It's tough to resolve the flare issue on the 4-door. The rear doors will have a piece of flare attached to them (that will stick out when open) unless the flare is left with a flat spot where the door passes over it to open. That is unless the rear door is modified for clearance.Bushwacker Pocket Fender Flares, as first seen in the Bronco Accessories catalog.
I understand everyone has their own favorite flavor of ice cream, but I just don’t understand why these flares even exist. They are godawful IMO. From Dean Dupuis on FB
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From Accessories Catalog.