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what is most likely my R&P ratio in my 93 1/2 ton burb?

Discussion in '1992-Present Chevy & GMC models' started by COCHEV, Oct 27, 2002.

  1. COCHEV

    COCHEV 1/2 ton status

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    Location:
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    no tag on the diff cover. don't feel like taking it off right now. what are the most comon ratios in these rigs?
     
  2. Shorts

    Shorts 1/2 ton status

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    if you know that the r&p hasn't been changed, looked in the glovebox for the RPO codes. the ring gears are as follows:

    GU2=2.73
    GU4=3.08
    GU6=3.42
    GT4=3.73
    GT5=4.10
    HC4=4.56
     
  3. COCHEV

    COCHEV 1/2 ton status

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    here is what i found n-case anyone else wants to know:

    Check the RPU

    GT4 = 3.73
    GT5 = 4.10
    GT7 = 3.33
    GU2 = 2.73
    GU4 = 3.08
    GU5 = 3.23
    GU6 = 3.42
    GW9 = 2.93

    i've got 3.42s
     

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