Eileen D Auburn , NY July 02, 2021 Appliance: Whirlpool 4 1/2 Qt. Stand Mixer Classic - Tilt K45SSAC-0 Whirlpool Mixer K45ssac-0: The feet were worn away. How to replace Mixer Foot. I purchased and replaced the feet on my 33-year-old Kitchen aid stand mixer. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes