Synergy Jeep JK / TJ / LJ / XJ 4 Inch Front Lift Coil SpringsFits and Lifts:07-Present Jeep Wrangler JK Lifts 4 Inch07-Present Jeep Wrangler Unlimited JK Lifts 3 Inch97-06 Jeep Wrangler TJ Lifts 4 Inch04-06 Jeep Wrangler TJL Lifts 4 Inch84-01 Jeep Cherokee XJ Lifts 1.5 Inchandnbsp;Details:Front lift coils for 2 DR Jeep JK TJ/LJ, XJ and 4 DR Jeep JK WranglersSynergy coils offer excellent off road performance while preserving ride qualityProgressively wound; keeps spring from coming unbound at suspension droopProgressively wound spring eliminates annoying spring clanking found on most suspension kitsFeature frequency balanced and tuned spring rates to maximize suspension performance on and off roadSuspension components feature an abrasion-resistant black Powdercoat finish for maximum durability and corrosion resistanceSprings are designed to give the advertised amount of lift with use of aftermarket front bumpers wInch.Sold in PairsNotes:2012+ JK's lifted over 2 inch will require exhaust spacers (5017), or a front aftermarket drive shaft to prevent interference with the exhaustSprings retain the factory rake of the vehicle where the rear is higher than the front. Vehicle should sit level when loaded. Request one size shorter rear springs to level the vehicle out when unloadedLift heights listed for JK are for models with gas engines. Expect approximately 1 inch less lift on diesel modelsLift heights listed for TJ/LJ and XJ are for models with the 4.0L engine. Expect approximately 0.5 inch-1 inch more lift on 4 cylinder modelsFor JK's with stock wheels or wheels with close to stock backspacing, 1-1/2 inch wheel spacers are recommendedFor JK's with 35 inch tires, 3 inch bump stop spacers are recommended. With high fenders, shorter bump stop spacers can be usedFor JK's with 37 inch tires, 4 inch bump stop spacers are recommended. With high fenders, shorter bump stop spacers can be usedFor 2 Door JK's with 5.5 inch of lift or more, the Synergy Long Arm System is recommendedWhen a 4 cyl engine is used, expect 0.5-1 inch more liftWhen a diesel engine is used, expect 1 inch less lift
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