Quicksilver 5121200TP Alpha One Gen II Sterndrive 1.47 Ratio Standard Rotation

The Quicksilver 5121200TP is a complete Alpha One Generation II sterndrive assembly engineered for MerCruiser inboard/outboard marine propulsion systems. This factory OEM unit features a 1.47:1 gear ratio and standard (right-hand) rotation, making it compatible with MerCruiser Alpha One Gen II applications from 1998 and newer (serial number 0L100040 and up).

Key Features:

• Factory new Quicksilver OEM sterndrive assembly—not remanufactured or aftermarket
• 1.47:1 gear ratio optimized for standard marine applications
• Standard rotation (RH) for right-hand propeller configuration
• Complete upper and lower unit assembly ready for installation
• Corrosion-resistant finish suitable for freshwater and saltwater environments
• Direct drop-in replacement for worn or damaged Alpha One Gen II units
• Precision-engineered to Mercury Marine specifications for reliable power transfer

As the OEM supplier for Mercury Marine, Quicksilver manufactures this sterndrive to exact factory specifications, ensuring seamless compatibility and long-term durability. This complete drive unit is designed for Alpha I Gen II platforms and serves as one of the most widely used sterndrive systems in recreational boating.