The McCormick 6680018A1 is a genuine OEM seal kit designed to provide essential sealing for various McCormick tractor models. This kit is compatible with MC series (MC100, MC105, MC110, MC115, MC120, MC130, MC135, MC80, MC90, MC95), CX series (CX100, CX105, CX110, CX50, CX60, CX70, CX75, CX80, CX85, CX90, CX95), MTX series (MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200), X7 series (X7.440, X7.450, X7.460, X7.650, X7.660, X7.670, X7.680, X7.440 P6-DRIVE, X7.450 P6-DRIVE, X7.460 P6-DRIVE, X7.650 P6-DRIVE, X7.660 P6-DRIVE, X7.670 P6-DRIVE, X7.680 P6-DRIVE, X7.660 VT-DRIVE, X7.670 VT-DRIVE, X7.680 VT-DRIVE), X8 series (X8.660, X8.670, X8.680), and ZTX series (ZTX230, ZTX260, ZTX280) tractors. This kit ensures optimal performance and durability of critical components.