Rubicon’s Long Arm Tri-Link system eliminates the rear track bar, allowing for true up/down wheel travel, while enhancing anti-squat for those steep climbs. On-road tracking is improved, and the kit is bolt-on for factory Dana 35 and Dana 44 rear ends. Kit includes front and rear control arms using 2 .250 wall, 4130 chromoly material. [...]

A complete suspension system, the Rubicon Express TJ Super-Flex™ System is available in either a 4.5″ or 3.5″ kit. Combining superior flexibility and handling, this kit will give your TJ the on and off-road prowess you’re looking for. Shocks not included.
Slip Yoke Eliminator and CV Driveshaft required for non-Rubicon models with NP231 T/C.
Part Number: RE7000

1997-02 [...]

A complete suspension system, the Rubicon Express TJ Super-Flex™ System is available in either a 4.5″ or 3.5″ kit. Combining superior flexibility and handling, this kit will give your TJ the on and off-road prowess you’re looking for. Shocks not included.
Slip Yoke Eliminator and CV Driveshaft required for non-Rubicon models with NP231 T/C.
Part Number: RE7003

1997-02 [...]

This standard kit is a perfect entry-level choice for those looking to run 33 inch tires on a smaller budget. The 3.5 inch Standard kit includes springs and bump stops, but retains stock control arms and track bars. On and off-road performance of this kit is excellent and is easily upgradeable to the Super-Flex™. Shocks [...]