SMOOTH ROTATION This drive coupling for your blender has reverse threads and is used to spin the blender blades The coupling connects the blender jar to the base This part fixes the following symptoms Touchpad does not respond Door wont open or close 9704230 Blender Coupler includes 1 x 9704230 Blender Drive Coupling and 1 x Removal Tool Spanner PERFECT MATCH 9704230 is compatible with KitchenAid models KSB5 series and the following KSB3 KSB3 KSB5 KSB3WH0 KSB3AC0 4KSB5WH0 KSB3 KSB3WH KSB5 KSB5WH KSB34 KSB54 5KSB54 KSB5SS4 5KSB524 KSB5 KSB33 KSB53 etc Replaces part numbers WP9704230VP WP9704230 PS11746921 AP2930430 PS401661 etc Feel free to contact us to check the model compatibility We will be happy to assist you SUPERIOR QUALITY 9704230 Blender Coupling is made of highgrade ABS plastic plus metal core to enhance the lifetime It has been welltested by the manufacturer to ensure OEM standards effective performance EASY TO INSTALL Just takes you a couple of minutes to repair Use a flat blade screwdriver to pry the coupling off wipe the threads off with a dry cloth and screw the new coupling counterclockwise Wiggle the wrench around until wrench teeth grab on the cutout position Once it is locked hold the wrench still in lock position with one hand and rotate the coupler clockwise with the other hand Make sure the blender is unplugged before beginning this repair 100 LIFETIME PROTECTION Enjoy reliable performance with our lifetime protection ensuring that your product will always be covered for any defects or issues that may arise