Kurt H Cincinnati , OH February 18, 2024 Appliance: Maytag Dishwasher MDB4949SDH3 Maytag Dishwasher Mdb4949sdh3: Rusty lower rack. How to replace Dishrack (Lower Rack). Bought a new rack, popped the wheels off the old rack, put the wheels on the new rack. Easy Peasy. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes