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Jeep Wrangler JL / JLU 18+ Full Bump Stop Extension Kit

Price:

125.95

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SKU: J-JL-C-BSK

125.95 125.95 USD 125.95

125.95

1–3 day build time + Shipping

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Jeep Wrangler JL / JLU 18+ Full Bump Stop Extension Kit

SKU: J-JL-C-BSK
Fits: 2018 - Present Jeep Wrangler JL / JLU Add vehicle

1–3 day build time + Shipping

Expert Support

125.95 125.95 USD 125.95

125.95

Build Your Kit

  • Vehicle
    Confirm this matches your vehicle. Use Shop by Vehicle to filter correctly.
  • Color
    Powder coat color for control arms and track bars. Does not affect performance.
  • Brand
  • Bump Stops
  • Front Bump Stop Extensions
  • Rear Bump Stop Extensions
  • Note to Core4x4:

Select Color to see price and add to cart.

4–8 hr install Moderate Alignment recommended Lifetime warranty on all non-wear items Made In USA

Essential Protection for Your Lifted Jeep

Upgrading your 2018-Present Jeep Wrangler JL/JLU with increased suspension flex and lift? Ensure your rig is protected from over-compression damage with CORE 4X4 Full Bump Stop Extensions (J-JL-C-BSK). Factory bump stops become inadequate as lift height increases, which can lead to tire-to-fender contact, frame stress, and component damage. These extensions correct bump stop engagement, preventing costly issues while maintaining optimal suspension travel.

What's Included?

  • Front Bump Stop Extensions – 6061 T6 Aluminum
  • Rear Bump Stop Extensions – 3/16” Steel
  • All Necessary Hardware for Installation

Key Features and Benefits

  • Prevents Over-compression Protects Components – Properly limits suspension travel to prevent tire contact, fender damage, and excessive stress on suspension components.
  • Premium Construction for Maximum Durability – Front extensions crafted from lightweight, high-strength 6061 T6 Aluminum for corrosion resistance and longevity. Rear extensions made from heavy-duty 3/16” steel, ensuring maximum strength in extreme conditions.
  • Offset Design for Improved Alignment – Unlike traditional puck-style extensions, our offset design maintains correct bump stop alignment, ensuring even load distribution and reducing stress on the mounts.
  • Straightforward Installation – Rear installation is a simple bolt-on process, utilizing existing bump stop mounts. Front installation requires removing coil springs and factory rubber bump stops, then bolting the extensions in place before reinstalling.

Precision Fit for Any Suspension Setup

Our bump stop extensions come in a range of sizes to accommodate various lift heights and suspension setups, ensuring proper suspension function without sacrificing performance.

Two-Stage Powder Coating for Maximum Durability

Each component undergoes a zinc primer base coat for corrosion resistance, followed by a top coat available in 10 colors, allowing you to customize your Jeep while protecting against rust and wear.

Proudly Made in the USA

Manufactured at our Orem, UT facility, we maintain strict quality control and support local suppliers, ensuring rugged durability and premium craftsmanship.

In Conclusion

CORE 4X4 Full Bump Stop Extensions (J-JL-C-BSK) are a must-have upgrade for lifted 2018-Present Jeep Wrangler JL/JLU models, offering essential suspension protection, superior durability, and easy installation. Keep your rig trail-ready and protected—upgrade today and drive with confidence!


Ideal use:

This kit is engineered for your specific vehicle and use case. See Description for lift range and application details.

Not sure which series fits your needs? Contact us for guidance.

  • Alignment recommended after install.
  • Install difficulty: moderate. Basic mechanical skills recommended.
  • Estimated install time: 4–8 hours depending on experience.
  • Some trimming may be required on factory axle mounts (front track bar). See our YouTube channel for guidance.
  • Install videos and support available. Check product Description for links.
  • Designed to reuse factory hardware. Upgrade available if yours is worn or missing.

Make Model Submodel Years
Jeep Wrangler 2018 - Present

Vehicle Jeep Wrangler JL / JLU (18–Present)
Color Black or Blue or Charcoal or Green or Light Green or Orange or Purple or Red or White or Yellow or Custom Color - Other than what is listed above. Extra charge varies. We will reach out after order is placed.
Brand CORE 4X4
Bump Stops None or New Bump Stop Rubber Pads (Available For Front Only - Not Pictured)
Front Bump Stop Extensions 2" or 3" or 4"
Rear Bump Stop Extensions 3" or 4"
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