what part numbers do i get for the brake lines at napa that are longer i have a 4 inch lift. so far in searching ive found 2 numbers for the front lines Bh38621 for one side and Bh38620 for the other. i have also found 38872 for both fronts. i also read that the dana 44 has a different fitting than the 10 bolt and dana 60. which numbers should i get. i found 4138068 for the back.