Genuine OEM Audi rubber bushing, part number 4E0121275A. This component provides essential vibration damping and structural support within the cooling system assembly. It is located at the mounting points of the radiator to ensure stable operation. Manufactured from high-grade rubber, it is engineered to withstand thermal cycling and maintain its elasticity over time. Genuine OEM parts ensure the exact material density and dimensions required for a secure, vibration-free service life.