Randall A Alamogordo , NM July 02, 2015 Appliance: KitchenAid Blenders KSB3WH0 Kitchenaid Blender Ksb3wh0: Blade assembly shaft broke for kitchen aid blender. How to replace Dome And Blade Assembly. Even though the blade assembly was different on the bottom, the part that connects up with the blender motor blades, it worked just fine. 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes