I'm not 100% sure about the convertible, but I am 100% sure about the coupe and fastback being the same... I have the drivers door from a coupe on my Mach. I'd imagine that the 'vert is the same, but I don't have any experience.
'72 Mach 1 || '90 Talon TSi AWD
"Thats not a leak, my car's marking its territory!"
"If you've done it, it ain't braggin'." -Roy Rogers