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Rock Krawler JKU 3.5 Inch Adventure Series 3 Lift Kit with Twin Tube Shocks 07-18 Wrangler 4 DrSystem Benefits:
System Includes:(4) Triple rate coil springs(2) 10.9 Inch Travel RRD Spec Twin Tube Front Shocks (Collapsed Length: 15.4 Inch)(2) 11.9 Inch Travel RRD Spec Twin Tube Rear Shocks (Collapsed Length: 16.8 Inch)(1) Adjustable 1.5 inch solid alloy steel front track bar(4) High clearance lower control arms made of 1.625 Inch solid alloy steel(2) High misalignment double adjustable front upper control arms(2) High misalignment double adjustable rear upper control arms(2) Adjustable front sway bar disconnects(2) Rear extended sway bar links(1) Bolt-on rear track bar relocation bracket(2) Front brake line relocation bracket(2) Rear brake line relocation bracket(1) Pair of sway bar link straps(2) Rear coil spring degree wedges(4) Extended Bump stopsNotes:We typically recommend 4.5 Inch of backspacing on rims for 33 Inch and 35 Inch tall tires.We typically recommend 3.5 Inch of backspacing on rims for 37 Inch tall tires.For 2012 and newer models an aftermarket front driveshaft with 2 Inch O.D. steel tubing is recommended, but not required.