07-18 Wrangler JK 4 Door Alpine RT Coilover Suspension System - Front Kit TeraFlexOur Falcon Shock equipped coilover suspension system is designed to work with 70 Inch Tera60 or other axles featuring the same 3. 25 Inch axle tube diameter and width. The Falcon Coilover Shocks have been developed to meet the distinct demands of the JK Wrangler. While performance is always a priority, who wants to endure the annoyance of a squeaking, popping, or creaking suspension? This system has been engineered to address the common shortcomings