frame flex with anti sway bar

You guys are out of control on your absolutes. As I have tried to point out, these frames are designed to resist twist and flexing, thus the intent of being rigid. Not like a C-Channel frame that is designed to flex and twist.

http://media.chevrolet.com/media/us/en/chevrolet/news.detail.html/content/Pages/news/us/en/2014/Oct/1015-silverado.html