David S Fairfax , VA April 10, 2023 Appliance: KitchenAid Undercounter Dishwasher KUDK02CRBS1 Kitchenaid Dishwasher Kudk02crbs1: The dishwasher's top rack roller axle broke making the roller wheel pop off. How to replace Upper Dishrack Roller. Bought a whole new set of roller wheels (4 in all) and just did a replacement. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes