SuperPro's Evo VIII, IX and X Roll Center Correction kit restores roll center geometry in lowered vehicles. Ideal for vehicles lowered 1" (25mm) the upgraded ball joints and tie rod ends optimize the vehicle's roll center geometry to reduce exaggerated body roll from an elevated roll center when vehicles are lowered. This makes for significantly improved transitions, corner entry and drastically reduced body roll all of which makes for a more rewarding and better handling vehicle - enhancing the driver's experience and confidence behind the wheel and generating more cornering grip in a more predictable manner.