Genuine OEM Volkswagen Rear Differential Pinion Seal, part number 08E525275. This sealing ring is crucial for preventing fluid leaks from the differential pinion, ensuring the differential's internal components remain properly lubricated and protected. It is specifically designed for the rear differential assembly. Weighing 0.038 kg with dimensions of 0.07m x 0.07m x 0.018m, this seal provides a precise fit. Using a genuine OEM seal guarantees the correct material composition and dimensions for optimal sealing performance and long-term durability in demanding drivetrain applications.