Yamaha Lower Unit Assembly - 61U (61U-45300-24-8D) is an essential component designed to keep your Yamaha outboard engine running at its best. This lower unit assembly is specifically engineered for 61U models, ensuring a precise fit and smooth integration with your engine. Constructed from high-quality materials, it offers superior durability and resistance to corrosion, making it suitable for various marine environments. The meticulous engineering behind this assembly guarantees reliable and efficient performance, significantly enhancing the overall lifespan and functionality of your engine.. The Yamaha Lower Unit Assembly - 61U (61U-45300-24-8D) delivers smooth power transfer and robust performance, improving the control and handling of your boat. Its rugged construction ensures that your outboard motor can withstand the demands of regular use, whether for recreational or commercial purposes. By choosing this lower unit assembly, you are ensuring that your Yamaha engine upholds its