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Thread: 3.73 gears.

  1. #1

    Default 3.73 gears.

    Looking to change to a 3.73 gear in my 7.5 rear end. I know everyone is going to say go to a 8.8 rear. Car doesnt get driven a lot.just a street cruiser. What is the best brand to get? Can anyone proved any links. Thanks

  2. #2

    Default

    I know my Aerostar has a 3.73 gear 7.5. Maybe a junkyard.

  3. #3

    Default

    The aero 2.3 stangs had them as well. I pulled a 5 lug disc brake out of a 1983 mark 7 with a BMW diesel. It was a 3.73 wtraction lock and so was a later 2.3 stang rear a guy was just gonna scrap.
    2 1986 cougars (both 4 eyed and 5.0)
    1 1987 cougar

  4. #4

    Default

    Where are you located? I have 2- 3.73 posi 7.5 rear ends. Pm if you're interested

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