Yamaha Lower Unit Assembly F4 68D-G5300-01-4D is an essential replacement part for maintaining the optimal performance of your Yamaha outboard motor. Designed with precision engineering, this lower unit assembly ensures efficient power transfer and smooth operation, enhancing your boat's maneuverability and speed. Built to withstand harsh marine conditions, it offers superior durability and corrosion resistance, ensuring long-lasting performance and reliability. The 68D-G5300-01-4D lower unit assembly is compatible with various Yamaha F4 outboard models. Its easy installation process and seamless integration make it a perfect choice for restoring or upgrading your motor's performance. Trust in Yamaha's commitment to quality and innovation to keep your marine adventures running smoothly with this dependable lower unit assembly. Ensure your outboard motor delivers peak performance with this high-quality replacement part from Yamaha. This product has been superseded by: 68D-G5300-03-4D. 6