Genuine OEM Audi Support For Transverse Arm, part number 42B407458A. This component serves as a critical support structure for the transverse arm within the vehicle's suspension system. It is positioned in the suspension assembly, providing stability and proper alignment. Manufactured to exact specifications, this support ensures the integrity and longevity of the suspension components. Genuine OEM parts are essential for suspension components to maintain factory-set tolerances and ensure a smooth, safe ride.