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Rock Krawler 3.5" Adventure Mid-Arm Suspension System for 18-26 Jeep Wrangler JL 2-Door Sport

Starting at
$1,349.66
Description

Exceptional Ground Clearance and Tire Fitment: This 3.5-inch lift is the "sweet spot" for JL owners looking to run 37-inch or 38-inch tires without rubbing. The high-clearance, heavy-duty control arms are specifically bent to provide extra room over trail obstacles, ensuring that the suspension components themselves don't become snag points when crawling through deep ruts or over rocks.

Maintenance-Free "Adventure" Joints: Unlike many rod-end or "heim" style joints that require frequent greasing and can become noisy over time, the Adventure Series uses specialized bushings designed for a quiet, factory-like ride. These joints offer the high degree of articulation needed for off-roading while isolating road vibration and noise, making it an ideal choice for a Jeep that serves as both a weekend warrior and a daily driver.

Superior "Triple Rate" Coil Technology: Rock Krawler’s triple-rate springs are engineered to handle the varying weights of a modified Jeep. They provide a soft initial rate for a smooth highway ride, a secondary rate for stability during cornering, and a firm final rate to prevent bottoming out during high-speed dips or heavy impacts. This ensures the Jeep feels planted and predictable regardless of how much gear or armor you've added.

Bulletproof Durability and Warranty: Rock Krawler is famous in the off-road community for their "Abuse It" Lifetime Warranty on all hard parts. Their control arms and track bars are made from solid steel, meaning they are built to take a literal beating against granite. This "buy it once" philosophy provides peace of mind for enthusiasts who plan on keeping their vehicle for the long haul and pushing it in harsh environments.

Many states have laws that limit the maximum height of a lifted vehicle. Never exceed the legal height limit.

Details

The Rock Krawler 3.5" Adventure Mid-Arm System is a heavy-duty suspension solution designed for Jeep Wrangler JL owners looking to balance significant ground clearance with refined road manners. By providing a 3.5-inch lift, this system comfortably clears 37-inch tires while utilizing high-clearance, adjustable mid-arms to maintain proper suspension geometry. The solid steel construction of the control arms and track bars ensures the kit can handle the weight of heavy armor and winches, while the "Adventure" series joints offer a quiet, maintenance-free ride compared to more aggressive race-oriented heim joints.

At the heart of this system's performance are the triple-rate coil springs, which are specifically tuned to prevent the "mushy" feeling often associated with tall lifts while still allowing for extreme articulation off-road. The increased height requires the included adjustable front track bar to recenter the axle, which is critical for preventing steering feedback and maintaining a factory-like tracking feel at highway speeds. This setup is ideal for overlanding or technical rock crawling where predictable spring rates and durable hardware are the difference between a successful trail day and a mechanical failure.

Installation Notes
Installation Difficulty:
Skill Level 2 IconLevel 2Intermediate
Installation Time: 4-6 hours
Parts Included
  • (4) Triple-rate Coil Springs
  • (2) Front Set-length Lower Control Arms
  • (2) Front Spring Pads
  • (1) Adjustable Front Track Bar
  • (2) Rear Spring Pads
  • (2) Set-length Rear Sway Bar Links
  • (1) Bolt-on Rear Track Bar Relocation Bracket
Warranty
Lifetime Warranty.
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    • Jeep Wrangler 2-Door (JL)

    • 2026 Jeep Wrangler 2-Door (JL)
    • 2025 Jeep Wrangler 2-Door (JL)
    • 2024 Jeep Wrangler 2-Door (JL)
    • 2023 Jeep Wrangler 2-Door (JL)
    • 2022 Jeep Wrangler 2-Door (JL)
    • 2021 Jeep Wrangler 2-Door (JL)
    • 2020 Jeep Wrangler 2-Door (JL)
    • 2019 Jeep Wrangler 2-Door (JL)
    • 2018 Jeep Wrangler 2-Door (JL)

    Rock Krawler 3.5" Adventure Mid-Arm Suspension System Options

    Part NumberCatalog #Shock OptionsPrice
    JL35AS-216189-4323without Shocks$1,349.66
    JL35AS-2S116189-4325with RRD 2.25" IFP Shocks$2,506.58
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