The Toro 66-7811 Snow Blower Impeller Shaft supports the impeller assembly by transferring rotational force for effective snow-moving performance. It helps maintain proper alignment and smooth rotation of the impeller, allowing the snow blower to operate consistently during use. Replacing a worn or damaged shaft can help restore reliable impeller movement and reduce performance issues... https://www.wholetoolbox.com/toro-66-7811-snow-blower-impeller-shaft/66-7811.html