The 68-70 are b-body only and are prone to breaking. It took me a year of swap meets and searching ebay to find a set for sale. I don't know how many doors I looked at that were missing the wing window frame. The 66-67 B-bodies are also the same for all 67 and newer A bodies.

56 Plaza 63 D100 step side 67 Coronet, 68 Roadrunner, 69 Super Bees, 69 Coronet 500 convertible, 70 Roadrunner Post, 79 D150 360, and a severe case of Mopar a,d,d