Genuine OEM BMW Steering Wheel Connecting Cable, part number 32306868127. This cable serves as a crucial link, connecting various electrical components within the steering wheel assembly, such as the airbag, horn, and steering wheel controls. The diagram shows this as component 2, part of the wiring harness for the steering wheel. Genuine OEM connecting cables are manufactured to strict standards to ensure reliable electrical connections and proper signal transmission, vital for safety and functionality.