Will post more later.
Want a better look, try and find Mopar lowering springs (almost impossible to find right now).
Had eibacks on my 16 HC, but wouldn't recommend unless you only drive on even roads ( also were suspect in boot tear issues.
Biz ( owner of triumph) worked with the owner of Phillips fender flares to come up with a wheel and correct offset that would work on Challenger hellcats that had the flares.