Features & Benefits
Front/Rear Dual Rate Coil Springs (standard or HD) designed to great ride quality across any terrain. 
HD springs offer additional load capacity for vehicles equipped with winch bumper, fullsize spare, roof rack, etc.
Front/Rear Gas Shocks (JPSEC or FOX) specifically valved for this suspension system for improved performance on and off-road.
Front Adjustable Track Bar and Rear Track Bar Bracket to correct axle positioning under vehicle.
Front Sway Bar Quicker Disconnects and Rear Sway Bar Links for increased offroad articulation.
Front/Rear Bump Stop Extensions to properly limit suspension up travel.
Front/Rear J-Link Lower Control Arms to add strength and correct caster.
 
Tire Specs
Rubicon Models (all kits)
Tire: 37x12.50
Wheel: 17x9, 18x9, 20x9     
Backspacing: 5" 
 
Non-Rubicon Models (all kits)
Tire: 35x12.50
Wheel: 17x9, 18x9, 20x9
Backspacing: 5"
 
Other tire/wheel sizes can be used, however may require additional modifications. 
  
Important Notes
Factory wheels cannot be reinstalled without wheel spacers
HD front springs recommended for applications with aftermarket winch/bumper combo
HD rear springs recommended for applications with rear mounted full size spare tire
Will not fit 4xe models
Will not fit Rubicon 392 models