Kit Masters Part Number:

99664

99664

Convert to 2 Speed

    ApplicationEngine
    MackISX-G 12L
    VolvoISX-G 12L

    OEM Part #(s)

    98A9664,
    99A9664

    Rebuild Kit

    Use Kit: 14-50014-500

    Warranty

    2 year/200,000 mile

    2855
    Convert to 2 Speed