The rear lower shock mounts are rotated too low for the shock body to clear during articulation. I contemplated fabbing some extensions, but I talked to @All 4 Wheelin' and he pointed me to the Barnes rear lower shock mounts. We’ll cut off the stock brackets and weld on the Barnes.
https://barnes4wd.com/products/jeep-tj-lj-oem-rear-axle-shock-mounts
https://barnes4wd.com/products/jeep-tj-lj-oem-rear-axle-shock-mounts