This part is an OEM from Whirlpool for use with Whirlpool Stand Mixers. The rubber foot supports the base of the stand mixer on the countertop. The most common reason for replacing the rubber foot is if touchpad does not respond. This part is sold individually. There are no tools need to replace the rubber foot.

This is a genuine KitchenAid replacement part, it is sold individually.
The coupling is the part of a blender that transfers power from the blender's motor to the blade assembly.
Over time, the teeth on blender coupling wear down until they no longer engage properly on the blade assembly.

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This genuine KitchenAid replacement part it is sold individually. This part includes the jar, blades, and bottom coupling. This part is commonly replaced when a leak has occurred or the blades have been damaged. Made from a durable polycarbonate plastic. The jar holds 56 liquid ounces. This part is commonly purchased with number 9709363 Blender Jar Lid.