Rock Krawler 3.0" Silverback NO-LIMITS Long-Arm Suspension System for Jeep Gladiator JT
The Rock Krawler Suspension 3.0" Silverback NO-LIMITS Long-Arm System is the ultimate performance upgrade for your Jeep Gladiator JT. Designed for serious off-roaders who still drive their Gladiator daily, this system blends high-clearance off-road performance with on-road comfort and precision.
At the heart of this kit is a high-clearance 4-link front suspension and a triangulated 4-link rear setup, providing maximum articulation and control without the bind of traditional track bar setups. The rear triangulation eliminates the rear track bar entirely for smoother highway handling and superior axle centering.
This NO-LIMITS kit features Rock Krawler’s fully service-free long arms with Adventure Series joints. These advanced joints isolate road vibration like an OE bushing, while offering high misalignment capability and long-lasting performance with zero maintenance. No grease. No noise. No compromise.
The Adventure-X Mid-Arms offer 70° of misalignment and fully adjustable upper and lower control arms for precision tuning of your Gladiator's caster and pinion angles. Whether you're crawling rocks or cruising pavement, you'll notice the difference.
To ensure unmatched ride quality and off-road capability, the system includes triple-rate front coil springs and quad-rate rear coil springs. These coils are engineered with the proper free-length for articulation while maintaining spring seat contact even under extreme flex.
All Rock Krawler JT suspension kits include coil correction pads to reduce spring bow and track bar geometry correction to perfectly center the axles. The NO-LIMITS sway bar links are Rubicon-ready, fully compatible with factory electronic disconnects, and include billet aluminum centers with high-quality FK heims.
When we design a system, our goal is to provide you with the most comprehensive solution and the best geometry, install exceptional value, and be the foundation for every adventure whether it be on the Street, In tow, or down a Trail! Thank you for considering Rock Krawler Suspension
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System Benefits:
- Complete bolt in system
- Excellent highway ride and handling
- The best off-road ability of all Mid Arm Systems
- Improved rear roll center
- Tuned Triple Rate Coils
- Spring Correction Seats
- Vehicle lean correction
- Upgradable to RK Longarm System
- Best Technical support in the industry
- Jeep remains level on all 4 corners
- Lifetime Warranty Coverage
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System Includes:
- (1) Weld-on front long arm mounting system
- (1) Heat Shield Products Sticky Shield Kit
- (1) Front adjustable anti-wobble track bar
- (2) High clearance Adventure-X2 front lower control arms
- (2) Adjustable front upper control arms
- (1) Front sway bar disconnect kit
- (2) Triple rate front coil springs
- (2) Quad rate rear coil springs
- (4) JT coil spring correction seats
- (2) Weld-on rear frame side long arm mounts
- (2) Rear adjustable lower control arms
- (2) Rear adjustable upper control arms
- (2) Rear spring pads
- (2) Adjustable rear sway bar links
- (1) Rear Bolt on Pro-X Cradle (Welding optional)
- (2) Rear triangulated upper arms.
(*DEPENDING ON SHOCK PACKAGE CHOSEN*)
- Bumpstops are included with all shock options
- IF YOU CHOOSE NO SHOCKS - BUMPSTOPS CAN BE PURCHASED SEPARATELY - RK07464
- 2.25"RRD shocks / Coilovers w/Coils / 2.625 RRD Remote Reservoir Shocks
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Shock Information:
Bilstein Shocks:
- FRONT: RRD04056-B51
- REAR: RRD04057-B51
- requires 3" bump stops both front and rear
RRD Spec'd 2.25" Shocks: IN-HOUSE Designed and built - 2.25" Fluted aluminum construction, hard coat military grade black anodizing, 7/8" shaft, IFP (Internal floating piston), better bushings to achieve better misalignment, fully serviceable and rebuildable
- RRD Spec Front Shock
- Part Number RRD02285
- RRD Spec Rear Shock
- Part Number RRD02370
- FULL PACKAGE = RRD02371
- requires 3" bump stops both front and rear
Remote Reservoir 2.625" Coilover Shocks: Remote reservoir standard, IFP construction, MASSIVE 2.625" shock bodies, fluted aluminum bodies, 1" shaft, 1.25" mounting width, hard coat military grade black anodizing, fully serviceable and rebuildable.
- RRD Spec Front Remote Reservoir Coilover
- Part Number RRD07640RR
- RRD Spec Remote Reservoir (NON-Coilover) Rear Shock
- Part Number RRD07641RR
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Wheel Fitment:
- Sport and Overland Wheel Fitment Recommendations
- 37”/38” Tall Tires - Recommend 3.5” of Back Spacing
- Rubicon Fitment Recommendations
- 37” Tall Tires – Recommend 4.5” of Back Spacing
- 40” Tall Tires – Recommend 3.5” of Back Spacing
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Tire Fitment:
- Sport and Overland with Full OEM Fenders
- 37” Tall Tires (3” Bump Stop Height Recommended)
- Sport and Overland with Trimmed or High Lined OEM Fenders
- 38” Tall Tires (3” Bump Stop Height Recommended)
- Rubicon with Full OEM Fenders
- 37”/38” Tall Tires (3” Bump Stop Height Recommended)
- Rubicon with Trimmed or High Lined OEM Fenders
- 40” Tall Tires (3” Bump Stop Height Recommended)
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General Notes:
- All lift heights based on Rubicon models for standard style build (i.e. front bumper and winch, rear bumper and full size spare).
- If building with a spare delete we recommend dropping 1” in coil lift height for the rear.
- If building an "overland style" or heavily up-fitted build in the back, we recommend upsizing 1” in coil lift height for the rear.
- We recommend a new front driveshaft if you plan to off-road routinely.(Adam's Drivesahft,Tom Woods,J.E. Reel)
- Requires removal of the OEM shock mount off the frame (*If coilover system is purchased)
- Requires removal of the OEM shock and spring mount off the axle (*If coilover system is purchased)
- Requires welding of the new coil over mount on the axle only (*If coilover system is purchased)
- We recommend welding the rear cradle for use with 37" tires and above.
- OPTIONAL PRO - X CRADLE IS AVAILABLE FOR PURCHASE WHEN USING DYNATRAC OR ULTIMATE DANA 60 REAR AXLES - Dynatrac XD60 rear axle use: RK08078 and Ultimate Dana 60 rear axle use: RK08068
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