All Sierra parts qualify for and are covered under Sierra's industry leading customer satisfaction warranty
model number: S5M1899138
Part Number: S5M1899138
Details: Sierra's 18-99138 Water Pump Gasket fits 20 (1996-1997), 25 (1988-2009), F20 (2019), and F25 (2016-current) Yamaha engines. It is interchangeable with Yamaha Outboard 6L2-45315-00-00 and 6L2-45315-A0-00. Each Sierra product meets or exceeds the original equipment part it replaces.
