Thank you for that STUNNING display of........yeah I'm not sure what kind of oral diarrhea this is lol. But if that's the best you can do..........pathetic.
Well after 30 or so years....... *shrug*
I don't care where you live, or what problems you're having because of it (no es mi problema)...
You mean like this one: https://www.ebay.com/p/84012464
Or this one: https://www.moparpartsgiant.com/parts/mopar-pump-power-steering~52088710ad.html?
Or this one lol: https://www.ebay.com/itm/133988597896
Always try variations on the evolution of the part number (last letter).
First, get your factory manuals: https://www.jeepkj.com/threads/factory-service-and-parts-manuals.58752/
Dropping a rear axle is pretty straightforward, especially a coil sprung one. Sounds like you're gonna need an axle and a rear driveshaft (I wouldn't trust the original after that). Better...
55157145AB and 55157145AD are the same part number, the last letter in a modern Mopar p/n is the evolution of the part. It may come from a different vendor, or there may be an improvement in materials, etc that warrants a last letter change. The site apparently doesn't know you have a diesel...