Aftermarket Mercruiser 862209 Bellow Flange Ring
The Sierra 18-1728 Bellows replaces Mercruiser 816607 for Mercruiser applications. It provides a flexible sealed connection through the transom/drive assembly while allowing normal drive movement.
Fits:Â Alpha One (Gen II) (1991 & Up)
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-1728?
Sierra 18-1728 is an aftermarket bellows for Mercruiser applications.
Which part numbers cross-reference Sierra 18-1728?
This listing cross-references Mercruiser 816431A1, Mallory 9-73117 and Mercruiser 816607. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-1728 fits my Mercruiser application?
Contact us with your engine model and serial number and we'll help check suitability.