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Wadoy 9704230 Blender Coupler
Specifications: 9704230 Blender Rubber Coupler Clutch for KitchenAid Size:OD1.42"[36mm],center hole diameter 6mm Replaces for part No. AP2930430, 831718, AH401661, EA401661, PS401661
There are two ways to remove the old clutch 1. you can use a thin 7mm spanner to grip the flats on the spindle under the coupler then turn the coupler clockwise. 2. you can use a large flat bladed screwdriver to gently pry the coupler off the spindle.