Paul B Pawcatuck , CT July 24, 2018 Appliance: KitchenAid 6 Qt. Stand Mixer KT2651-3 Kitchenaid Mixer Kt2651-3: Bad speed control. How to replace Transmission Housing. Bought new for my model of Kitchen Aid mixer. Watched your video and replaced the old with the new and presto works like a new machine again. Your repair videos are very informative for a dyi person, follow the video and the repair is done. Your videos and parts list for the type of Kitchen Aid machine is all one needs to repair a Kitchen Aid mixer. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes