JK 4dr: 3" Alpine CT3 Outback Overland Short Arm Suspension System - No ShocksThe TeraFlex 3" Alpine CT3 Outback Overland Short Arm Suspension System is built to handle expedition style overland travel such as the Canning Stock Route in Australia, the Silk Road in China, or your favorite trail in the U. S. WARNING: This product can expose you to chemicals including Di(2 ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to