Genuine OEM Audi Gearbox Switch Unit, part number 0B1301230M. This critical component is responsible for controlling various functions within the gearbox system, facilitating precise gear selection and engagement. It operates internally within the transmission casing. Weighing approximately 0.82 kg, this unit is constructed from durable metal alloys for long-term reliability. Opting for a genuine OEM switch unit ensures exact mechanical tolerances, proper sealing, and reliable operation, which are crucial for the smooth and consistent shifting performance of the transmission.