Deere & Company, doing business as John Deere, is an American corporation that manufactures agricultural machinery, heavy equipment, forestry machinery, diesel engines, drivetrains (axles, transmissions, gearboxes) used in heavy equipment and lawn care equipment. Deere & Company is listed on the New York Stock Exchange under the symbol DE. John Deere sells a wide range of parts, including those for maintenance, repair, and remanufacturing, across various equipment types like tractors, lawn mowers, and construction machinery. They offer parts for engines, drivetrain, hydraulics, electrical systems, and more, as well as components like bearings, belts, filters, and cutting parts.