Hans U. for Model Number KitchAid Stand Mixer, KP2671 Do you have the drive gear that fits in the old machines, meaning the 8-tooth version? Your part number may be AP3854320, but that one won't work if it is for the newer 10-tooth models, and I cannot tell from the photos and diagrams.
Answer Hans, The WP9709231 10 tooth gear is the factory substitute replacement part and should fit and work in your mixer. However the 8 tooth gear W11086780 is available at this time. Either part should fit and work in your mixer. Read More... Answered by AppliancePartsPros.com | Tuesday, April 8, 2014