Today on our 2014 GMC Sierra 1500 Series, we'll be doing a test fit of the Darby Extend-a-Truck load extender. That's part number DTA944. I've already got it loaded up on the back of the Sierra, just to give you a good of what it looks like and how it's going to work. You can see it's going to work great for those elongated items, such as our ladder here, lumber, or anything really at all. It'll… see more >