Genuine OEM Audi Rear Control Arm, part number 8W0501529D. This critical suspension component connects the wheel hub to the vehicle chassis, allowing for controlled movement and maintaining wheel alignment. It is positioned on the rear left side of the vehicle. Constructed from durable materials, this control arm weighs approximately 0.68 kg and measures 0.51 meters in length. Choosing a genuine OEM control arm ensures precise geometry and material strength, which are vital for suspension performance and vehicle safety.