8421 mm² ... 8868 mm² (TOP in conjunction with side elements COVER…AL)
8421 mm² ... 9180 mm² (TOP in conjunction with side elements COVER…PA)
8531 mm² ... 8823 mm² (BOTTOM in conjunction with side elements COVER…AL)
8656 mm² ... 9180 mm² (BOTTOM in conjunction with side elements COVER…PA)