Yamaha Lower Unit Assembly 61B-45300-30-EK - Elevate your outboard motor's performance with this genuine Yamaha lower unit assembly. Expertly crafted and constructed from high-quality materials, this assembly ensures exceptional durability and reliability in various marine environments. Its robust design provides excellent resistance to wear and corrosion, guaranteeing long-lasting and smooth operation.. The Yamaha Lower Unit Assembly 61B-45300-30-EK delivers efficient power transfer and enhances overall vessel performance. Ideal for both professional and recreational boating, this assembly ensures your outboard motor operates at its peak efficiency. Trust Yamaha's commitment to quality and innovation to maintain your marine engine's top condition, offering a superior and dependable boating experience every time you head out on the water.. This product has been superseded by: 61B-45300-31-EK. 61B-45300-30-EK - LOWER UNIT ASSY