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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 >> Adjustment of Drive Gear and Drive Pinion Assembly >> Pinion Gear Height

Pinion Gear Height

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. Make sure all parts are clean and that the bearings are well lubricated.
  2. Assemble the pinion gear bearings into the differential shim selector tool.
    1. Tool number A: - (8144) 
    2. Tool number B: - (6740) 
    3. Tool number C: - (6741) 
    Fig 1: Identifying Tools "A, B And C"
    G02383417Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Install pinion bearing inner race and pinion height adjusting washer to gear carrier using Tool as shown.
    Fig 2: Installing Pinion Bearing Inner Race And Pinion Height Adjusting Washer To Gear Carrier
    G02383418Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Turn the assembly several times to seat the bearings.
    Fig 3: Turning Assembly Several Times To Seat The Bearings
    G02383419Courtesy of NISSAN MOTOR CO., U.S.A.
  5. Measure the turning torque.
    1. Tool number: ST3127S000 (J-25765-A) 
    2. Turning torque: 2.98 - 4.76 N.m (0.31 - 0.48 Kg-m, specification 27 - 42 in-lb) 
    Fig 4: Measuring Turning Torque Using Tool (ST3127S000)
    G02383420Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Tighten side-bearing cap to the specified torque installing Tools as shown in the figure.
    1. Tool number A: - (6739) 
    2. Tool number B: - (D-115-2) 
    3. Tool number C: - TBD 
    4. Tool number D: - (D-115-3) 
    Fig 5: Tightening Side-Bearing Cap Using Specified Tools
    G02383421Courtesy of NISSAN MOTOR CO., U.S.A.
  7. Put scooter block on pinion height block. Make sure that dial gauge is level adjusting pressure with a hand. Dial gauge indicates "0".
    Fig 6: Identifying Scooter Block, Pinion Height Block, And Dial Gauge
    G02383422Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Slide dial gauge along arbor. Record the maximum.
  9. Adjust pinion height adjusting washer so that the maximum will be "0".