Quote Originally Posted by Taily View Post
Looking at it objectively it raised a couple of questions to me: I wasn't aware there was a difference in how the Model number on HJ Kingswood utes was displayed between plants (though I knew about the Sydney body plates not being painted). My (Melbourne) body plate reads the model as: HJ8WN80 rather than the way this one reads (8WN80JR), so I guess I've learned something else new, but what is the "JR" bit (obviously H"J", but what is the "R" after it?)

That is Holden adding confusion. The R would typically mean engine type I.E: 253 if reading off the VIN thin tag.
On this plate it means Right Hand Drive. At a guess this plant was likely building the LHD export models also.