ACDelco GM Original Equipment Suspension Struts are GM-recommended replacements for your vehicle's original components. Suspension struts are similar to standard shock absorbers, but have the added function of maintaining part of the suspension design. They are an integral part of a vehicle's suspension system, providing structural support for the vehicle. These original equipment suspension struts have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.