Darren McFadden 4.27 Seconds 40 Yard Dash, video. Every SEC Football fan knew that Dmac would be the next big thing. Everyone in the Nation kind of liked him and knew a little about him. Now the world knows that Dmac is for real. Darren McFadden ran a 40 yard dash in 4.27 seconds. That is rare company he is keeping, but he did not seem to mind it when he was breaking all of those SEC rushing records either.

Darren McFadden answering questions at the NFL combine.