Genuine OEM Volkswagen ABS Control Unit, part number 5WA614517QBEF. This unit is a critical component of the anti-lock braking system, regulating brake pressure to prevent wheel lock-up during deceleration. It is typically mounted to the hydraulic modulator. The precise calibration and internal valving of this unit ensure optimal safety and performance. Genuine OEM ABS control units are manufactured to exact specifications, guaranteeing correct signal processing and reliable operation.