The Case-IH 1987397C2 is a genuine OEM turn signal unit designed for various Case-IH agricultural and construction machinery. This essential electrical component ensures proper and reliable signaling functionality, crucial for operational safety and compliance. Manufactured to original equipment specifications, it guarantees direct fitment and optimal performance within compatible Case-IH models. Replace your worn or damaged turn signal unit with this authentic Case-IH part to maintain the integrity and functionality of your equipment's electrical system.