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Jeep Wrangler Jl Roof – Jeep Wrangler JL 4 Door Roof Rack Kit – Extreme Slimline II by Front Runner

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Jeep Wrangler JL 4 Door (2018-Current) Extreme Slimline II Roof Rack Kit - by Front Runner

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Jeep Wrangler JL 4 Door (2018-Current) Extreme Slimline II Roof Rack Kit – by Front Runner

Check the merchant listing for full product details, compatibility, dimensions, included items and other information before purchasing.

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Jeep Wrangler JL 4 Door (2018-Current) Extreme Slimline II Roof Rack Kit – by Front Runner

Upgrade your Jeep Wrangler JL’s cargo capacity with the robust and modular Extreme Slimline II Roof Rack Kit. Designed specifically for 2018 to current 4 Door models, this rack prepares your vehicle for every adventure with a lightweight, customisable tray and rugged mounting system.

Jeep Wrangler JL 4 Door Extreme Slimline II Roof Rack Kit by Front Runner

Expand your Jeep Wrangler’s hauling ability while maintaining flexibility with this high-quality roof rack kit. Its smart design integrates with your vehicle’s chassis and roll cage mounting points to ensure a stable and secure fit without interfering with removable panels or the lowering windscreen.

Quick Facts & Specifications

  • Fits: Jeep Wrangler JL 4 Door, 2018 to current models
  • Weight: 46.14kg
  • Materials: Black epoxy powder-coated T6 aluminium & high-strength steel
  • Dimensions: SLII Tray 1425mm (W) x 2368mm (L) x 50mm height
  • Components Included:
    • FAJL002 Foot Rails
    • FAJL003 Inner Brackets
    • FAJL009 Front Bar Rack Mount
    • RRSTJ12 Slimline II Tray
  • Compatible Accessories: Over 55 available Front Runner rack accessories
  • Warranty: Limited Lifetime Warranty

Why Trust This Roof Rack?

  • Engineered to mount securely to chassis and roll cage without damaging your Jeep’s hard top
  • Allows easy removal of Freedom Panels and windscreen lowering without removing the rack
  • Backed by Front Runner’s Limited Lifetime Warranty, ensuring long-term durability

Best For

  • Jeep JL 4 Door owners seeking to increase cargo space for off-road and camping gear
  • Customisation enthusiasts who want the flexibility to add multiple rack accessories
  • Outdoor adventurers requiring a durable rack that distributes load safely across the vehicle

Not Ideal For

  • Owners with soft top or Sky One-Touch Power top Jeep Wrangler models, as the kit is incompatible
  • Owners of the Mojave Edition Jeep Gladiator, as this rack isn’t suitable
  • Those not prepared to verify snorkel or raised air intake fitment compatibility before purchase

Design and Functionality

The Slimline II Tray features t-slots on the top and bottom edges that accept standard 8mm bolts, enabling you to securely attach compatible accessories or cargo exactly where you need. Its modular design means you can tailor the setup with over 55 different Front Runner add-ons—from additional trays and drawers to prep tables and gear mounts.

With a height of 50mm plus your mounting rail or foot height, the rack remains low-profile to minimise wind resistance and noise. Foot Rails included allow for the installation of Front Runner under-rack tables, perfect for setting up camp kitchens or work surfaces.

Installation and Compatibility Details

The JL Extreme mounting system bolts directly to existing chassis and roll cage points—no drilling required. This setup preserves your Jeep’s Freedom Panels functionality as well as windscreen lowering capability. The rack distributes cargo weight evenly across the roll bars and body frame, avoiding the hard top to prevent damage.

All necessary mounting components and detailed installation instructions come included. It’s important to consult the Front Runner Air Intake and Snorkel fitment guide for any vehicle modifications you may have to confirm compatibility before purchase.

Maintenance and Care

Thanks to the powder-coated aluminium and high-strength steel construction, the rack resists rust and corrosion in harsh environments. Periodic checks and cleaning will keep it performing reliably for years to come, especially after heavy off-road use or exposure to salt and dust.

Conclusion

The Jeep Wrangler JL 4 Door Extreme Slimline II Roof Rack Kit by Front Runner is a rugged, versatile addition that expands your vehicle’s cargo capabilities for all your outdoor pursuits. If you prioritise modular design, secure mounting, and accessory compatibility, this rack meets those needs with proven durability and a sleek, unobtrusive profile. Always verify your vehicle’s roof type and any snorkel fitments before purchase to ensure a perfect fit.

For more detailed specifications and installation guides, visit the merchant page below.

View the Product Details at Caravan RV Camping

Frequently Asked Questions

Is the Extreme Slimline II Roof Rack compatible with all Jeep Wrangler JL 4 Door models?

This rack kit is designed for Jeep Wrangler JL 4 Door models from 2018 to current, but it is not compatible with soft top or Sky One-Touch Power top variants, nor with the Mojave Edition Jeep Gladiator.

Can I install the rack myself?

Yes, the kit includes all necessary components and detailed installation instructions. The mounting system attaches to existing chassis and roll cage points without drilling, but if unsure, professional installation can be considered.

Will the roof rack interfere with my jeep’s removable Freedom Panels?

No, the JL Extreme mounting system is designed to allow easy removal of the Freedom Panels without dismantling the rack. The lowered windscreen functionality is also preserved.

Can I mount additional accessories to this roof rack?

Yes, the modular t-slot design of the Slimline II Tray supports over 55 Front Runner rack accessories such as trays, drawers, tables and gear mounts, letting you customise the rack to your needs.

Is this rack suitable for vehicles with snorkels or raised air intakes?

This kit is suitable for most raised air intake and snorkel fitments, but it’s important to consult the Front Runner Air Intake / Snorkel fitment guide before purchase to confirm compatibility.

Jeep Wrangler JL 4 Door (2018-Current) Extreme Slimline II Roof Rack Kit - by Front Runner

Featured product

Jeep Wrangler JL 4 Door (2018-Current) Extreme Slimline II Roof Rack Kit – by Front Runner

Check the merchant listing for full product details, compatibility, dimensions, included items and other information before purchasing.

Affiliate link: OutbackSearch may receive a commission if you purchase through this link, at no extra cost to you.