Find Original Equipment Ball Joints for all Riding Mowers, RZT, Zero-Turn, Lawn Tractor and Garden Tractors applications. Ball joints are critical components of your machine's steering system, securing the drag links and tie rod ends. Ball joints should be inspected regularly and replaced if signs of wear or damage is present. Original ball joints for Troy-Bilt, Craftsman, MTD, Cub Cadet, Yard-Man, Huskee, Yard Machines and Bolens Riding Mower Models, shipped Factory-Direct.