Genuine OEM Volkswagen Engine Crankshaft Seal, part number 04E103170A. This component is crucial for preventing oil leakage from the crankshaft, maintaining engine oil pressure and cleanliness. It is typically located at the front or rear of the crankshaft, sealing against the engine block. Constructed with durable materials, it features an integrated flange and reluctor ring for precise engine operation. Choosing a genuine OEM seal ensures exact fitment and reliable, long-term oil containment, protecting vital engine components from contamination and wear.