aFe Control PFADT Series Featherlight single adjustable street/track coilover systems are ride-height adjustable, as well as damping-adjustable for rebound and compression. Their aluminum bodies yield high strength, while still maintaining a lightweight design. An internal floating piston separates oil and gas, allowing for more predictable handling and a consistent feel. Stainless cross shafts utilize mounts and are retained by a 3/4 in. mono ball and snap rings. You'll have a quick, easy adjustment with the touch rotary knob, which will adjust both compression and rebound in one device. Elevate your driving experience with comfort, precision, and excitement.