The Genuine Mazda Transfer Case Output Shaft Seal AW21-27-398 is a direct replacement part specifically designed for Mazda vehicles. This OEM part is guaranteed to be genuine and comes with a 1-year warranty. It is suitable for various Mazda models such as the CX-9 and is located on the front outer section of the vehicle. This seal is a crucial component in maintaining the proper function of the transfer case, ensuring smooth and reliable performance for your Mazda vehicle.