Gerald L Essexville , MI July 02, 2019 Appliance: KitchenAid Solid State Mixer KM25G0XWH4 Kitchenaid Mixer Km25g0xwh4: Beater shaft was not turning. How to replace Gear. Replaced the gear that drives the beater/whip shaft. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes