Description
Mercruiser Alpha One Gen 2 Lower Unit – OEM #1623-815822A53
Upgrade or replace your Mercruiser Alpha I Gen 2 lower unit with this professionally remanufactured sterndrive gearcase. Designed to fit 1991–2011 Alpha One Gen 2 sterndrives, this unit is rebuilt in the USA using genuine OEM Mercruiser Boat Parts and certified marine craftsmanship.
Our Alpha One Gen 2 lower unit (OEM #1623-815822A53) is a dependable replacement that delivers smooth performance and long-lasting reliability for a wide range of Mercruiser sterndrive applications. Whether you’re maintaining a boat or doing a complete outdrive overhaul, this lower unit ensures a precision fit and solid operation.
View our parts finder to find Mercruiser Outboard parts diagrams to verify this is a match or contact us using the buttons at the bottom of the page.
You can also use our parts finder to find other Mercruiser Boat Parts for your Mercruiser sterndrive engine.
🛥️ Don’t get stranded with sub-par units from other rebuilders. Get your quality US Boatworks reman lower unit today! 🛥️
Features and Benefits
- 815822A53 Mercruiser lower unit
- Replaces OEM part number: 1623-815822A53
- Fits Mercruiser Alpha One Gen 2 sterndrives (Years: 1991–2011)
- Remanufactured with OEM Mercruiser parts
- Assembled and tested by certified marine mechanics in the USA
- Covered by a 1-Year Limited Warranty
Pricing
Total Price: $1,945
Less $250 Refundable Core Deposit
👉 Final Price: $1,695
Product Finish
- Ships in gray primer finish
- For custom matching, your order includes factory spray paint to finish if desired
Core Deposit Information
- Return your old core, get up to $250 back.
- Refund amounts vary based on the condition of your core
- Please review our Core Policy for details on how to return your old core and claim your deposit
- ♻️ Recycle your core- keep boat parts out of the landfill
Useful Resources
- 🔍 How to find your Boat Engine serial number
- Still deciding? Watch our YouTube video How avoid common lower unit replacement mistakes
- To help extend the life of your gearcase, check out our Boat Maintenance Checklist
🛥️ Please have your Engine Serial # ready when you contact us if possible. 🛥️
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