BDS Suspension 4-1/2" Suspension Lift Kit for the 1997- 2006 Jeep Wrangler TJ.The 4.5" standard lift is anything but standard and comes with front and rear Pro-Ride Coil Springs. BDS corrects the steering geometry using a dropped pitman arm and adjustable front track bar. Kevlar lined stainless steel brakelines front and rear will handle the added wheel travel from this system. Front and rear fixed length lower control arms with rubber bushings are included with the basic system. Front and rear adjustable flex upper control arms with rubber bushings come standard.In addition, front and rear bump stop extensions to control compression travel and cam bolts for proper alignment are included. The rear track bar relocation bracket, centers the axle while the longer rear sway bar links help fight body roll. For the most possible articualation, easy one handed operation, BDS ultimate sway bar disconnects are included. As always, all non-wear items are covered by the BDS No Fine Print Warranty