The ICON 2012-2018 Jeep JK High Articulation Front Drive Shaft is needed when lifting your JK 3 - 4.5" to prevent front end vibration or CV bind under heavy articulation. On 2012-2018 model Jeep JKs this is also required for the drive shaft to clear the factory cross member that runs below it. Our ICON front Jeep JK driveshaft is a high quality US Made shaft made from top of the line materials. This 2012-2018 Jeep JK High Articulation Replacement Front Drive Shaft comes complete with the required yoke adapter for a direct fit into the stock transfer case and front axle differential.