Features:

Front/Rear Dual Rate Coil Springs designed to great ride quality across any terrain.
Front/Rear Gas Shocks (JPSEC or FOX Shocks) 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"

Important Notes

392 models may achieve up to 1.5” less lift depending on factory equipped package