Customer Questions and Answers for Worm Gear by Whirlpool

The Worm Gear is an OEM part for Whirlpool mixers. This part drives the rotation of the planetary assembly. The planetary assembly is where the mixer's accessories attach.

You should replace the worm gear if it becomes worn out or damaged. Causes of a bad worm gear can include excessive strain from heavy or dense mixing tasks, lack of lubrication, or general wear and tear over time. 

Symptoms of a bad worm gear include:

• The mixer attachments not turning
• Grinding or clicking noises during operation
• The mixer motor running but the attachments remaining stationary

This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.