This genuine OEM part is a refrigerator upper dishrack. The upper dishrack is the tray on which dishes are placed on the top shelf of a dishwasher. If the dishrack is no longer sliding on its tracks, or is not staying in place during the wash cycle, it might need to be replaced. Luckily this is a very simple repair.To replace the upper dishrack, simply pull out the old dish rack and lift it up out of its tracks. Once removed from the dishwasher, take the new dishrack and gently slide it into place. Make sure it is placed correctly and that it is running smoothly on its tracks.This replacement part is sold individually and is compatible with Whirlpool, Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Sears/Kenmore brand dishwashers.