Rock Krawler’s upper control arms for the 2020+ Jeep Wrangler JLU 4-door diesel Adventure-X long arm suspension are designed to work within that long-arm geometry. Specified for JLU 4DR diesel applications, these upper arms are part of the Adventure-X package intended to provide the correct articulation and alignment settings required by the long-arm suspension on the listed Wrangler models.
Rock Krawler 2020+ Jeep Wrangler JLU 4DR (Diesel) 3.5in Adventure-X Long Arm Suspension