John H St Petersburg , FL June 24, 2016 Appliance: KitchenAid Dishwasher KUDJ230YWH0 Kitchenaid Dishwasher Kudj230ywh0: Two lower rack wheel assemblies had failed over time. How to replace Lower Dishrack Roller. The how to do it video and a pair of pliers was all I needed to complete the repair in less than five minutes. The new parts seem more durable than the originals, the video was great and the repair could not have been simpler. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes