This water pump with mounting gasket is completely new, from the seal to the housing.It fitsmultiple Kubota Compact Tractor and Industrial / Construction models.(NOTE: replaces 1553473030,SW07718) OEM Cross Reference SW07718, 1553473030 Fits models: Kubota COMPACT TRACTOR: B1550, Kubota COMPACT TRACTOR: B1750, Kubota COMPACT TRACTOR: B2150, Kubota COMPACT TRACTOR: B5200, Kubota COMPACT TRACTOR: B6200 (Gear Drive Eng SN 369055 or all HST models), Kubota COMPACT TRACTOR: B7200, Kubota COMPACT TRACTOR: B8200 (Gear Drive Eng SN 373346 or all HST models), Kubota COMPACT TRACTOR: B9200, Kubota INDUSTRIAL/CONSTRUCTION: B20