The Dishwasher Rack Assembly is an OEM part for Frigidaire dishwashers. It provides an adjustable racking system inside the dishwasher tub to accommodate varying sizes of dishes, utensils, and cookware on multiple shelf levels. The rack assembly measures about 22"x 21"x 9" including the wheels. Symptoms of a bad rack assembly include: Broken or missing rack wires that compromise integrity Shelves that will not stay locked into desired positions Rust or corrosion buildup weakening structural components An inability to fully extend or retract racks from the tub Causes of a bad rack can include deterioration of rack materials from repeated wash cycles, broken mounting connectors, or damage from improper loading methods that put undue stress on the racks. As an OEM replacement, this Frigidaire dishwasher rack restores safe and dependable use of the cleaning space. This OEM Frigidaire part can also be used on Electrolux, Frigidaire, Gibson, Kelvinator, Westinghouse, and Sears/Kenmore.Part Number 5304535379 (AP7215764) replaces 154331606, 154331605, 5304491809, 154336009, 154336020, 5304517200, 5304535335.