AutoZone Auto Parts | Car & Truck Parts Stores | DIY Advice We would like to show you a description here but the site won’t allow us.Learn more Aftermarket Car Shocks & Struts Replacement | 1A Auto The powerful spring and the pressurized shock absorber do pose some danger if they expand unexpectedly, so it is important to exercise caution. For this reason, we wouldn't blame you if you left this job to the professionals. Replacing coil-over shocks and struts often calls for the use of a specialty tool called a spring compressor.