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The Rock Krawler lower control arms for 2007–2018 Jeep Wrangler JKU 4-door are specified for the 3.5-inch Ultimate Adventure System as part of that upgrade package. They provide the linkage components required by the Ultimate Adventure System for four-door Wranglers. These arms are matched to the Ultimate Adventure System fitment for 2007–2018 JKU four-door models.
Rock Krawler 07-18 Jeep Wrangler JKU 4DR 3.5in Ultimate Adventure System
