JKS Manufacturing JKS1655 Adjustable J-Flex Rear Upper Control Arms

Upgrade your Jeep Wrangler TJ, LJ or Grand Cherokee ZJ performance and reliability with JKS J-Flex adjustable rear upper control arms. CNC-bent from stout DOM tubing, the fully adjustable design allows you to fine-tune suspension geometry. The ends are also fully rebuildable and greaseable. With heavy duty 1-1/4"-12 threads and hex shaped weld-in bungs, tightening of the included jam nuts is super easy and secure. At the non-adjustable end, factory style rubber bushings provide quiet, maintenance-free operation. Arms are powder-coated for a long-lasting finish. Sold in pairs. Shop JKS Adjustable Rear Upper Control Arms for 97–06 Jeep Wrangler TJ/LJ & 93–98 Grand Cherokee ZJ. Heavy-duty DOM tubing improves axle alignment and suspension geometry.

• Adjustable arm design utilizing a forged adjustable flex end and jam nut. Improved caster and axle positioning on 0-4" lifts using the factory mounting locations Forged end is fully rebuildable and greaseable.

Upgrade suspension geometry and axle positioning with JKS Manufacturing JKS1655 adjustable J-Flex rear upper control arms. Designed for Jeep Wrangler TJ and LJ models and Grand Cherokee ZJ applications, these arms use factory mounting locations and support improved caster and axle positioning on vehicles with 0–4 inch lifts.

Each arm is CNC-bent from heavy-duty DOM tubing and features a fully adjustable forged flex end with a 1-1/4-inch-12 thread and hex-shaped weld-in bung. The included jam nuts provide secure adjustment, while the forged ends are fully rebuildable and greaseable. Factory-style rubber bushings at the non-adjustable ends help provide quiet, maintenance-free operation. The arms are powder-coated for a durable finish and are sold in pairs.

Key Features & Performance Benefits

• Adjustable design: Fine-tunes suspension geometry, caster and axle positioning.
• Heavy-duty construction: CNC-bent DOM tubing supports durability and strength.
• Rebuildable flex ends: Forged ends are greaseable and fully rebuildable.
• Quiet operation: Factory-style rubber bushings provide maintenance-free operation at the non-adjustable ends.

Product Specifications & Technical Data

• Brand: JKS Manufacturing
• Part number: JKS1655
• Product type: Adjustable rear upper control arms
• Product line: J-Flex
• Application: Jeep Wrangler TJ/LJ and Grand Cherokee ZJ
• Adjustment thread: 1-1/4-inch-12
• Suspension lift range stated: 0–4 inches
• Finish: Powder-coated

What's Included

One pair of adjustable J-Flex rear upper control arms with jam nuts.

Fitment

Listed fitment includes 1994, 1995 and 1998 Jeep Grand Cherokee applications. Verify vehicle details before ordering.

Fitments:
1993 Jeep Grand Cherokee Base
1993 Jeep Grand Cherokee Laredo
1993 Jeep Grand Cherokee Limited
1994 Jeep Grand Cherokee Laredo
1994 Jeep Grand Cherokee Limited
1994 Jeep Grand Cherokee SE
1995 Jeep Grand Cherokee Laredo
1995 Jeep Grand Cherokee Limited
1995 Jeep Grand Cherokee Orvis
1995 Jeep Grand Cherokee SE
1996 Jeep Grand Cherokee Laredo
1996 Jeep Grand Cherokee Limited
1997 Jeep Grand Cherokee Laredo
1997 Jeep Grand Cherokee Limited
1997 Jeep Grand Cherokee Orvis
1997 Jeep Grand Cherokee TSi
1997 Jeep Wrangler Sahara
1997 Jeep Wrangler SE
1997 Jeep Wrangler Sport
1998 Jeep Grand Cherokee 5.9 Limited
1998 Jeep Grand Cherokee Laredo
1998 Jeep Grand Cherokee Limited
1998 Jeep Grand Cherokee TSi
1998 Jeep Wrangler Sahara
1998 Jeep Wrangler SE
1998 Jeep Wrangler Sport
1999 Jeep Wrangler Sahara
1999 Jeep Wrangler SE
1999 Jeep Wrangler Sport
2000 Jeep Wrangler Sahara
2000 Jeep Wrangler SE
2000 Jeep Wrangler Sport
2001 Jeep Wrangler Sahara
2001 Jeep Wrangler SE
2001 Jeep Wrangler Sport
2002 Jeep Wrangler Sahara
2002 Jeep Wrangler SE
2002 Jeep Wrangler Sport
2002 Jeep Wrangler X
2003 Jeep Wrangler Rubicon
2003 Jeep Wrangler Sahara
2003 Jeep Wrangler SE
2003 Jeep Wrangler Sport
2003 Jeep Wrangler X
2004 Jeep Wrangler Rubicon
2004 Jeep Wrangler Sahara
2004 Jeep Wrangler SE
2004 Jeep Wrangler Sport
2004 Jeep Wrangler Unlimited
2004 Jeep Wrangler X
2005 Jeep Wrangler Rubicon
2005 Jeep Wrangler SE
2005 Jeep Wrangler Sport
2005 Jeep Wrangler Unlimited
2005 Jeep Wrangler Unlimited Rubicon
2005 Jeep Wrangler X
2006 Jeep Wrangler 65th Anniversary Edition
2006 Jeep Wrangler Rubicon
2006 Jeep Wrangler SE
2006 Jeep Wrangler Sport
2006 Jeep Wrangler Unlimited
2006 Jeep Wrangler Unlimited Rubicon
2006 Jeep Wrangler X

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1