Genuine OEM Audi transmission oil seal, part number 0B1301311D. This seal is designed to prevent fluid leakage and protect internal transmission components from contaminants. It is positioned within the transmission housing assembly as shown in the technical diagram. Manufactured to strict factory tolerances, this seal ensures a precise fit and long-lasting performance. Genuine OEM seals are essential for maintaining the correct internal pressure and lubrication levels within the transmission, preventing premature wear and fluid loss.