Sean C Yakima , WA July 14, 2014 Appliance: Model KSB5WW3 Blender drive coupler broke apart Thought our KitchenAid blender was ready for the trash, but it was easy to replace the blender drive coupler. Thanks for the online video showing us how to do it. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes