RockJock JL 2D/4D Antirock Rear Sway Bar Kit — Fits 2018+ Jeep Wrangler JL

SKU: ROKCE-9900JLR4
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Sale price$683.19
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About RockJock

RockJock engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full RockJock lineup with fast shipping and expert fitment support — order with confidence.

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RockJock Antirock Rear Sway Bar Kit for Jeep JL (2D/4D)

Optimize the off-road performance of your 2018 and up Jeep JL Wrangler, regardless of whether it's a 2-door or 4-door model, with the RockJock Antirock rear sway bar kit. When integrated with a front Antirock sway bar, this system ensures a perfectly balanced suspension, essential for conquering rugged terrain. It significantly enhances traction by evenly distributing weight and grip across all four tires, providing greater control and stability during extreme articulation.

Unmatched Strength and Comprehensive Kit

This Antirock off-road sway bar is engineered as a direct replacement for your stock Jeep sway bar, offering a substantial upgrade in performance and durability. It's crafted from high-grade SAE 4130 heat-treated steel, the same robust material trusted in professional off-road competition for its ultimate strength. The complete kit provides everything needed for installation:

  • SAE 4130 heat-treated steel sway bar
  • Semi-gloss black powder-coated bolt-on steel frame brackets
  • Durable Delron frame bushings
  • Forged chromoly arms for maximum resilience
  • Adjustable length heim jointed sway bar links
  • All necessary hardware for a complete setup

Enhance your Jeep JL's off-road capabilities with this premium Antirock kit, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Jeep Wrangler Rubicon
2018-2020 Jeep Wrangler Sport
2018-2020 Jeep Wrangler Sport S
2018-2020 Jeep Wrangler Unlimited Rubicon
2018-2020 Jeep Wrangler Unlimited Sahara
2018-2020 Jeep Wrangler Unlimited Sport S
2019 Jeep Wrangler Unlimited Moab

Product Details

Product Description
Part Numbers
Sizing & Fit

About RockJock

RockJock engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full RockJock lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

RockJock Antirock Rear Sway Bar Kit for Jeep JL (2D/4D)

Optimize the off-road performance of your 2018 and up Jeep JL Wrangler, regardless of whether it's a 2-door or 4-door model, with the RockJock Antirock rear sway bar kit. When integrated with a front Antirock sway bar, this system ensures a perfectly balanced suspension, essential for conquering rugged terrain. It significantly enhances traction by evenly distributing weight and grip across all four tires, providing greater control and stability during extreme articulation.

Unmatched Strength and Comprehensive Kit

This Antirock off-road sway bar is engineered as a direct replacement for your stock Jeep sway bar, offering a substantial upgrade in performance and durability. It's crafted from high-grade SAE 4130 heat-treated steel, the same robust material trusted in professional off-road competition for its ultimate strength. The complete kit provides everything needed for installation:

  • SAE 4130 heat-treated steel sway bar
  • Semi-gloss black powder-coated bolt-on steel frame brackets
  • Durable Delron frame bushings
  • Forged chromoly arms for maximum resilience
  • Adjustable length heim jointed sway bar links
  • All necessary hardware for a complete setup

Enhance your Jeep JL's off-road capabilities with this premium Antirock kit, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Jeep Wrangler Rubicon
2018-2020 Jeep Wrangler Sport
2018-2020 Jeep Wrangler Sport S
2018-2020 Jeep Wrangler Unlimited Rubicon
2018-2020 Jeep Wrangler Unlimited Sahara
2018-2020 Jeep Wrangler Unlimited Sport S
2019 Jeep Wrangler Unlimited Moab

Product Details

Product Description

About RockJock

RockJock engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full RockJock lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

RockJock Antirock Rear Sway Bar Kit for Jeep JL (2D/4D)

Optimize the off-road performance of your 2018 and up Jeep JL Wrangler, regardless of whether it's a 2-door or 4-door model, with the RockJock Antirock rear sway bar kit. When integrated with a front Antirock sway bar, this system ensures a perfectly balanced suspension, essential for conquering rugged terrain. It significantly enhances traction by evenly distributing weight and grip across all four tires, providing greater control and stability during extreme articulation.

Unmatched Strength and Comprehensive Kit

This Antirock off-road sway bar is engineered as a direct replacement for your stock Jeep sway bar, offering a substantial upgrade in performance and durability. It's crafted from high-grade SAE 4130 heat-treated steel, the same robust material trusted in professional off-road competition for its ultimate strength. The complete kit provides everything needed for installation:

  • SAE 4130 heat-treated steel sway bar
  • Semi-gloss black powder-coated bolt-on steel frame brackets
  • Durable Delron frame bushings
  • Forged chromoly arms for maximum resilience
  • Adjustable length heim jointed sway bar links
  • All necessary hardware for a complete setup

Enhance your Jeep JL's off-road capabilities with this premium Antirock kit, available at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2018-2020 Jeep Wrangler Rubicon
2018-2020 Jeep Wrangler Sport
2018-2020 Jeep Wrangler Sport S
2018-2020 Jeep Wrangler Unlimited Rubicon
2018-2020 Jeep Wrangler Unlimited Sahara
2018-2020 Jeep Wrangler Unlimited Sport S
2019 Jeep Wrangler Unlimited Moab

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