ACDelco 901-047 Professional Rear Suspension Strut Mounting Kit with Shields, Bushings, Bumpers, and Nut Professional, premium aftermarket replacement Provides the performance and dependability you expect from ACDelco Manufactured to meet expectations for fit, form, and function High quality suspension component which further increases the safety and comfort of your vehicle Allows for the replacement of individual worn out suspension components without having to replace the entire shock or strut assembly ACDelco Professional Suspension Components share a level of quality construction with the Professional Shocks and Struts, ensuring the same level of performance from the component parts and shock or strut assemblies Designed to fit with ACDelco shocks and struts for ease of installation and use