CCOR
Official Vendor
The Rubicon Express 4-link Extreme-Duty Long Arm system is the most advanced suspension system available for JK Wranglers. These high performance suspension systems deliver performance and control that are unmatched by any other long arm kit on the market. They feature adjustable chromoly upper and lower control arms that will stand up to anything you can drive over. With PT-MEG Super-Ride Bushings and Super-Flex Joints they are engineered to provide superior handling without limiting articulation. The kits FULL WIDTH heavy-duty transmission crossmember allows for more durability and frame rigidity. This also allows for an easier installation because there is no welding required. Systems can be ordered in 3.5”, 4.5” and 5.5” lift heights with optional high performance monotube shocks. Like all Rubicon Express systems, these are made in the USA and backed by the Rubicon Express Advantage Lifetime Warranty
Applications:
*Shocks listed are recommended mono-tubes and are sold separately unless otherwise specificed
Part # Year Model Lift Description Front Shocks Rear Shocks Max Tire Recommended Wheel Important Information
JK4423 2007-2013 JK Wrangler 2DR 3.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link R/ERXJ713 R/ERXJ714 35X12.50 9"W,3.75-4.25"B.S
Important Info
JK4423M 2007-2013 JK Wrangler 2DR 3.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link inc inc 35X12.50 9"W,3.75-4.25"B.S
Important Info
JK4424 2007-2013 JK Wrangler 2DR 4.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link R/ERXJ711 R/ERXJ712 37X12.50 9"W,3.75-4.25"B.S
Important Info
JK4424M 2007-2013 JK Wrangler 2DR 4.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link inc inc 37X12.50 9"W,3.75-4.25"B.S
Important Info
JK4425 2007-2013 JK Wrangler 2DR 5.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link R/ERXJ715 R/ERXJ716 37X13.50 9"W,3.75-4.25"B.S
Important Info
JK4425M 2007-2013 JK Wrangler 2DR 5.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link inc inc 37X13.50 9"W,3.75-4.25"B.S
Important Info
JK4443 2007-2013 JK Wrangler 4DR 3.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link R/ERXJ713 R/ERXJ714 35X12.50 9"W,3.75-4.25"B.S
Important Info
JK4443M 2007-2013 JK Wrangler 4DR 3.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link inc inc 35X12.50 9"W,3.75-4.25"B.S
Important Info
JK4444 2007-2013 JK Wrangler 4DR 4.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link R/ERXJ711 R/ERXJ712 37X12.50 9"W,3.75-4.25"B.S
Important Info
JK4444M 2007-2013 JK Wrangler 4DR 4.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link inc inc 37X12.50 9"W,3.75-4.25"B.S
Important Info
JK4445 2007-2013 JK Wrangler 4DR 5.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link R/ERXJ715 R/ERXJ716 37x13.50 9"W,3.75-4.25"B.S
Important Info
JK4445M 2007-2013 JK Wrangler 4DR 5.5" Extreme Duty 4-Link Long Arm System w/ rear 4-Link inc inc 37x13.50 9"W,3.75-4.25"B.S
Important Info
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