Genuine OEM Audi Grooved Ball Bearing, part number 01X311445. This bearing is a critical component within the transmission, facilitating smooth rotation of gears and shafts. It is designed to withstand significant loads and rotational speeds. Features a specific internal and external diameter for precise fitment within the transmission housing. Genuine OEM bearings are manufactured to exact tolerances, ensuring reduced friction, minimal vibration, and a long service life.