This kit includes 7 components, each built and powder-coated in-house.
Jeep Gladiator JT 20+ 2pc Cruise Series Front Lower Adjustable Control Arms
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Jeep Gladiator JT 20+ 2pc Cruise Series Front Upper Adjustable Control Arms
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Jeep Gladiator JT 20+ 2pc Cruise Series Rear Lower Adjustable Control Arms
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Jeep Gladiator JT 20+ 2pc Cruise Series Rear Upper Adjustable Control Arms
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Jeep Gladiator JT 20+ 2pc Heavy-Duty Tie Rod, Drag Link Steering Kit
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Jeep Gladiator JT 20+ Cruise Series Front Heavy-Duty Adjustable Track Bar
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Jeep Gladiator JT 20+ Cruise Series Rear Heavy-Duty Adjustable Track Bar
View Component →The Ultimate Suspension and Steering Solution
Transform your Jeep Gladiator JT (2020-Present) with the Cruise Series 12-Piece Kit, a comprehensive upgrade designed to eliminate caster deficiencies, axle misalignment, driveline vibrations, wandering, rut-following, and even death wobble. This kit replaces all key hard components, ensuring precise alignment, axle centering, and unmatched handling both on-road and off-road.
For even greater suspension stability, we recommend pairing this kit with the Cruise Series Front Rear End Link Set (CRS-J-JT-ELS4) to complete your Gladiator’s handling transformation.
Each component is built with high-strength DOM steel tubing and RockJock Johnny Joints or polyurethane bushings, offering exceptional durability, articulation, and longevity for any driving condition.
Key Features and Benefits
- Eliminates death wobble steering play – Corrects axle positioning and steering geometry for enhanced stability and precise steering response.
- Fixes caster deficiencies wandering – Regains proper caster angle, improving drivability and eliminating wandering or rut-following.
- Centers axles corrects driveline angles – Ensures proper front and rear axle alignment, reducing driveline vibrations and premature wear.
- Built for 0 to 6 inches of lift – Fully adjustable control arms and track bars allow for precise suspension tuning at any ride height.
- Heavy-duty steering upgrade – The 2.5-ton aluminum steering kit provides maximum control and durability in the most extreme conditions.
Recommended Pairing for Ultimate Handling
Combine with the Cruise Series Front Rear End Link Set (CRS-J-JT-ELS4) to further enhance stability and sway control.
Durable Two-Stage Powder Coating
Each component undergoes a zinc primer base coat for corrosion resistance, followed by a top coat available in 10 colors for a personalized look.
Optional Hardware Upgrade
Designed to reuse factory hardware, with optional Grade 8 hardware kits available separately for rusted or worn-out bolts.
Notes: Some, (not all) factory axle mounts need to be "clearanced" to accept our larger bar. If needed, it is only a minor amount of trimming to be done. This applies to the front track bar only. Please see our Youtube channel for a video addressing this.
Vehicle Fitment: Jeep Gladiator JT 20+ – Eliminates steering instability, axle misalignment, and driveline vibrations for a smoother, more controlled ride.
CORE Advantage: A full hard-component upgrade, correcting caster deficiencies, wandering, and death wobble while optimizing axle centering and handling.
Adjustability: Designed for 0 to 6 inches of lift, allowing fine-tuned suspension geometry, steering response, and drivability for any build.
Construction: Heavy-duty DOM steel control arms, adjustable track bars, and a 2.5-ton aluminum steering kit ensure maximum durability, strength, and precision.
Two-Stage Powder Coating: Zinc primer base and top coat available in 10 vibrant colors protect against corrosion and allow for personalized styling of your rig.
Warranty and Origin: Proudly manufactured in the United States, our product includes a lifetime warranty on all non-wear items, providing you with confidence and peace of mind in your purchase.
Built With
Front Lower control arms built with 1.875” OD 3/16” Wall DOM. Polyurethane Bushings on the fixed and adjustable ends with 1.25” x 12 TPI - 3.25” long threads.
Front Upper control arms built with 1.625” OD 3/16” Wall DOM. Welded U-bracket on the fixed end and a Polyurethane Bushing on the adjustable end with 1” x 14 TPI - 3.25” long threads.
Rear Upper control arms built with 1.875” DOM 3/16” Wall DOM. Polyurethane Bushings on both the adjustable end and fixed end with 1.25” x 12 TPI - 3.25” long threads.
Rear Lower control arms built with 1.875” OD 3/16” Wall DOM. Polyurethane Bushings on the fixed and adjustable ends with 1.25” x 12 TPI - 3.25” long threads.
Front Track Bar built with 1.5” OD 5/16” Wall DOM. Polyurethane Bushing on the fixed end and a Forged Johnny Joints on the adjustable end with 1” x 14 TPI - 2.32” long threads.
Rear Track Bar built with 1.5” OD 5/16” Wall DOM. Polyurethane Bushing on both the adjustable and fixed end with 1” x 14 TPI - 3.25” long threads.
| Make | Model | Submodel | Years |
|---|---|---|---|
| Jeep | Gladiator | 2020 - Present |
Each rebuild kit includes all necessary components to replace and restore wearable parts.
Construction & Materials
Front Lower control arms built with 1.875” OD 3/16” Wall DOM. Polyurethane Bushings on the fixed and adjustable ends with 1.25” x 12 TPI - 3.25” long threads.
Front Upper control arms built with 1.5” OD 5/16” Wall DOM. Welded U-bracket on the fixed end and a Polyurethane Bushing on the adjustable end with 1” x 14 TPI - 3.25” long threads.
Rear Lower control arms built with 1.875” OD 3/16” Wall DOM. Polyurethane Bushings on the fixed and adjustable ends with 1.25” x 12 TPI - 3.25” long threads.
Rear Upper control arms built with 1.875” DOM 3/16” Wall DOM. Polyurethane Bushings on both the adjustable end and fixed end with 1.25” x 12 TPI - 3.25” long threads.
Tie Rod and Drag Link made from 2" 7075 Aluminum. Tie Rod and Drag Link use Apex Chassis Forged Rod Ends.
Front Track Bar built with 1.5” OD 5/16” Wall DOM. Polyurethane Bushing on the fixed end and a Forged Johnny Joints on the adjustable end with 1” x 14 TPI - 2.32” long threads.
Rear Track Bar built with 1.5” OD 5/16” Wall DOM. Polyurethane Bushing on both the adjustable and fixed end with 1” x 14 TPI - 3.25” long threads.
| Vehicle | Jeep Gladiator JT (20–Present) |
| Brand | CORE 4X4 |
| Color | Black or Blue or Charcoal or Green or LightGreen 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. |
| Series | Cruise Series |
| Lift Size | 0" — 6" or 6"+ |
| Hardware | No Hardware or Complete Kit |
| Drag Link Orientation | Factory Mounting (under the knuckle) or Drag Link Flip w/ Tapered Sleeve And Drill Bit (over the knuckle) |
| Stabilizer Clamp | Standard Clamp or Hydraulic Assist Clamp |
| Rear Track Bar Clearance Bend For Spare Tire | Straight Bar or Clearance Bend |
| Placement on Vehicle | Front Upper, Front Lower, Rear Upper, Rear Lower, Front, Rear |
| Mounting Style | Bolt-On |
Use the vehicle selector on our website to shop by your year, make, and model. On product pages, use the kit builder to select your color, series, lift height, and any add-on options, then add to cart. If you need help, call or email our team.
Standard orders typically ship within 1–3 business days of ordering. Custom color orders take approximately 5–10 business days. Because everything is built in-house, we can turn orders quickly even for custom specifications.
You can reach our team through the contact form on our website, or browse to the Contact Us page. Our team is available to answer pre-sale and technical questions before and after your purchase.
Reviews of Core 4x4
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| Color | Black, Blue, Charcoal, Green, LightGreen, Orange, Purple, Red, White, Yellow, Custom Color - Other than what is listed above. Extra charge varies. We will reach out after order is placed. |
| Lift Size | 0" — 6", 6"+ |
| Hardware | No Hardware, Complete Kit |
| Drag Link Orientation | Factory Mounting (under the knuckle), Drag Link Flip w/ Tapered Sleeve And Drill Bit (over the knuckle) |
| Stabilizer Clamp | Standard Clamp, Hydraulic Assist Clamp |
| Rear Track Bar Clearance Bend For Spare Tire | Straight Bar, Clearance Bend |
| Vehicle | Jeep Gladiator JT (20–Present) |
| Brand | CORE 4X4 |
| Series | Cruise Series |
| Note to Core4x4: | - |
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