JKS's product range has expanded to include such favorites as quick-release sway bar disconnects, coil spring spacers, and variable-rate sway bar systems. From cushioning hard suspension impacts off-road to restoring the geometry of your suspension for safer and more predictable handling on-road, JKS products improve the experience of owning and operating a Jeep vehicle. All products are made in the USA, with premium-grade materials and state-of-the-art machinery. Since 1989, JKS Manufacturing has developed some of the world's most widely used and respected products for Jeep vehicles.