Yamaha Lower Unit Assembly - 696-45300-12-4D is designed to enhance the performance and reliability of your Yamaha outboard engine. This high-quality lower unit assembly ensures smooth and efficient power transfer, significantly improving your boat's handling and overall performance. Constructed with premium materials, it is built to withstand the harshest marine conditions, offering exceptional durability and long-lasting service. Installing the Yamaha Lower Unit Assembly - 696-45300-12-4D is straightforward, allowing for seamless integration with your existing engine setup. Its corrosion-resistant construction reduces maintenance needs and extends the lifespan of your outboard motor. Trust Yamaha's dedication to quality and innovation to keep your engine running at its peak, ensuring a safe and enjoyable boating experience every time you venture out on the water. This product has been superseded by: 696-45300-12-8D. 696-45300-12-4D - LOWER UNIT ASSY