Steven L Grand Blanc , MI May 02, 2021 Appliance: Model WTW50000DW1 Grinding sound during spin Gearcase splines broke and took out hub. Replaced both with new parts. To verify if this happened to you start by taking out the agitator and getting a look at the hub and splines. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours