The Mercedes Vito W639 Front Left Passenger N/S Door Step Tread Trim (Part Number: A6396860010) is a high-quality, genuine part designed specifically for Mercedes-Benz vehicles. This grade B door trim is made to fit the front left side of the vehicle, adding a stylish and sleek look to the interior while also providing protection to the door step. Made by the manufacturer with expertise in vehicle parts, this trim is a perfect choice for those looking to enhance the appearance of their Mercedes Vito W639.