Timothy T Peachtree City , GA November 18, 2017 Appliance: Whirlpool Undercounter Dishwasher GU1200XTLS3 Whirlpool Dishwasher Gu1200xtls3 / : Broken bracket for top rack. How to replace Upper Dishrack Wheel. Entered model number, found part, watched video, purchased part, part arrived very quickly, installed in 5 minutes, wife happy, me happy. This website is awesome!!!!!!!!!!!!!!!!! Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes