Providing 3.5 inches of lift on Jeep Wrangler Rubicon JL 4 Door Models and 4.5 inches of lift on Jeep Wrangler JL 4 Door Sport and Sahara packages, Standard lifts with Fixed Lower Arms allow clearance of up to a 37 inch tires on all Wrangler JL 4 Door trim level packages. With FMVSS 126 Certification, these suspension systems will retail all your Wrangler’s advanced safety features. Rubicon Express coil spring lift suspension systems are proudly made in the USA and are backed by the Rubicon Express Lifetime Advantage Warranty.
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Rubicon Express 4.5" Standard Lift Kit w/ Super-Ride Lower Control Arms for 18-23 Jeep Wrangler JL
Description
4.5" Standard Coil Spring Suspension Lift w/ Super-Ride Fixed Lower Control Arms for Jeep Wrangler JL 4 Door is a great mid-level suspension adding the flex and handling that come from a lower control arm upgrade. Replacing your stock springs with Custom tuned linear rate heavy-duty coil springs to absorb the trail impacts of the weekend warrior and provide smooth consistent, on-road handling and predictability in everyday use. The Standard kit with Fixed Lower Arms comes with an adjustable front track bar for axle center correction and improve steering geometry. The included Super-Ride Fixed Lower Control Arms are sized right for Caster to be accurate, include a brake line extension bracket and their durable PT Meg bushings provide great comfort and added articulation for your off-road adventures. Extended sway bar links front and rear are included along with your choice of Rubicon Express Twin-Tube Shocks or the competition ready 2.5 monotube high-performance shocks. The kit retains the stock control arms but is easily upgradeable if your budget only allows the bare essentials for a solid suspension lift to start. The Standard 3.5-4.5 Coil Spring Lift comes with a rear track bar bracket for correcting axle center to prevent tail wag, and bump stop extensions and alignment cams for caster adjustments.
Details
Heavy Duty Adjustable Front Track Bar:
- Gives Maximum Clearance for Steering Componentry and re-centers the front Axle Position Relative to the Body after installation of the Lift
- Adjustable sleeved collar precise centering of the front axle
- Designed specifically for JLs with up to 4-1/2 inches of lift
- Designed for full clearance throughout suspension cycle
- Chromoly Steel Construction
- Urethane bushings
- Premium Powder Coat Finish for maximum corrosion resistance
Super-Ride Fixed Lower Control Arms:
- Made from 1.75” diameter .120” wall 4130 Chromoly tubing, and feature PT MEG bushings for optimum ride quality and durability.
- Fixed Length appropriate for 3.5-4.5 inches to Correct Caster
- For your convenience, Rubicon Express includes integrated brake line brackets
Extended Front and Rear Sway Bar Endlinks :
- Links are Longer for Proper Sway Bar Geometry
- Their Design Allows for Maximum Suspension Articulation without contact to shock or OE Backspaced Wheel
Frame-mounted Rear Track Bar Bracket:
- Corrects geometry for 3.5+ lifts
- Bolt-on application
Bump Stop Extensions :
- 2” front lower axle bump stop extensions
- 2-3/8" rear lower axle bump stop extensions
- Alignment Cams also included to adjust Caster
Shock Options Available:
2.5 Extreme Duty Monotube Shocks:
- 2-1/2” body outer diameter with full bore piston to maximize damping capability Tuned Specific to Rubicon Express Spring Rates to Maximize Ride Quality and Suspension Travel Hydraulic rebound cut off to eliminate harsh top-out
- 6061-T6 Billet Aluminum Black Anodized Components
- 7/8" OD-hardened chrome shaft for increased durability and strength Non-reservoir floating piston separates nitrogen and oil to eliminate loss from Cavities.
- Durable Powdercoat Finish
- Shaft Triple Seal Redundancy
Rubicon Express Twin Tube Shocks:
- 2" Slim Black Painted Body with Rubber Bushings and Black Protective Boot
- Nitrogen-Charged
- 1-3/8" Banded Piston
- 5/8" Nitrocarbon rod
- Vehicle-specific valve code
Installation Notes
Installation Difficulty:
Level 3AdvancedNon-Rubicon Trim Levels require installation of additional Included Bump Stop Spacers front and rear for 37" tires
The front engine crossmember must be removed and will not be reinstalled due to drive shaft clearance
Installation Time: 3-6 hours
Parts Included
- Front Coil Spring Pair
- Rear Coil Spring Pair
- Super-Ride Fixed Length Performance Lower Control Arms
- Adjustable Front Track Bar
- Front and Rear Extended Sway Bar End Link Pair
- Frame Mounted Rear Track Bar Bracket
- Bump Stop Extensions
- Alignment Cams
- Choice of Rubicon Express Twin Tube Shocks or Extreme Duty 2.5 Monotube Performance Shocks
- Installation Hardware
Warranty
Limited Lifetime Warranty Jeep Wrangler Unlimited 4-Door (JL)
- 2023 Jeep Wrangler Unlimited 4-Door (JL)
- 2022 Jeep Wrangler Unlimited 4-Door (JL)
- 2021 Jeep Wrangler Unlimited 4-Door (JL)
- 2020 Jeep Wrangler Unlimited 4-Door (JL)
- 2019 Jeep Wrangler Unlimited 4-Door (JL)
- 2018 Jeep Wrangler Unlimited 4-Door (JL)
Rubicon Express 4.5" Standard Lift Kit w/ Super-Ride Lower Control Arms Options
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