If you want stock I would go for some OEM parts. They are not too hard to find because they are mostly interchangeable between makes. It would cost a lot less and the key parts are forged steel.

They made several different brake spindles but they mostly interchange.

Here is a very good link with some information.

https://board.moparts.org/ubbthreads/showflat.php?Cat=0&Number=6845317&Main=6844984