Genuine OEM Audi Sealing Ring, part number 09E409400F. This precision-engineered ring creates a vital seal, preventing fluid leakage and contamination within mechanical assemblies. It is typically positioned around a rotating shaft or joint in the transmission or drivetrain. With a weight of approximately 0.019 kg, this sealing ring is manufactured to exact tolerances for optimal performance. Choosing genuine OEM ensures the correct material properties and dimensions for a reliable, leak-free seal and extended component life.