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Drive pinion preload adjustment

  1. Apply differential oil to a new locknut.
  2. Assemble a new collapsible spacer, bearing inner race (front), spacer and locknut to the drive pinion, and temporarily tighten the locknut.
  3. Turn the serrated part of the drive pinion by hand to seat the bearing.
  4. Tighten the locknut temporarily tightened in Step 1 from the lower limit of the specified tightening torque using the SSTs, and make this the specified preload.
    G11427075Courtesy of MAZDA MOTORS CORP.
    • If the specified preload cannot be obtained within the specified tightening torque, replace the collapsible spacer and inspect again.

    Rear differential drive pinion preload 

    0.20-0.48 N.m {2.1-4.8 kgf.cm, 1.8-4.2 in.lbf}

  5. Crimp the locknut using a chisel and hammer.
    G13558051Courtesy of MAZDA MOTORS CORP.
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