This Genuine Tohatsu Marine Part is a Gear Case Assembly with the part number 399Q60000-3. It is designed specifically for use with Tohatsu outboard motors and is made from high-quality materials to ensure durability and longevity. The Gear Case Assembly is an essential component of the motor's transmission system, responsible for transferring power from the engine to the propeller. This part is a direct replacement for the original gear case assembly and is guaranteed to fit and function perfectly. It is recommended to use only genuine Tohatsu parts to ensure optimal performance and reliability of your outboard motor.