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Synergy 2-Door 4.0 Inch/ 4-Door 3.0 Inch Rear Lift Springs (07-18 Jeep Wrangler JK)

Item J101350
ExtremeTerrain no longer carries the Synergy 2-Door 4.0 Inch/ 4-Door 3.0 Inch Rear Lift Springs (07-18 Jeep Wrangler JK). Please check out 2018-2021 Jeep JL Coil Springs & Accessories | Wrangler for an updated selection.
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    Product Information

    Features, Description, Reviews, Q&A, Specs & Installation


    • Provides 4 Inches of Lift on 2 Door Models
    • Provides 3 Inches of Lift on 4 Door Models
    • Progressively Wound
    • Accommodates 35-37 Inch Tires
    • Excellent Off Road Performance
    • Abrasive and Corrosion Resistant
    • Black Powder-Coated Finish
    • Designed for 2007-2018 Jeep Wrangler JK 2-Door and 4-Door Models


    Performance. The Synergy 2-door 4.0"/ 4-door 3.0" Rear Lift Springs are designed to improve the quality and comfort of your vehicle's off road performance. They are progressively wound to prevent annoying clanking noise and also keep the springs from coming apart at suspension droop. You'll find these springs will allow you to run 37 inch tires on your 2 door JK and 35 inch tires on 4 door applications.

    Construction. These rear lift springs are abrasive resistant and have black powder-coated finish to offer durability and also prevent damage due to corrosion. These rear lift springs are full frequency balanced and feature tuned spring rates for the most in performance and reliability.

    Application. These Synergy 2-Door 4.0 In./ 4-Door 3.0 In. Rear Lift Springs designed 2007-2018 Jeep Wrangler JK 2-door and 4-door models.


    CA Residents: WARNING: Cancer and Reproductive Harm -

    Installation & What's in the Box

    Installation Info

    What's in the Box

    • (2) Rear lift springs

    Tech Specs


    Customer Reviews (3)

      Reviews of Synergy Suspension products have an average rating of 4.6 out of 5

        Questions & Answers

        10 More Questions

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