Yamaha Power Trim & Tilt Assembly - 66Y-43800-09-4D. The Yamaha Power Trim & Tilt Assembly - 66Y-43800-09-4D is designed to enhance the control and performance of your Yamaha outboard engine. This advanced assembly allows for effortless and precise adjustments, ensuring superior handling and a smoother ride on the water. Built to meet Yamaha's exacting standards, it guarantees a perfect fit and reliable operation, making it an essential component for any serious boater.. Constructed from premium materials, the Yamaha Power Trim & Tilt Assembly - 66Y-43800-09-4D is built to withstand the harsh conditions of the marine environment. Its robust design ensures excellent resistance to corrosion and wear, providing long-lasting durability and dependable performance. Easy to install, this assembly minimizes downtime, allowing you to quickly return to your marine adventures. Trust in Yamaha's commitment to quality with this dependable power trim and tilt assembly for an optimal boating experien