Tuff Country P/N 97090 block kit includes lift blocks and u-bolts designed to raise the rear of your GM Truck. Installation is done by inserting the cast lift blocks between the factory rear leaf springs and axle. Extended zinc plated rear u-bolts designed specifically for the GM Truck are used to replace the factory u-bolts.Details:
Fits:
Installation Notes:
Tech Specs:
CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov