Kit Masters Part Number:

99131

99131

Convert to 2 Speed

    ApplicationEngine
    PeterbiltISC, ISL

    OEM Part #(s)

    05-25159-025,
    799131,
    79a9131,
    989131,
    999131

    Rebuild Kit

    Use Kit: 14-25614-256

    Warranty

    2 year/200,000 mile

    306
    Convert to 2 Speed