The slats were deleted and wing sweep was increased by 2.5 degrees; wing positions were changed to 18.5, 47.5 and 74.5 degrees, respectively.
Tulang rusuk yang telah dihilangkan dan ketekukan sayap telah ditambah 2,5 derajat; posisi sayap dapat diubah menjadi 18,5, 47,5 dan 74,5 derajat.