Genuine OEM Audi transmission mount bushing, part number 4E0399151DE. This bushing serves to isolate the transmission from the chassis, absorbing vibrations and reducing noise for a smoother driving experience. It is positioned as a mount for the transmission assembly. Constructed from a combination of metal and rubber for durability and vibration dampening. Genuine OEM parts are manufactured to exact specifications, ensuring proper fitment and long-term reliability in absorbing drivetrain vibrations.