The Shelf Stud Kit is an OEM part for Whirlpool refrigerators. This kit includes the necessary studs to secure the shelves within the refrigerator, ensuring they remain stable and properly aligned for optimal storage. Common causes of a bad shelf stud include repeated loading and unloading of shelves, which can lead to wear and tear, or accidental damage from impacts. Symptoms of a bad shelf stud include: Shelves tilting or falling out of place Difficulty in securing shelves Visible cracks or damage to the studs This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.W11581579 (AP7186746) replaces 4388540, 1106982, 1118109, 946355, 946356.