Stage 3.5 Kit: coilovers, A-arms, sway bar, and leaf springs.UMIs Stage 3. 5 handling kit is designed to transform your 2nd Gen F Body into a modern, corner carving machine. This kit features Viking front hybrid coilovers with 19 damping settings for optimal control. Caster corrected upper and lower A arms enhance stability and cornering, while the heavy duty front sway bar reduces body roll. The UMI designed leaf springs provide a high performance ride, and the kit includes high quality polyurethane isolator