It goes by many names. Bagger, Leaf Collector, Material Collection System (MCS), Bagging System, Leaf Vacuum, among others. This particular unit is a PTO driven, Dump From The Seat Material Collection System. This will work with any tractor that has a 540 RPM rear PTO including John Deere, Kubota, Kioti, Mahindra, LS, Cub Cadet, Bobcat, Yanmar, New Holland, Massey, and more!