The SuperBLOK 3-in-1 rear leaf spring blocks by ProRYDE were voted the 2012 SEMA Best New Offroad/4x4 Product of the Year-Runner Up.
They're available now and the manufacturer says that they'll safely lift the rear of your truck 1-, 1.5-, or 2 inches. They have an OEM-inspired look and finish and they're made from cast iron and feature integrated center pins.
More info: www.proryde.com.