The Roller and Stud Assembly - 4 Pack is an OEM part for GE dishwashers. This assembly includes four rollers and studs that are essential for the smooth operation of the dishwasher's lower rack. The rollers ensure that the rack glides in and out effortlessly, providing easy access for loading and unloading dishes.  Causes of a bad roller and stud assembly include regular wear and tear, accumulation of dirt and debris that can hinder movement, and damage from heavy loads or improper loading of dishes. Symptoms of a bad roller and stud assembly include: Difficulty pulling the rack in and out Squeaking or grinding noises during rack movement The rack getting stuck or detaching from the guide rail This GE replacement part is also compatible with Hotpoint, RCA, and some Kenmore models.This part fixes the following symptomsDoor won't closePart Number WD12X10327 (AP4980629) replaces 1811003, AH3486910, EA3486910, PS3486910, WD12X0330, WD12X0356, WD12X0357, WD12X0383, WD12X0385, WD12X183, WD12X330, WD12X356, WD12X357, WD12X383, WD12X385.