This water pump is a direct replacement for the 2005-2007 BMW X5 4.4i. It comes with a gasket and is sold individually. The manufacturer part number is 14474824 and it has a 1-year unlimited mileage warranty. The water pump is compatible with various BMW models including the 545i, 645Ci, 745i, 745Li, Alpina B7, and Base 4.4i 4.8is. It is a new product with a 60-day return policy and does not include a pulley. Please refer to the superseded part number and production date before purchasing.