Would have been nice to see a pic!
The powertrain, especially the Sport model (2.7L twin turbo from the F150) should be able to handle it fine. Just would interesting to see how the hitch receiver is setup, since normally they max out at 5,000 for the Edge.
2000 Ford E450 V10 VAN! 450,000+ miles
2014 ORV really big trailer
2015 Ford Focus ST