JKS Manufacturing · New
JKS Manufacturing 07-18 Jeep Wrangler JK / 18-24 Jeep Wrangler JL Rear Adjustable Upper Control Arm
MPN JKS1639 · Store SKU jksJKS1639
Supplier stock checked 11/7/2026, 1:59:46 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Enhance your Jeep's off-road prowess and reliability with JKS J-Link Adjustable Control Arms - now available with premium rubber bushings! Engineered specifically to reduce NVH characteristics (Noise, vibration, harshness), these factory style maintenance-free rubber bushings come pre-installed at both ends and will ensure a quiet, controlled ride with hassle-free operation in any environment. CNC-bent from stout DOM tubing with a forged end, the fully adjustable design allows you to fine-tune suspension geometry and alignment. With heavy duty 1-1/4"-12 threads and hex shaped weld-in bungs, tightening of the included jam nuts is super easy for quick and secure adjustments. Arms are powder-coated for a durable, long-lasting finish. Sold in pairs. Improve handling of your Jeep Wrangler JK & JL with rear upper Adjustable J-Link Control Arms. Max flex and durability. Shop now! 2007-2018 Jeep Wrangler JK, 2018-2027 Jeep Wrangler JL; J-Link Rear Adjustable U
Manufacturer fitment & guides
Check JKS1639 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- California Proposition 65: Y
