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Step By Step Guide? Tapered D44

Discussion in 'Early CJ5 and CJ6 Tech' started by Mike_C, Jun 13, 2022.

  1. Jun 13, 2022
    Mike_C

    Mike_C New Member

    Hendersonville, NC
    Joined:
    Jun 26, 2020
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    19
    Getting ready to put my rear end back together with new axles, seals, and bearings. It’s been a while since I tore it apart. I don’t have a ton of experience. Is there a step by step guide somewhere?
     
  2. Jun 13, 2022
    timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Medford Mass USA
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    There is the factory service manual, FSM aka TSM. Do you have that?
     
  3. Jun 13, 2022
    Mike_C

    Mike_C New Member

    Hendersonville, NC
    Joined:
    Jun 26, 2020
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    Yes. Diagrams aren’t the most clear images!

    I pulled everything apart the first time before I broke a part the rear, that’s when I learned about tapered axles! I could
    Never get the axles and bearing separated, just getting new ones. Tried heat, big hammers, everything mentioned in all the posts here.
     
  4. Jun 13, 2022
    Buildflycrash

    Buildflycrash More or Less in Line. 2024 Sponsor 2022 Sponsor

    Gulf Breeze FL...
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    Good video by metalshaper on YouTube. Explaining the endplay part very well.

     
    Last edited: Jun 13, 2022
    Dwins1 likes this.
  5. Jun 13, 2022
    Oldpappy

    Oldpappy A.C. Fults - Curmudgeon at large 2022 Sponsor

    East Tennessee
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    Judging by the number of ruined rear hubs I have encountered, the most common mistake is improperly installing them by putting the key in ahead of the hub. That video shows how it must be done, the hub goes on first, align the keyways, and then tap in the key.

    If you do it wrong by putting the key in the slot and the hub over it the key will be pushed ahead of the hub when the nut is tightened, and will ramp up in the slot and split the hub.

    The bearings have to be pressed on and off. I don't have a press so I take them to a shop to have the old ones pressed off and new ones pressed on. You said you just bought "new" axles.

    Be aware that some reproduction axles recently on the market have the wrong taper on them and the hubs will not seat. If you bought a pair of those and find that problem do not try to force the hubs on or you will ruin them.
     
    Last edited: Jun 13, 2022
  6. Jun 13, 2022
    timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Medford Mass USA
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    No experience with this topic - however, I would mention ... you can get the bearing off if you don't care about destroying the bearing. Do you mean the bearing and not the hub? Usually it's the hub removal that's the issue. If you don't have access to a press, you can buy one at Harbor Freight for a couple hundred at most. Or, you can cut the bearing off with an abrasive disk. Cut it most of the way through and split it with a chisel.
     
  7. Jun 13, 2022
    FinoCJ

    FinoCJ 1970 CJ5 Staff Member

    Bozeman, MT
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  8. Jun 26, 2022
    Mike_C

    Mike_C New Member

    Hendersonville, NC
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    Jun 26, 2020
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    Thanks for all the replies
     
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