The Snapper 7019783YP Snow Blower Worm Shaft Impeller helps transfer rotational movement within compatible Snapper snow blower applications. This worm shaft works with the impeller drive system to support proper power transfer and smooth impeller operation during snow removal. It is a practical replacement for a worn, damaged, or faulty shaft that may affect impeller performance or sn... https://www.wholetoolbox.com/snapper-7019783yp-snow-blower-worm-shaft-impeller/7019783YP.html