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Transfer Clutch: Adjustment

  1. Measure the distance "A" from the end of ST to the rear drive shaft using the ST.

    ST 398643600 GAUGE

    Fig 1: Measuring Distance "A" From End Of ST To Rear Drive Shaft
    G07665607Courtesy of SUBARU OF AMERICA, INC.
  2. Measure distance "B" from the transmission case mating surface to the end of ST using ST1 and ST2.

    ST1 398643600 GAUGE

    ST2 499577000 GAUGE

    Fig 2: Measuring Distance "B" From Transmission Case Mating Surface To End Of ST Using ST1 And ST2
    G07665608Courtesy of SUBARU OF AMERICA, INC.
  3. Calculation formula:

    T = A-B +35.4 mm

    [T = A - B + 1.3937 in]

    T: Thrust needle bearing thickness

    1. Distance from the end of the ST to end of rear drive shaft
    2. Distance from the mating surface of the transmission case to the end of the ST
    PARTS THICKNESS SPECIFICATION CHART

    Thrust needle bearing
    Part No. Thickness mm (in)
    806536020 3.8(0.150)
    806535030 4.0(0.157)
    806535040 4.2(0.165)
    806535050 4.4(0.173)
    806535060 4.6(0.181)
    806535070 4.8(0.189)
    806535090 5.0(0.197)
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