Genuine OEM Volkswagen Clutch Slave Cylinder, part number 6QE721261D. This hydraulic component is responsible for actuating the clutch release mechanism, translating hydraulic pressure from the master cylinder into mechanical force to disengage the clutch. It is typically mounted on the transmission. Weighing 0.166 kg, this slave cylinder is constructed from robust plastic and rubber components. Using a genuine OEM clutch slave cylinder ensures precise hydraulic function, leak-free operation, and durable performance, which are critical for consistent and reliable clutch engagement.