Fits as stock replacement or leveled and lifted applications where an upgrade is desired to provide better performance, style, and function. Ample droop travel is required for good ride quality and all suspension components to last and work properly.This control arm kit will add performance to the Chevy and GMC truck by correcting the ball joint angle for lifted and leveled applications. The allowable droop travel is also improved with the design of these arms. Made in the USA.