The Whirlpool WPW10740408 Dishwasher Dishrack Adjuster Left Side controls upper rack height adjustment, providing flexible space for different dish sizes. This component attaches to the left side of the upper dishrack and works with the rack adjustment mechanism to raise or lower its position. It supports the rack during height changes and maintains alignment with the sliding tracks f... https://www.partsmelange.ca/whirlpool-wpw10740408-left-dishrack-adjuster-for-dishwasher