Description
MerCruiser Alpha One Gen 2 Outdrive – 2.0 Ratio | OEM #5121600TP
Genuine Mercury Marine Factory OEM | Alpha I Gen II Compatible | 1-Year Warranty | Core Rebate Eligible
Upgrade your marine propulsion system with the MerCruiser Alpha One Gen 2 Outdrive (2.0 Ratio) – OEM part number 5121600TP. Designed to fit MerCruiser Alpha I Gen II sterndrives, this lower unit delivers trusted performance, durability, and factory precision.
This is not an aftermarket product—it’s a genuine Mercury Marine OEM unit, offering top-tier reliability for boaters who demand quality. Built to meet strict OEM specifications, it’s perfect for replacing worn or damaged units on Alpha 1 Gen 2, Alpha Gen 2, or Mercury MerCruiser Alpha One Gen II setups.
Whether you’re looking for a MerCruiser Alpha One Gen 2 Outdrive for sale or simply want the best replacement gearcase for your Alpha 1 Gen 2 outdrive, this model ensures excellent compatibility and long-term performance.
Counter Rotation Version (#5111600TP) is also available. Call us for details!
Features & Benefits:
- Fits: MerCruiser Sterndrive Alpha I, Gen II (1991 & newer)
- Ratio: 2.0
- OEM Part Number: 5121600TP
- Genuine Quicksilver OEM unit – same as Mercury Marine factory parts
- Counter Rotation model 5111600TP also available
- 1-Year Warranty on OEM components
- Precision-built to fit your Mercury Alpha One Gen 2, MerCruiser Alpha 1 Gen 2, or Mercury Alpha Gen 2 outdrive
Pricing
Total Price: $3,775
Less $400 Core Rebate
Final Price: $3,375
Product Finish:
- Factory-new OEM Quicksilver finish
- Ready for installation on compatible Alpha One Gen 2 outdrive boats
- Clean, corrosion-resistant, and precision-machined
Core Rebate Information
- Return your old core, get up to $400 back
- Rebate amount will vary based on the condition of your core
- ♻️ 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
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