Genuine OEM Volkswagen Sliding Door Lower Roller Guide, part number 2K0843398B. This component is crucial for guiding the sliding door's movement, ensuring it opens and closes smoothly along its track. It is positioned on the lower right side of the sliding door assembly. Constructed from durable metal with integrated plastic rollers, it weighs approximately 1.03 kg. Choosing a genuine OEM roller guide guarantees precise fitment, correct roller tolerances, and long-term durability, preventing door misalignment and premature wear.