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TJ/LJ Wrangler 3.5" Long Travel, Short Arm (LTSA) Suspension Systems

Product ID: *A0235
The MetalCloak TJ/LJ Wrangler 3.5" Duroflex™ Suspension Kit has everything our Long Travel suspension does, Featuring the latest in suspension technology including the MetalCloak True Dual Rate™ Coils, Duroflex™ Control Arms with our Patented Duroflex Bushings, and front & rear Patented Durotrak Solid Chromoly Track Bars.

Designed to use the Patented MetalCloak 6Pak Shocks, Our most popular option the RockSport Shocks, OME Long Travel Shocks, or you can choose to add any aftermarket shock by selecting the No Shock Option. [more...]

High misalignment, vibration-dampening, Patented Duroflex™ Joint (, this kit is perfect for the TJ owner who wants the best flex and the best ride quality from our Steel Duroflex Control arms or our Double Adjustable Aluminum Arms.

Note: MetalCloak Recommends You Have a Suspension Specialist Align Your Jeep Once MetalCloak Suspension is Installed.

Note: MetalCloak does not recommend powder coating your True Dual Rate Coils. See instructions for additional details. [less...]
Availability: All Kits Currently Shipping Within 2-3 Business Days
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The MetalCloak TJ/LJ Wrangler 3.5" Long Travel, Short Arm, Suspension System has everything you need to be a leader on the trail.

FMVSS 126 Certified

MetalCloak not only has the best off road flex, but we are also Federal Motor Vehicle Safety Standard 126 certified and compliant. No other company can match our on- and off-road performance.

Coil Springs 101

This short video covers all you need to know about the basics of how typical Coil Springs work compared to MetalCloak's True Dual Rate Coils.

Duroflex 101

This short video covers what you need to know about the basics of the Duroflex Joint. How it should be used and what to expect when using it.

Introducing the Durotrak™ Bushing

Eliminate squeaks and clunks in your steering with the technology of MetalCloak’s Durotrak™ bushings; exclusively found in MetalCloak track bars.

Suspension Without Limits

The TJ/LJ Wrangler Duroflex Short-Arm bolt-on suspension system, provides the most travel and best comfort of any short arm kit for TJ's. Period.



The Patented Duroflex™ Joint ( is the key to getting the greatest flex in a TJ/LJ Wrangler bolt-on suspension kit. Period.

OEM Clevite and Typical Flex Joint is the Duroflex Joint

MetalCloak has taken the best features of the most widely used control arm joints and combined those features to create the Duroflex Joint, producing a Low-Maintenance, High-Misalignment (34˚), Self-Centering, Rebuildable Joint with an OEM quality ride.

Duroflex Kevlar Bushing

Now with Kevlar!

The MetalCloak Kevlar® bushings can be identified by the M located on the surface.

DuPont™ Kevlar® continues to take on new challenges, their scientists are continuously innovating and working on a range of new opportunities through collaborations with communities, industrial manufacturers, and governments. Together we’re bringing the strength, durability and performance of Kevlar® to new frontiers. Kevlar® aramid fiber is pushing boundaries and defying obstacles every day.

Control Arm Specs

Note: These Control Arm Specifications are Just Starting Points. ALL JEEPS ARE DIFFERENT. MetalCloak Recommends Seeing a Suspension Specialist for Correct Control Arm Lengths For YOUR Jeep.

TJ Control Arm Specs

Degrees of Articulation

MetalCloak's Duroflex Joint provides 28˚ more articulation and flex than typical control arms!

Duroflex Control Arms Articulation Low ARticulation Joints.

What are True Dual Rate Coils?

MetalCloak TJ/LJ Wrangler True Dual Rate™ Coils have some of the longest free lengths in the industry for greater articulation without sacrificing the OEM ride quality.

Understanding Dual Rate Coils

Not just any track bar the Patented Durotrak

Durotrak Bushing

The Patented Durotrak Bushing ( is a NVH (noise, vibration, harshness) bushing made with a proprietary rubber compound unique to MetalCloak. The Durotrak two part bushing is comprised of two pieces that thread together making this bushing simple to install without a press, reduces vibration and harshness transferred to the driver, and improves vehicle steering input.

Designed For Ultimate Strength Clearance

Formed for ultimate Up-Travel & Down-Travel we built it out of Solid Chromoly for strength and equipped it with our patented Duratrak bushing for improved durability and ride stability.

TJ Front Track Bar

Solid Chromoly Front Track Bar Keeps You...Well...On Track

Formed for ultimate Up-Travel & Down-Travel the TJ Wrangler Front Track Bar gives strength, clearance, ultimate clearance and is equipped with our Patented Duratrak bushing for improved durability and ride stability.

TJ Clearance Rear Track Bar

Stop The Guess Work. Bump It Up!

Durotrak Bushing

Metalcloak Adjustable Bump Stop System...

  • Adjust from 1" - 4" Without Removing Coils
  • Perfect Height Regardless of Tire Size
  • Thermoset Rubber Dampens Impact
  • Additional Pads Available on Request


Items Materials
Track Bar 4130 Solid Chromoly
Durotrack Bushing Proprietary Vulcanized Rubber
Coils High Tensile Chrome Steel
Control Arms Steel or Aluminum
Duroflex Joint Proprietary Vulcanized Rubber made with DuPont™ Kevlar® fiber
Track Bar Bracket 7GA Hot Rolled Steel
Bump Stops Thermoset Rubber
Available in Gold Zinc? Yes
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Installation Difficulty Moderate
Body Modification None
Time to Install 4 - 6 Hours
Installation Instructions Click Here to see a full list of MetalCloak Installation Instructions.
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