Rubicon Express adjustable lower control arms for Jeep Wrangler JK provide yet another path of modification for your JK. Made from thick wall DOM tubing and featuring the very reliable Rubicon Super-Flex joint these arms will allow for additional adjustment of your short arm suspension, unrestrained movement of your axles off road and unmatched durability when the going gets rough. Adjustment range from factory length to +1” allows for a versatile set up of pinion, caster, and wheel base or simply a replacement solution for your damaged OE control arms. Rubicon Express adjustable lower control arms are powder coated for corrosion resistance and covered by the Rubicon Express Advantage Warranty.Rubicon Express JK rear upper control arms are engineered for clearance to fit your JK wrangler. These control arms feature a greaseable Superflex joint on one end for increased articulation and are made with high strength steel that is nearly indestructible.Technical Detailsfits 2007 to 2016 JK Wrangler 2 and 4-Door Models,mounting Location: Rear Upper ,fully Adjustable,very durable and quiet,perfect for OFF-ROAD conditions and every day use,sold as a pair,