Genuine OEM Volkswagen Shaft Oil Seal, part number 020301189T. This oil seal is critical for preventing the leakage of transmission fluid from rotating shafts within the gearbox assembly. It creates a barrier between the moving shaft and the stationary housing. Constructed from durable materials like rubber and metal, it is designed to withstand the operating conditions within the transmission. Genuine OEM oil seals are manufactured to precise tolerances to ensure effective sealing and prevent premature wear or fluid loss, maintaining the longevity of the transmission.