4-Link Long Arm

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 #YearModelLiftDescriptionFront ShocksRear ShocksMax TireRecommended WheelImportant Information
JK44232007-2015JK Wrangler 2DR3.5"Extreme Duty 4-Link Long Arm System w/ rear 4-LinkR/ERXJ713R/ERXJ71435X12.50 9"W,3.75-4.25"B.S
Important Info
JK4423M2007-2015JK Wrangler 2DR3.5"Extreme Duty 4-Link Long Arm System w/ rear 4-Linkincinc35X12.50 9"W,3.75-4.25"B.S
Important Info
JK44242007-2015JK Wrangler 2DR4.5"Extreme Duty 4-Link Long Arm System w/ rear 4-LinkR/ERXJ711R/ERXJ712 37X12.509"W,3.75-4.25"B.S
Important Info
JK4424M2007-2015JK Wrangler 2DR4.5"Extreme Duty 4-Link Long Arm System w/ rear 4-Linkincinc37X12.509"W,3.75-4.25"B.S
Important Info
JK44252007-2015JK Wrangler 2DR5.5"Extreme Duty 4-Link Long Arm System w/ rear 4-LinkR/ERXJ715R/ERXJ71637X13.509"W,3.75-4.25"B.S
Important Info
JK44432007-2015JK Wrangler 4DR3.5"Extreme Duty 4-Link Long Arm System w/ rear 4-LinkR/ERXJ713R/ERXJ71435X12.50 9"W,3.75-4.25"B.S
Important Info
JK4443M2007-2015JK Wrangler 4DR3.5"Extreme Duty 4-Link Long Arm System w/ rear 4-Linkincinc35X12.50 9"W,3.75-4.25"B.S
Important Info
JK44442007-2015JK Wrangler 4DR4.5"Extreme Duty 4-Link Long Arm System w/ rear 4-LinkR/ERXJ711R/ERXJ71237X12.509"W,3.75-4.25"B.S
Important Info
JK4444M2007-2015JK Wrangler 4DR4.5"Extreme Duty 4-Link Long Arm System w/ rear 4-Linkincinc37X12.509"W,3.75-4.25"B.S
Important Info
JK44452007-2015JK Wrangler 4DR5.5"Extreme Duty 4-Link Long Arm System w/ rear 4-LinkR/ERXJ715R/ERXJ71637x13.509"W,3.75-4.25"B.S
Important Info