Genuine OEM Volkswagen Steering Gear, part number 2HJ422051BD. This unit converts the rotational motion of the steering wheel into the linear motion required to turn the vehicle's wheels. It is a core component of the steering system, located centrally on the steering rack assembly. The steering gear is engineered for precise control and durability. Genuine OEM parts guarantee the correct gear ratios, internal tolerances, and material strength necessary for safe and responsive steering.