Transform your existing four or six inch kit with Rough Country?ÇÖs Long Arm Upgrade for your 97-06 Jeep Wrangler. This kit features extreme travel long arms that assist in keeping optimum alignment and give optimum articulation. The X-flex control arms are fully greasable, and feature OEM style rubber bushings and have a massive 2.5" diameter body and 1.25" thread. The upper joints pivot up to 20 degrees, lower joints pivot up to 35 degrees.