Genuine OEM Volkswagen Gear Housing Breather Assembly, part number 0C8301047C. This component is crucial for regulating pressure within the gear housing, allowing it to vent excess pressure and moisture while preventing contaminants from entering. It is typically positioned on the upper section of the transmission or differential housing. Weighing 0.093 kg and measuring 0.438 m in length, this breather is designed for optimal airflow and filtration. Using a genuine OEM breather ensures proper pressure equalization, which is vital for protecting seals and extending the lifespan of transmission components.