Zone Offroad 3in Tapered Lift Blocks 1983-gmc-jimmy-esi6157813 Includes bespoke adapter plates and

Includes bespoke adapter plates and gaskets to mate dual 3” system to factory downpipes

None of our competitors will ever tell you where their rotors come from and we at EBC are as disappointed as the rest of the world that cost pressure means there is not ONE foundry left in the USA to supply such parts

Provides power gains while maintaining A/F ratios

Every kit includes two -6AN male fittings

Zone Offroad 3in Tapered Lift Blocks 1983-gmc-jimmy-esi6157813 Includes bespoke adapter plates andThese high quality 3" cast iron lift blocks are specially designed to lift the rear of leaf spring trucks. They come finished in a black e coating and use a tapered design to help improve pinion angle once installed. Uses 9 16" pin size. Sold in pairs. Standard 9 16" male pins with 5 8" female CNC machined for proper pin placement Black powder coated Cast in the USA Sold in pairs