This genuine McCormick 3668863M1 work light is designed for the left rear position on various McCormick agricultural tractors. It ensures optimal visibility during operation and is a direct replacement part for models including C70L, C80L, C90L, C100L, CX70, CX75, CX80, CX85, CX90, CX95, CX100, CX105, CX110, MC80, MC90, MC95, MC100, MC105, MC115, MC120, MC130, MC135, MTX110, MTX120, MTX125, MTX135, MTX140, MTX150, MTX155, MTX165, MTX175, MTX185, MTX200, X60.20, X60.30, X60.40, X60.50, XTX185, XTX200, and XTX215.