
Rock Krawler JL45PNL-392CS Suspension System
If you own a 2021 Jeep Wrangler JL 4-Door 392, the Rock Krawler Suspension JLU 4.5 inch X-Factor PRO 392 "No-Limits" Mid-Arm System is the upgrade you've been waiting for. This complete bolt-in suspension system is engineered for those seeking unparalleled articulation and off-road performance, making it the best choice among mid-arm kits available.
Key Features
- Complete bolt-in system for easy installation
- Exceptional highway ride quality and handling
- Unmatched off-road capability
- Enhanced rear roll center for improved stability
- Tuned Triple Rate Coils for superior comfort
- Spring correction seats to minimize bowing
- Vehicle lean correction for balanced performance
- Upgradeable to RK Longarm System for future enhancements
- Top-notch technical support
- Keeps your Jeep level on all four corners
- Lifetime warranty coverage for peace of mind
What's Included
- (4) Triple rate coil springs
- (2) Front adjustable lower control arms
- (2) Front adjustable upper control arms
- (2) Front spring pads
- (1) Adjustable front track bar
- (2) No Limits sway bar links
- (2) Rear adjustable lower control arms
- (2) Rear adjustable upper control arms
- (2) Rear spring pads
- (2) Adjustable rear sway bar links
- (1) Bolt-on rear track bar relocation bracket
Specifications
All eight control arms are crafted from solid 7075 aluminum, ensuring durability and performance. The innovative design includes adjustable upper and lower control arms that provide up to 95 degrees of misalignment when paired with Pro-X Krawler Joints and Adventure Series joints, significantly reducing bind compared to factory options. The maintenance-free Adventure Series joints are installed at the frame connection, while the PRO Krawler Joints secure the axle connections.
Customer Insights
Users have praised the JL45PNL-392CS for its seamless integration with the factory electronic sway bar disconnect feature, allowing for easy transitions from on-road to off-road conditions. Many have noted the impressive comfort and stability this suspension system provides, making it a favorite for both daily driving and rugged trail adventures.
Fitment
- Jeep Wrangler JL 4-Door (2021)
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
Rock Krawler is a company that specializes in manufacturing aftermarket suspension parts for Jeeps. Offroading is an extreme activity that requires a vehicle that is strong enough to handle the tasks. The factory original parts are good for daily driving, but when it comes to offroading, you need more robust parts and that is where Rock Krawler comes into play. Today, they are one of the leading sources of offroading parts for many Jeep owners.
Parts That Can PerformEach of Rock Krawler’s products is made up of high-quality materials that ensure durability and reliability. It is designed to perform better than its stock counterpart and can withstand the harsh condition of offroading. Their suspension components allow better suspension movement and articulation which is a requirement when you are tackling different terrains and obstacles offroad.
Not Just For OffroadingBut just because their parts are designed for hardcore offroading doesn’t mean that they can’t be used on the streets. That is the beauty of Rock Krawler parts. You can use your vehicle as a daily driver. And when the time comes that you want to hit the trails, just pack your bags and go.
Purchase Rock Krawler Parts At Vivid RacingIf you want to turn your Jeep into a worthy offroad vehicle, then Rock Krawler is the brand for you. They have provided their customers with quality offroad parts for years and have consistently created innovative products that adapt to the ever-changing automotive trend. If you are looking for a Jeep expert company, then you don’t have to go far to find it. To know more about Rock Krawler, visit Vivid Racing and check out their list of offerings that fit your specific need.
Sale price | None |
Wholesale price | $5,956.82 |
Shipping |
Weight: 300.00 Length: 41 Width: 24 Height: 12 |
Product Added At | Friday 22 March, 2024 |
Product Modified At | Friday 11 July, 2025 |
Imported By | ETLOverride |
Last Edited By | vendordata@vividracing.com |
View In Admin |
Carb Approved | - |
---|---|
Carb Number | - |
Epa Status | N/A |
Prop65 | Unknown |
Carb Required | - |
Vendor | Inv | Cost | Retail | Jobber | MAP | Core | Updated | |||
---|---|---|---|---|---|---|---|---|---|---|
Meyer Distributing | $5,048.15 | $7,349.80 | $7,601.42 | $7,221.35 | ? | 2025-07-11 06:24:37 |
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