Using the same consruction as our Performance Shocks these Performance Steering Stabilizers will reduce front end shimmy from oversized tires and wheels. Easy fit heavy duty brackets allow for a quick installation. 211. FITS 6 IN.; 8 IN. AND 10 IN. FABTECH SUSPENSION SYSTEMS ONLY FOR 2005-2016 MODEL YEARS.; 212. FITS 6 IN. AND 8 IN. FABTECH SUSPENSION SYSTEMS ONLY FOR 2017-2020 MODEL YEARS.; 213. DOES NOT FIT VEHICLES EQUIPPED WITH TREMOR OFF-ROAD PACKAGE