2000 Yukon Denali info needed

Hey, I was wondering if someone could give me some info on 2000 (old body style) Yukon Denali's.

First, are the 1/2 ton or 3/4 ton?

What tranny's do they come with, what axles (front and rear), etc...??

By the way, it's for one with a 5.7L Vortec.


Thanks!