Fig 5: Removing Pinion Mate Shaft
    G02383401Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Turn the pinion mate gear, then remove the pinion mate gear, pinion mate thrust washer, side gear and side gear thrust washer from the differential case.
    Fig 6: Turning The Pinion Mate Gear
    G02383402Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Check mating surfaces of differential case, side gears, pinion mate gears, pinion mate shaft and thrust washers.
    Fig 7: Checking Mating Surfaces Of Differential Case, Side Gears, Pinion Mate Gears, Pinion Mate Shaft And Thrust Washers
    G02383403Courtesy of NISSAN MOTOR CO., U.S.A.