what up homie, you should read up on the watts link. there was a how to article a while back in LRM on it. it's the august 2006 LRM with Ice Cube on the cover. they showed a link install on an avalanche that had an air setup. also check out
Totally Polished- Custom CNC machine parts, Watt's Link kits, complete vehicle customization. Watts link, Airbag suspension, Bodydrop, Stock floor they make watts link kits. hope it helps.