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The Rock Krawler lower control arm for 2021+ Jeep Wrangler JLU 4-door (392) features an aluminum construction as part of the X Factor Pro (No Limits) 4.5‑inch system. Sold within the Pro aluminum package, these lower arms are intended to provide the structural link and clearance required by the 4.5‑inch X Factor Pro suspension while matching the kit's engineered geometry.
Rock Krawler 2021+ Jeep Wrangler JLU 4DR (392) 4.5in X Factor Pro (No Limits) Aluminum System
