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  • TransGo 400-1&2 TH400 Transmission Reprogramming Kit
    • TransGo 400-1&2 TH400 Transmission Reprogramming Kit

    TH400 Transmission Reprogramming Kit - TransGo

    $105.95
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    SKU:
    400-1&2
    Condition:
    New
    Availability:
    LIVE INVENTORY COUNT DISPLAYED
    Transmission Model(s):
    TH400
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    Product Description

    Part number: 400-1&2
    Fits: TH400

    A reprogramming kit for GM TH400 automatic transmissions, made by TransGo.

    It includes parts to adjust shift feel, hold gears longer under load, and firm up clutch apply pressure, with separate calibration options depending on use, from daily driving to towing or competition.

    Contents

    • Two 1-2 shift valves (different sizes)
    • Direct clutch high-rate return springs
    • Intermediate pressure plate snap ring
    • 3rd clutch dual-feed separator plate

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    Transmission Model(s) TH400

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