The Cage Roller Bearing Assembly is an OEM component for GE dishwashers. Located within the dishrack framing, it facilitates smooth travel of racks in and out during cycle operations.  Causes of a faulty bearing assembly commonly relate to years of enduring cycle vibrations and intermittent loads from rack movements. Hard water exposure poses an additional risk of mineral deposits increasing friction over time. Symptoms include: Snagging or jamming issues when sliding racks  Louder than typical operation noises within cycles Potential rack misalignments or difficulty extending fully This genuine GE assembly is also compatible with other GE, Hotpoint, RCA, and some Kenmore models.Part Number WD30X10020 (AP3425343) replaces 1057476, AH959485, EA959485, PS959485.