Kit Masters Part Number:

99231

99231

Convert to 2 Speed

    ApplicationEngine
    PeterbiltC10, C12

    OEM Part #(s)

    989231,
    999231,
    f17-1000-401

    Rebuild Kit

    Use Kit: 14-25614-256

    Warranty

    2 year/200,000 mile

    390
    Convert to 2 Speed