The McCormick 3713929M1 Joint is a genuine OEM replacement part designed for various McCormick tractor models, including the MC series (MC100-MC135), MTX series (MTX110-MTX200), X6 series (X6420-X6440), X7 series (X7440-X7690, X7P670-X7P680, X7VTDRIVE), X8 series (X8660-X8680), and X70 series (X7040-X7070). This essential component ensures proper function and durability in critical systems, maintaining the integrity of your agricultural machinery.