Aftermarket Mercruiser 31-61100A1 Tapered Roller Bearing
The Sierra 18-1156 Bearing replaces Mercruiser 30894A1 for Mercruiser applications. It supports the rotating assembly and helps maintain smooth, correctly aligned movement.
For:Â Mercruiser Vazer
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-1156?
Sierra 18-1156 is an aftermarket tapered roller bearing for Mercruiser applications.
Which part numbers cross-reference Sierra 18-1156?
This listing cross-references Chrysler/Force/US Marine 31-30894A1, GLM 21820, Honda 91051-ZW1-003 and Mallory 9-75118. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-1156 fits my Mercruiser application?
Contact us with your engine model and serial number and we'll help check suitability.