Genuine OEM Volkswagen Radiator Fan Assembly, part number 5WA121203H. This assembly is responsible for drawing air through the radiator to dissipate heat from the engine coolant. It is typically located at the front of the radiator. The part weighs 3.06 kg and has dimensions of 0.735m x 0.465m x 0.08m. Genuine OEM parts are manufactured to precise specifications, ensuring correct airflow and efficient cooling, which is critical for engine health and preventing overheating.