The Genuine Tohatsu Marine Part is a lower unit assembly designed for use in Tohatsu outboard motors. It is identified by the part number 3B2-87301-0 and the alternate part number 3B2S87301-0. This lower unit assembly is a crucial component of the outboard motor, responsible for transferring power from the engine to the propeller. It is made with high-quality materials and precision engineering to ensure optimal performance and durability. This Genuine Tohatsu Marine Part is a reliable and authentic replacement for your outboard motor, guaranteeing a perfect fit and seamless integration with the rest of the system.