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The JKS J-Flex Adjustable Front Upper Control Arms upgrade 2007–2018 Jeep Wrangler JK off-road capability with adjustable forged flex ends and jam nuts for fine-tuning geometry. CNC-bent DOM tubing provides proper tire, frame, and axle clearance while boxed non-adjustable mounts increase strength. Ends are greaseable and fully rebuildable; arms come powder-coated for long life and are sold in pairs as a bolt-on solution to improve reliability and adjustability.
JKS Manufacturing Jeep Wrangler JK Adjustable J-Flex Upper Control Arms - Front
