This Genuine Tohatsu Marine Part is a lower unit assembly (S) with the part number 361Q87301-1. It is a crucial component for the proper functioning of your Tohatsu outboard motor. The lower unit assembly is responsible for transferring power from the engine to the propeller, allowing your boat to move efficiently through the water. This part is specifically designed and manufactured by Tohatsu, ensuring a perfect fit and optimal performance. By using genuine Tohatsu parts, you can trust in the quality and reliability of your marine equipment.