John Deere Zero Turn Drive Transmission Belt Replacement Z920, Z925, Z930, Z945 

This video shows how to change and replace the Transmission drive belt on a John Deere Zero turn Z920, Z925, Z930, Z945 mowers. It also shows you how to remove the belt tension pulley if the tension pulley needs to be replaced. There is a belt guide map at the beginning of the video that I drew to help show how the belt is routed onto the pulleys.