The serious offroader will appreciate the Fabtech direct replacement Upper Control Arms that will provide additional strength and reliability for aggressive offroad driving in your Chevy Silverado, GMC Sierra . These replace the factory upper ball joints with 1" ID Stainless American Uniball. Additional caster is built into the arms for greater alignment capabilities to help with leveling kit alignment problems. When used with Dirt Logic 2.5 Coilover shocks, wheel travel is increased.
.120” wall 4130 Chromoly tubing , 1.50 OD, will reduce the flex found in stock arms for a more positive road feel. Included are the arms, uniballs, pins and misalignments. 4340 heat treated uniball pin fits into the factory ball joint taper without modification to the spindle for an easy return to stock. These are designed to be used with the Fabtech 4" lift kit.</p