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The Rock Krawler 4.5in X Factor (No Limits) system for 2021–present Jeep Wrangler JLU 4-door (4XE) organizes suspension components into a coordinated upgrade package. These kit component boxes include the parts required for the 4.5in X Factor configuration, helping installers fit the X Factor geometry and hardware necessary for the specified JLU 4-door application.
Rock Krawler 2021+ Jeep Wrangler JLU 4DR (4XE) 4.5in X Factor (No Limits) System
