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Sm420 Front Bearing Retainer Oil Leak And Seal Replacement

Discussion in 'Early CJ5 and CJ6 Tech' started by Scott Bruns, Nov 27, 2023.

  1. Nov 27, 2023
    Scott Bruns

    Scott Bruns New Member

    Phoenix, AZ USA
    Joined:
    Feb 19, 2018
    Messages:
    42
    I have an SM420 in my CJ6. Oil was dripping from the bell housing and the advice I got was that the rear main seal was leaking. After some testing of the drips I determined that it was really transmission oil that was leaking. I pulled the transmission and found the oil seal had failed.

    upload_2023-11-27_16-20-40.png

    I replaced the seal with a new one.

    upload_2023-11-27_16-21-27.png

    Hope someone finds this useful.
     
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