Genuine OEM Audi Left Transmission Mount Bushing, part number 4E0399151DF. This bonded rubber bush is designed to absorb vibrations and provide flexible support for the transmission assembly, isolating the drivetrain from the chassis. It is specifically located on the left side of the transmission mounting bracket. Weighing approximately 1.06 kg, this bushing is engineered from durable rubber and metal components to withstand significant loads and environmental stresses. Using a genuine OEM transmission mount bushing ensures factory-specified vibration dampening, precise alignment, and long-term durability, contributing to a smoother and quieter driving experience.