Genuine OEM Audi Axle Bearing Seal, part number 4G0505491. This seal is critical for preventing lubricant leakage from the axle bearing, protecting the bearing from contaminants and maintaining its proper function. It is installed in the rear axle assembly, surrounding the bearing. Constructed from durable, high-quality sealing material, it weighs approximately 0.102 kg. A genuine OEM axle bearing seal ensures precise dimensions, material compatibility, and long-lasting sealing performance, vital for the longevity and safety of the drivetrain.