Yamaha Lower Unit Assembly 61A-45300-22-4D - Enhance your boating experience with this genuine Yamaha lower unit assembly. This assembly is meticulously engineered to provide superior performance and durability in diverse marine environments. Built with high-quality materials, it offers excellent resistance to wear and corrosion, ensuring your outboard motor operates smoothly and reliably.. The Yamaha Lower Unit Assembly 61A-45300-22-4D delivers consistent power and stability, making it an essential component for maintaining your engine's peak performance. Suitable for both professional and recreational boaters, this lower unit assembly is designed to handle the demands of various water conditions. Rely on Yamaha's expertise and dedication to quality to keep your marine engine in top condition, ensuring a safe and enjoyable journey every time.. This product has been superseded by: 61A-45300-22-8D. 61A-45300-22-4D - LOWER UNIT ASSY