UMI Performance 78-88 GM G-Body 1.250in Solid Chrome Moly Front Sway BarUMI Performance 1. 250" (32mm) solid front sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension. This front sway bar is more rigid than the factory 7 8" front sway bar and bolts directly in place with no modifications. Front sway bar is manufactured from 1. 250" 4140 chromoly steel, CNC bent and formed as one piece to ensure maximum strength and performance. Each kit includes