Second the SACHS brand, OEM supplier to Ford for a long time. This is based on trying out many brands for the hatch lifts on the Edge. Still want to try out the AMS product, and wish Redline Tuning would make 'em ...
I replaced both on the hood of my wife's '14 SEL at only 18,000 miles, took it back to the dealer a couple of days after we bought it. Replaced one on my trunk at about 45,000 miles.