5th gen 1500 rear bumper on 4th gen

I've seen a few posts on 5th gen rear bumper(s) on 4th gens. We know the 2500 bumpers should work but I never saw a definitive answer about the 1500 bumpers. I got curious so I took a shot in the dark, ordered a 5th gen 1500 bumper and took on the task of making it fit. Long story short, it will

5th to 4th gen rear bumper conversion.

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