Aftermarket Mercruiser 853654A1 Trim & Starter Solenoid
The Sierra 18-5821 Solenoid is designed to crank the engine during starting in Mercury applications. It replaces Mercury 8M0098898.
Fits:Â 9.9/15 4-Stroke (1999 & Up), 30 4-Stroke (2002 & Up)
Fits:Â 40/50/60 4-Stroke (2001 & Up), 75/90 4-Stroke (2000 & Up)
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-5821?
Sierra 18-5821 is an aftermarket solenoid for Mercury & Yamaha applications.
Which part numbers cross-reference Sierra 18-5821?
This listing cross-references Arco SW945, Mallory 9-15121, Mallory 9-15203 and Mercury 6G1-8194A-10. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-5821 fits my Mercury & Yamaha application?
Contact us with your engine model and serial number and we'll help check suitability.