The Whirlpool WP8268785 Upper Dishrack Roller Assembly helps the upper dishwasher rack slide smoothly in and out for convenient loading and unloading. Designed to support the movement of the upper rack, this assembly allows it to travel along the rack guides with reduced friction and improved stability. It helps keep the rack properly aligned during everyday use, making it easier to a... https://www.partsmelange.ca/whirlpool-wp8268785-upper-dishrack-roller-assembly-for-dishwasher