This product is a set of three replacement developer unit motor gears designed for use with specific multifunction printer models, including 1075, 1060, 2060, 2075, MP6500, 7500, MP7502, 8000, 8001, and 9002.Constructed from engineered plastic, these gears are built to provide consistent performance and within compatible devices.The set supports maintenance and repair needs for office environments where these printer models are in use.