Genuine OEM Audi Secondary Shaft, part number 0CJ311201C. This shaft is a vital component within the transmission, playing a role in the gear selection and power transfer process. It is situated inside the transmission casing. Constructed from durable materials with exact dimensions to ensure proper meshing with other gears. Genuine OEM parts are essential for maintaining the integrity and performance of the transmission, as they are designed to meet the original factory specifications.