Kit Masters Part Number:

99639

99639

Convert to 2 Speed

    ApplicationEngine
    KenworthISL-G
    PeterbiltISL-G

    OEM Part #(s)

    79a9639,
    98a9639,
    99a9639,
    F17-1014M10

    Warranty

    2 year/200,000 mile

    2824