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Tranny gear ratio comparison

Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by **DONOTDELETE**, Jun 7, 2000.

    For those who care I had found the ratios for the most popular GM trannies and I know we are always trying to figure out which is the best and why!!

    Transmission 1st 2nd 3rd 4th 5th Rev
    TH400
    2.48 1.48 1.00 NA


    Transmission 1st 2nd 3rd 4th 5th Rev
    TH350
    2.52 1.52 1.00 NA

    Transmission 1st 2nd 3rd 4th 5th Rev
    SM420
    7.05 3.58 1.71 1.00 7.05

    Transmission 1st 2nd 3rd 4th 5th Rev
    SM465
    6.55 3.58 1.57 1.00 NA


    [​IMG]<font color=red>BigBurb[​IMG]
    <font color=purple>IF YOU'RE SCARED, SAY YOU'RE SCARED !!
     

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