That's what I thought too, but I don't know them well enough to say for sure. I don't know what designates HD, guessing suspension and axle, maybe transmission model.
I bet the acetone addict is still proclaiming his love for his favorite Cuban(s)....and/or blaming at least one of them (me) for him being to big of a bitch to continue with his threads. If he had an ounce of confidence in his ability to bullshit people about his super skills/knowledge he wouldn't cave so easily to a person he claims is just an ignorant idiot.