The Rock Krawler lower control arms are the link components included with the 3.5in X Factor System for 2021+ Jeep Wrangler (JLU) 4-door 4XE applications. Supplied as part of that system, these arms establish the correct suspension geometry and mounting points required by the X Factor upgrade and are intended to be used together with the system’s shocks and springs.
Rock Krawler 2021+ Jeep Wrangler JLU 4DR (4XE) 3.5in X Factor System