The 50SM21-1-221B Actuator is a black washer shift actuator designed for compatibility with Maytag, Kenmore, Whirlpool, and Amana brand washers. Specifically made for agitator washing machines, this Whirlpool model ensures a seamless operation for your washer. When replacing or upgrading your washer parts, this high-quality actuator is designed to meet the performance standards of your appliance, making it a reliable choice for your home.