Genuine OEM Volkswagen Door Window Regulator, part number 2K1837730L. This mechanism controls the smooth and precise movement of the front right door window, allowing it to be raised and lowered. Weighing 3.546 kg and measuring 0.805m x 0.59m x 0.09m, it is designed for robust performance. Using a genuine OEM window regulator ensures factory-specified operating speed, anti-pinch safety features, and long-term reliability, preventing common issues like slow operation or complete failure.