`07 - `12 JEEP WRANGLER (JK) 4.5
Contents
1. 12mm Flat Nut 12mm Stover Bushing Sleeve Wire Clip Swaybar Link Front Disconnect Mis Alignment Spacer Small 16 Ph PM PN P i i PD NO HR NH NY aea Na VY ANN NjS Mis Alignment Spacer Large Heim Joint Jam Nut Pin J4611BAG2 Hardware Bag Trackbar Bolt M14 2 0 x 90mm Nut M14 Washer M14 Bolt 7 16 x 1 Bolt 3 8 x 1 Nut 7 16 Nut 3 8 Washer 7 16 Washer 3 8 Heim Joint Jam Nut 3 4 Mis Alignment Spacer Bushing Sleeve 3 4 x 1 656 Sleeve 3 4 x 1 620 Grease Fitting JKS4614 Steering Stabilizer Hardware bag Bracket Front Steering Stabilizer Bolt 1 2 x 2 1 2 Carriage bolt Grade 2 Washer 1 2 Flat Nut 1 2 Stover Bolt 3 8 x 1 Nut 3 8 Washer 3 8 Wrangler JK 4 5 Suspension Lift2. 7 16 14 50 65 7 16 20 55 70 1 2 13 75 100 1 2 13 Carriage Bolt 38 Grade 2 Only N A 1 2 20 55 70 9 16 12 105 135 9 16 18 115 150 5 8 11 150 195 5 8 18 160 210 3 4 16 175 225 Engine Compartment 1 Disconnect both battery cables Disconnect nega tive cable first then positive cable Battery Negative Cable Posiive am BY l Cable Wrangler JK 4 5 Suspension Lift Prepare to Install Front Suspension Front Suspension 1 Loosen but do not remove lug nuts on each front wheel 2 Using a hydraulic jack slowly lift front axle until front tires are 3 5 off ground Position jack stands under frame behind lower control arm perches Lower vehicle onto jack stands while maintaining hydraulic jack pressure underneath front axle Wheel Lug Nuts Jack sa Hydraulic Jack A WARNING Use extreme caution when lifting vehicle from ground To prevent serious personal injury ensure the lifting device is securely placed 3 Remove lug nuts and front wheels from vehicle Hydraulic Jack 4 Front shock absorbers a Remove lower shock mounting bolts Front Shock Front Axle Upper Shock Nut amp Lower Shock Bolt b Remove two upper shock nuts four washers and two bushings from perch c Remove two shocks from perch and axle 5 Remove track bar a Remove bolt and captive nut from front axle Front Track ins ae Bolt amp Captive Nut
3. Ca t Si Front Axle Wrangler JK 4 5 Suspension Lift b Remove bolt and hardware securing track bar to frame mount on drivers side and remove track bar from vehicle Frame Bolt and hardware Track bar Sway bar links a Remove lower nut amp bolt from sway bar link b Remove nut securing upper joint of sway bar link to sway bar and remove link Keep link to rein stall at rear of vehicle later Sway Bar Sway Bar Link Bolts Nuts amp Washers Remove four bolts from front drive shaft flange Front brake lines a Place drip pan beneath driver side front caliper b Remove banjo bolt from brake hose and brake Caliper Brake c Disconnect driver side metal brake line from bracket and brake line from frame rail Frame Bolt amp Bracket Metal Brake Line d Remove bolt brake line and bracket from frame rail e Remove steering stabilizer from original mount on axle also loosen both u bolts secureing sta bilizer to tie rod Bolt amp Steering Bracket Stabilizer f Install kit bracket Brake line BHBAG903 onto driver side frame rail with factory bolt Note Front brake lines are 25 5 long Rear brake lines are 22 5 long Frame Rail Metal Brake Line Factory Bolt Kit Clip Brake Line Kit Bracket Brake Line Kit Line Brake Wrangler JK 4 5 Suspension Lift g Install kit line brake onto metal brake line and kit
4. and heated members Check operation of clutch brake system and park ing brake Check operation of transmission and transfer case Ensure there is full engagement in all gears and 4WD ranges Check battery connections and electrical component operations Test drive vehicle A WARNING Retorque all fasteners after 500 miles and after off road use All suspension lift components should be visually inspected and fasteners retorqued during routine vehi cle servicing A CAUTION Performance Automotive Group does not recommend any particular wheel and tire combinations for use with its suspension lifts and cannot assume responsibility for the customer s choice of wheels and tires Refer to your owner s manual for recommended tire sizes and warnings related to the use of oversized tires Larger wheel and tire combinations increase stress and wear on steering and suspension components which leads to increased maintenance and higher risk for compo nent failure Larger wheel and tire combinations also alter speedometer calibration braking effectiveness center of gravity and handling characteristics Consult an experienced local off road shop to find what wheel and tire combinations work best with your vehicle All warranty information instruction sheets and other documents regarding the installation of this product must be retained by the vehicle owner Information contained in the instructions and on the warranty card will be requ
5. bracket brake line with kit clip brake line h Install banjo bolt kit line brake and two kit washers brake line onto driver side brake cali per Kit Line Brake Brake Caliper Banjo Bolt kit Washer Brake Line Kit Line Brake kit Washer Brake Line i Repeat steps above for passenger side brake line and caliper 9 Remove skidplate secured with three bolts under transmission located right behind front lower control arm mounts 10 Using jack carefully lower front axle to remove front coil springs Install Front Suspension Underside of Vehicle Identify and Assembly kit Lower control arms a Kit lower control arms are the larger diameter 1 75 of the two sizes in the kit The kit front lower control arms are the longer two out of the larger diameter ones to choose from b Thread one kit flex joint into the end of each of the larger diameter kit lower control arms along with a kitbushing end assembly c Adjust kit front lower control arms equally to 23 3 8 from hole center to hole center d Adjust kit rear lower control arms equally to 20 7 8 from hole center to hole center Measurements are to be used as a Starting point Fine tuning of pinion angle and caster measurements should be done during alignment after install is complete Kit Front Lower Control Arm 2 Kit Rear Lower Control Arm Identify and Assembly kit Upper control arms a Kit Upper control a
6. al slowly lift rear axle until rear tires are 3 5 off ground Posi tion jack stands under frame just forward of lower control arm perches Lower vehicle onto jack stands while maintaining hydraulic jack pressure under neath rear axle O E lower shock mount hardware 13 2007 2010 Models Reinstall Transmission skid plate using three kit spacers amp bolts 12mm x 60mm J4614BAG1 Rear Axle kit Spacer amp Jack Stand Bolt Hydraulic Jack Skidplate 3 Remove lug nuts and rear wheels 4 R ke li kit Spacer amp ear brake lines Bolt a Place drip pan beneath driver side rear brake caliper b Remove banjo bolt from brake hose and brake caliper kit Spacer amp Bolt Brake 14 Install front wheels and lug nuts 15 Install front Driveshaft if working with J4615SSV or J4616SSV Refer to instructions supplied with drive shaft 16 Using hydraulic jack raise front of vehicle and remove jack stands Lower front of vehicle onto ground and torque lug nuts to factory specification 9 Wrangler JK 4 5 Suspension Lift c Disconnect driver side metal brake line from bracket and brake line from frame rail Bracket d Remove bolt brake line and bracket from frame rail e Install kit bracket Brake line BHBAG903 onto driver side frame rail with factory bolt Note Front brake lines are 25 5 long Rear brake lines are 22 5 long Frame Rail Metal Brake Line Fac
7. arms a Remove two bolts securing Passenger s side O E front upper control arm Note You may remove exhaust pipe or cut head of bolt to remove upper frame bolt Front Upper Control Arm Bolt Bolt Front Upper Control Arm b Install Ait front upper control arms using O E hardware Note If you have cut the head of the upper passenger side bolt you can use the pro vided kit bolt 12mm x 80mm in J4614BAG1 kitBolt 12mm x 80mm kit Front Upper Control Arm O E Bolt 6 Wrangler JK 4 5 Suspension Lift Install kit front bumpstop spacers Drill 3 8 hole in center of raised lower spring perch on each side of front axle a Position two kit spacers bumpstop front into two kit springs coil and install two kit springs coil onto axle with ends of kit springs against stops Kit Spacer Bumpstop Front b Install two kit spacers bumpstop front onto axle with two kit bolts 3 8 x 3 four kit washers 3 8 and two kit nuts 3 8 J4614BAG1 Kit Spring Coil It DO X f Kit Washers 3 8 SAE Kit Nut 3 8 16 Stover 8 Install kit coil springs into position and raise axle to hold them in place 9 Front kit track bar installation a Install two kit bushings track bar and kit sleeve track bar into kit bar track J4611BAG2 kit Sleeve Track Bar 4 kit Bushings Track Bar Kit Bar Track b Thread kit joint heim into track ba
8. ehicle We strongly recommend that a certified mechanic familiar with the installation of sim ilar components install this kit A WARNING Always wear eye protection when operating power tools A WARNING y e good working condition Before you install the kit thor oughly inspect the vehicle for corrosion or deformation of the sheet metal If the vehicle is suspected to have been in a collision or misused do not install this kit Off road use of your vehicle with this kit installed may increase the stress applied to the factory body mounts Failure to observe this warning may result in serious personal injury and or severe damage to your vehicle A WARNING Vany states and municipalities have laws restricting bumper heights and vehicle lifts Consult state and local laws to determine if the changes you intend to make to the vehicle comply with the law Z WARNING e Installation of larger tires may reduce the effective ness of the braking system A WARNING betore you install this kit block the vehicle tires to pre vent the vehicle from rolling A WARNING We strongly recommend using the Performance Auto motive Group shocks that were engineered to be used with this system If you use other shocks they must match the full extended and full collapsed lengths of the Performance Automotive Group units exactly The use of longer or shorter shocks than recommended may cause damage to the vehicle suspension and could r
9. esult in sudden loss of control of the vehicle and personal injury Contact Performance Automotive Group for the lengths of the front and rear shocks that must be used with this suspension system the Loctite on the threads of all kit nuts and bolts unless specified otherwise in these instructions Installation of a Suspension lift will change the driveline angles which may cause a noticeable vibration in the vehicle See the troubleshooting section at the end of these instructions A WARNING The suspension travel on the Jeep is limited by the shocks The use of shocks other than those specified for this type of lift may allow for greater suspension travel causing adverse effects or vehicle component damage A WARNING DO NOT combine suspension body or other lift devices Use of vehicle with combined lifts may result in unsafe and or unexpected handling characteristics Wrangler JK 4 5 Suspension Lift Before Starting Installation A WARNING larger wheel spacers Trail master recommends that you use 4 5 backspace wheels or less with this kit This will allow extra clearence between the wheels the control arms 1 Carefully read all warnings and instructions com pletely before beginning 2 Verify all parts have been received in this kit by checking the parts list at the end of this document lf parts are missing from kit please be prepared to pro vide the following information 1 Name of purchase locat
10. ion 2 Bar Code on side of box 3 Date above bar code 4 Date inside box cover 5 Inspector from inside box cover 3 Only install this kit on the vehicle for which it is specified If anytime during the installation you encounter something different from what is outlined in the instructions call technical support at 928 636 3175 4 Special tools and parts needed a Standard amp Metric Mechanics tool set b 1 2 7 16 amp 3 8 drill bit c Grease gun Track bar bushing 5 Park vehicle on a clean dry flat level surface and block tires so vehicle cannot roll in either direction Set steering wheel and wheels straight ahead Adhere to recommendations when replacement fasten ers retainers and keepers are called out in the factory service manual When re assembling the vehicle it is recommended by the vehicle manufacturer that certain fasteners are replaced in order to maintain proper retention characteristics This system may not include all replacement hardware as recommended by the fac tory service manual Additional replacement hardware should be obtained prior to installation of this system to meet the requirements of the factory service manual Torque Specifications See factory service manual for torque values when re using OE fasteners Bolt Size Grade 5 ft Ibs Grade 8 ft Ibs 1 4 20 10 10 1 4 28 10 12 5 5 16 18 17 22 5 5 16 24 20 25 3 8 16 30 40 3 8 24 35 45
11. ired for any warranty claims The vehicle owner needs to understand the modifications made to the vehicle and how they affect vehicle handling and performance Failure to provide the customer with this information can result in damage to the vehicle and severe personal injury Troubleshooting 1 Once the vehicle has been lifted some vehicle vibration may become more apparent to the driver The reason for the vibration may be due to the angle at which the driveline operates A suspension lift increases the operating angle of the driveline and normal vehicle vibration is amplified Some vibration characteristics are as follows 15 a Acceleration vibration vibration felt during acceleration of the vehicle and caused by the rear axle pinion angle being too high b Deceleration vibration vibration felt during deceleration of the vehicle and caused by the rear axle pinion angle being too low c General vibration vibration caused by rear pin ion angle in relation to the transfer case output shaft If the vehicle experiences any of the above they can be addressed by purchasing a camber adjustment kit 91003 The installation of this kit will provide some adjustment in the rear upper control arms to correct the pinion angle 2 High speed shake shimmy a This is a common condition with this type of steering design The high speed shimmy is induced by hitting a bump with the front tires at speeds greater than 40 mi
12. it 1 2 hardware Flip OE steering stabilizer bracket On tie rod so that the U bolts are no longer under the steering stabilizer JKS4614 g Adjust stabilizer to proper length and tighten kit hardware Note Check for binding amp adjust h Note Torque kit hardware 1 2 13 2 1 2 Carriage Bolt to 38 ft Ibs 4 E Bi i z _ be ge a A 5 i pa P T e p i Er JA Bolt amp Bracket Bolts Steering Stabilizer 11 Reinstall four bolts into front drive shaft flange 12 Install kit front shocks a Install two kit bushings amp sleeves into front shocks b Install two kit boots shock onto two kit absorb ers shock front with two kit ties zip Kit Boot Shock Kit Tie Zip Kit Absorber Shock Front c Install two kit absorbers shock front into upper shock perches with four kit washers shock four kit bushings shock front upper and two kit nuts shock front Kit Washer Shock Kit Bushing Shock Front Upper Upper Shock Perch Sa Kit Bushing Shock Front Upper Kit Washer Shock _ Wrangler JK 4 5 Suspension Lift d Line up kit front shock with lower shock mount Prepare to Install Rear and raise differential till holes align Secure using OE hardware Suspension Rear Suspension kit Front shock z 1 Loosen but do not remove lug nuts on each two rear wheels 2 Using a hydraulic jack under rear differenti
13. l Arms a Remove OE upper control arms on driver amp passenger side of vehicle Note Support axle Upper Control Arm Lower Control Arm A NOTE Refer to first 2 steps in front installation for identifica tion of control arm lengths and placement if needed b Install kit rear upper control arms Flex Joint goes to axle end kit Rear Upper Control Arm Kit Rear Low er Control Arm c Repeat to lower control arms Use OE hardware amp tighten all control arm bolts at this time 2 Install kit rear bumpstop blocks a Install kit rear bumpstop blocks onto rear bumpstop contact pad located on axle next to spring Tab on kit rear bumpstop blocks faces rearward on vehicle Secure using kit bolt 5 16 X 3 4 amp hardware J4614BAG1 bar Kit Rear Bumpstop Block Rear Axle Wrangler JK 4 5 Suspension Lift b Repeat on opposite side of vehicle a Using kit track bar bracket as template drill a 7 16 hole into factory track bar mount 3 Install two kit springs coil rear tiny pig tail wrap goes to bottom OEM Track Bar Bracket Drill 7 16 Hole Rear Axle b Install kit Rear track bar bracket using supplies hardware and spacer into stock track bar amp control arm mount location J4611BAG2 trail master recommends using rear JK coil spring c Install OEM track bar into kit bracket on rear perch SP0400 Welding requiered for proper axle using OE hardware t
14. les per hour The bump will induce a shimmy in the front axle that can be felt through the steering wheel In order to stop the shimmy the vehicle speed must be reduced until the shimmy resides Common conditions that cause this shimmy are worn front suspension steering bushings Inspection of the upper and lower control arm bushings track bar bushing and steering damper should be performed The steering alignment is also important and should be set to factory specifications Any worn parts should be replaced Wrangler JK 4 5 Suspension Lift Accessories The following accessories are available Kit 7108 SSV Steering Stabilizer Qty Description Kit J4614 NNN HA NNNNNN DPD OY ONANH_ NKPWOHONM BND WO POMONMN AND AD l Springs front Springs rear Shocks front Shocks rear Control Arm Front Upper Control Arm Front Lower Control Arm Rear Upper Control Arm Rear Lower Track Bar Front Bracket Rear Track Bar Bumpstop Front Bumpstop Rear Bracket Rear Swaybar Bracket Park Brake Cable J4614BAG1 Hardware Bag Bolt 12mm 1 5 x 60mm Bolt 12mm 1 75 x 80mm Bolt 7 16 x 1 Bolt 5 16 x 3 4 Bolt 1 4 x 1 Washer 12mm Flat Washer 7 16 Flat Washer 5 16 Flat Washer 1 4 Flat Nut 7 16 Stover Nut 12mm Stover Nut 3 8 Flange Nut 5 16 Stover Nut 1 4 Stover Block Tranny Spacer JKD4614 Sway Bar Hardware Bag Bolt 12mm x 70mm Washer
15. nd verify the brake bleeding proce dures Failure to do so may cause the brakes to mal function resulting in property damage or serious personal injury 1 Verify brake fluid reservoir is full 2 Bleed rear passenger side brake caliper at brake bleeder fitting 3 Bleed rear driver side brake caliper at brake bleeder fitting 4 Bleed front passenger side brake caliper at brake bleeder fitting 5 Bleed front driver side brake caliper at bleeder fit ting 6 Verify brake fluid reservoir is full Add brake fluid according to manufacturer s specifications Engine Compartment 1 Connect both battery cables Connect positive cable first then negative cable Battery Negative Cable Posiive am PA Cable Miscellaneous 1 Apply kit label warning onto dashboard in plain sight of all vehicle occupants 2 Adjust headlights 3 Check all fasteners to ensure they are tight 4 Ensure all wires hoses cables etc are properly connected and there is ample slack 5 Align vehicle to OE specifications Retain alignment results NOTE 2012 Models with 3 6L motor will require exhaust modifications to cross pipe in order to clear ance front drive shaft as shown below Drive Shaft pee Pipe Spacer Installed Wrangler JK 4 5 Suspension Lift Dynamic Vehicle Check 1 Check steering and suspension in all positions to ensure that there is no bind and adequate clearance between all moving fixed
16. o secure it spring perch clocking after your pinion angle is adjusted to the proper degree Replacing your coil spring perches will eliminate comon rear spring arch ing Sold separately Kit Bracket OEM hardware 7 Track Bar Rear g j 4 Install kit Rear park cable bracket 7 16 bolt amp a Use OE hardware to bolt the kit bracket to the washer body Use kit hardware 5 16 to bolt parking cables to kit bracket J4614BAG1 3 8 bolts amp washers Kit Spacer amp 14mm bolt Track Bar Rear Parking Cable Bracket d Zip tie frame end of kit rear track bar to frame mount for now Track bar will be installed once vehicle is lowered to ground 6 Install kit rear shocks 5 Install kit Rear track bar bracket 12 Wrangler JK 4 5 Suspension Lift a Install two kit bushings shock rear and two kit sleeves shock rear into body end of two kit absorbers shock rear Kit Bushing Shock mean gt kit Sleeve Shock Whe Rear kit Absorber Shock Rear b Install two kit bushings shock rear and two kit pins bar rear into piston eyelet of two kit absorbers shock rear Shock Rear lis c Install two kit boots shock onto two kit absorb ers shock rear with two kit ties zip pe Kit Boot Shock Kit Absorber Shock Rear Kit Tie Zip 13 d Install two kit absorbers shock rear onto axle with two factory b
17. olts and captive nuts Bolt amp Captive Nut R e Install two kit absorbers shock frame rails with four factory bolts rear onto Rear sway bar a Install kit rear swaybar brackets to flat plat located just below and behind the rear upper control arm axle mount Secure using kit bolt 7 16 x 1 and hardware J4614BAG1 b Install OE front sway bar link in place of rear sway bar link with lower going through kit bracket just installed kit Rear Upper Control Arm OE Front kit Rear Sway Bar Bracket Wrangler JK 4 5 Suspension Lift 8 Install rear wheels and lug nuts 9 Install rear Driveshaft if working with J4615SSV or J4616SSV Refer to instructions supplied with drive shaft 10 Using hydraulic jack raise rear of vehicle and remove jack stands Lower rear of vehicle onto ground and torque lug nuts to factory specification Finish Track Bar Installation Front and Rear 1 Thread front track bar in or out as needed until bolt hole at frame lines up Secure using OE hardware 2 Use calibrated eye to ensure that front and rear dif ferentials are centered under vehicle 3 Repeat at rear of vehicle and tighten 4 Have vehicle aligned Shop should center axles during alignment process After Completing Installation Bleed brake system A WARNING Before driving the vehicle pump the brakes several times If the pedal is soft or mushy refer to the vehicle service manual a
18. r with kit nut 3 4 jam Install Heim joint end of Ait track bar into passenger side of front differential with two kit spacer Use O E bolt to secure J4611BAG2 kitHeim Joint kit Spacer a oe E ht a ee A l p i c Zip tie opposite end of kit Track bar to frame It will be installed once vehicle is on the ground Note Eye to eye lenght may be set to 32 75 as a starting point Axle will have to be centered before alignment is completed O E Bolt 10 Install kit front sway bar links Wrangler JK 4 5 Suspension Lift a Install four kit bushings onto four kit front sway bar link halves b Install two kit sleeves into four kit front sway bar link halves Kit sleeve a Kit Bushing kit swaybar link c Install short half of Ait front sway bar link onto axle using OE hardware JKD4614 d Install long half of kit front sway bar link onto sway bar end using kit bolt 1 2 x 2 3 4 large and small spacers along with the hardware JKD4614 Note Sway bar may need to be drilled out with a 1 2 drill bit for proper fitment of hardware provided kit Bolt 1 2 x 2 3 4 Install spacer against IEN ange sway bar amp small spacer on outside of heim joint kit Front Sway Bar Link e Do not tighten hardware at this time f Install Ait steering stabilizer bracket using kit 3 8 hardware Install steering stabilizer using k
19. real Masia Sen B ESUSPENSION MATCHED SYSTEMS UNMATCHED TECHNOLOGY 3651 N Hwy 89 Chino Valley AZ 86323 928 636 7080 07 12 JEEP WRANGLER JK 4 5 SUSPENSION LIFT KIT INSTALLATION INSTRUCTIONS FLEX JOINT CONTROL ARMS J4614 No Driveshafts J4615 W Driveshafts 2 Dr only J4616 W Driveshafts 4 Dr only REFER TO INSTRUCTIONS PACKAGED WITH DRIVESHAFTS FOR PROPER INSTALLATION Drive Shafts Are Only Avalible for 07 11 JK s 2012 Model Requires Exhaust Modifications pension lift kit will change the vehicle s center of gravity and handling characteristics both on and off road You must drive the vehicle safely Extreme care must be taken to prevent vehicle rollover or loss of control which could result in serious injury or death Avoid sud den sharp turns or abrupt maneuvers and always make sure all vehicle occupants have their seat belts fas tened A WARNING Before you install this a instructions warnings cautions and notes in this instruction sheet and in the vehicle owner s manual A CAUTION F q g the factory recommended procedures for removal and installation of original equipment components We rec ommend that the factory shop manual and any special tools needed to service your vehicle be on hand during the installation Installation of this kit without proper knowledge of the factory recommended procedures may affect the performance of these components and the safety of the v
20. rms are the smaller diame ter 1 5 of the two sizes in the kit The kit front upper control arms have the bracket end welded to them b Thread one kit flex joint into the end of each of the smaller diameter kit upper control arms c Adjust Ait front upper control arms equally to 19 3 16 from hole center to hole center Wrangler JK 4 5 Suspension Lift 3 Adjust Ait rear upper control arms equally to b Install Ait lower control arm with flex joint 18 5 8 from hole center to hole center mounting at differential Secure using O E hardware Do not torque at this time The Flex Joints are unique when it comes to service We do not use or recommend grease Grease attracts more dirt and debris then it is worth while doing more harm to the joint itself Our Flex Joints are also to tight for grease which is designed to be used in flow through application We simply recommend removing the service screw putting ina few drops of 3 and 1 oil and then replacing the service screw everytime you perform an oil change Measurements are to be used as a Starting point Fine tuning of pinion angle and caster measurements ee ee kit Lower kit flex joint should be done during alignment after install is com A DUSANE JOm control arm l plete 4 Install front kit lower control arms c Repeat on passenger side of vehicle a Remove two bolts securing Driver s side O E fonr loner conto mir 5 Install front kit upper control
21. tory Bolt Kit Clip Brake Line kit Bracket Brake Line Kit Line Brake f Install Ait line brake onto metal brake line and kit bracket brake line with kit clip brake line Note You may also leave brake line discon nected from frame at this time This will help you install the rear coils if you do not have a coil spring compressor to install the rear coils 10 g Install banjo bolt kit line brake and two kit washers brake line onto driver side brake cali per Kit Line Brake Brake Caliper Banjo Bolt kit Washer Brake Line Kit Line Brake kit Washer Brake Line Repeat steps above for passenger side brake line and caliper 6 Shock absorbers a Remove lower mounting bolt on both rear shock at axle housing Rear Axle Rear Shock Bolt amp Nut Wrangler JK 4 5 Suspension Lift b Remove two upper bolts from both rear shocks and remove Bolts 7 Remove rear track bar a Remove bolt and captive nut securing track bar to axle Trackbar Axle Housing A WARNING Compressed coil springs can expand violently causing serious personal injury Before removing the coil springs lower the axle housing as far as possible to allow the coil springs to expand Use caution when using coil spring compressors 8 Carefully lower axle until rear coil springs are loose and remove from vehicle Install Rear Suspension Rear Suspension 1 Install Ait Contro
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