Andrew O Flint , MI December 17, 2021 Appliance: KitchenAid 6 Quart Professional 600 Bowl Lift Stand Mixer KP26M1XPM5 Kitchenaid Mixer Kp26m1xpm5: Noisy and mixer paddle slipping. How to replace Mixer Transmission Gasket. I replaced the worm follower gear which was stripped. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours