Genuine OEM Volkswagen Crankcase Seal, part number 057103147A. This essential seal is designed to prevent oil and pressure leaks from the engine crankcase, ensuring the engine's internal components remain properly lubricated and protected. It forms a critical barrier against contaminants and maintains engine efficiency. Its compact dimensions are 0.02m length, 0.012m width, and 0.012m height. Choosing a genuine OEM seal guarantees the correct material composition and precise dimensions for a perfect, leak-free fit, crucial for long-term engine reliability and preventing costly oil loss.