The Genuine BMW Adaptive Xenon Headlight Assembly Left - 63117240261 is a high-quality replacement headlight for BMW vehicles. It is designed specifically for models with adaptive xenon headlights and is made from durable materials to ensure long-lasting performance. This headlight assembly includes the bulb and all necessary components for installation. It also features adaptive technology, which adjusts the beam angle and intensity based on driving conditions for improved visibility and safety. This product is an authentic BMW part and is compatible with a range of BMW models.