The Genuine BMW 27mm Sway Bar Bushing is a replacement part for the sway bar system in BMW vehicles. It is designed to fit a 27mm diameter sway bar and is made from high-quality materials to ensure durability and performance. This bushing helps to reduce noise and vibration while driving, and also helps to maintain proper handling and stability. It is an authentic BMW product, part number 31352229436, and is compatible with various BMW models.