This complete front strut is designed to fit 2011-2014 Ford Mustang models, so we advise confirming your specific vehicle model and truck bed length before placing an order to ensure proper compatibility. As an integrated pre-assembled unit, it contains all components needed for shock strut replacement, doing away with the need for additional spring compression tools and making the installation process faster and more convenient. Crafted from premium-grade steel, it features enhanced tube and weld construction that delivers exceptional structural stability and long-lasting performance, built to stand up to regular use. Meeting OE (Original Equipment) quality standards, its preassembled upper strut mount, coil spring, and strut follow an OE-matching design, guaranteeing a flawless fit, consistent form, and reliable function that aligns with your vehicle's original specifications. Each package includes two front struts (part number 172540) and two units each of parts 252400/4349026; if any accessories are missing upon receipt, please reach out to us promptly, and we will resolve the issue without delay