2010 Buick allure, 2010-12 Buick LaCrosse, 2014-16,2011 Buick Regal, 2013-19 Cadillac XTS The ACDelco 19330581 is a hydraulic rack and pinion steering gear assembly designed for use in vehicles. It is specifically made for steering systems, providing reliable and smooth steering operation. This assembly comes with inner components included, ensuring a complete and efficient installation process. ACDelco is a trusted manufacturer known for producing high-quality automotive parts, making this steering gear assembly a dependable choice for those in need of steering system replacement or repair.