Mine did the same thing, it caused too much of a loss of ground clearance and it kept dragging on the terrain and getting hit when dropping off a ledge. I replaced it and the bumper with a bumper that has an integrated bumper hitch from
https://www.thedirtworx.com/product-page/rear-bumper. I have installed that bumper onto both of my TJs, it's solid, well made, and made in the USA!