This item has an additional $24.99 shipping surcharge. Quadratec Part No: 16106.113 Manufacturer Part No: J4550
In 1997, Jeep Wrangler saw the introduction of the new Quadra Coil™ suspension, which combines ruggedness and handling for a comfortable ride. Trail Master’s 4” Suspension Lift Kit features 4 replacement coil springs, track bar relocation, exclusive quick disconnect front antisway bar links and drop brackets, transfer case drop spacers, emergency brake cable extension shock boots and bump stop extensions. Engineered to relocate suspension and drivetrain components for easier alignment, proper driveline angles and better handling.
Limited Lifetime Warranty.
Installation Notes
Install Time:4-6 Hours Installation Instructions:Download PDF
Tools Needed:
Acetylene Torch - used for heating metal
Pitman Arm Puller
Tie Rod Puller
Replacement Cotter Pin (key) Set
Grease Gun Need tools? Click here
Additional Images
Fits these Vehicles
04-06 Jeep Wrangler Unlimited (TJ)
Parts Included
Front & Rear Coil Springs
Front Track Bar
Rear Track Bar Bracket
Front Quick Disconnect Sway Bar Links
Rear Sway Bar Links
Front Brake Lines
CHMSL Spacers
Front & Rear Lower Control Arms
Instruction sheet
Product Details
Engineered by jeep enthusiasts with the rock crawler in mind.
Control arms are engineered for vibration free performance with maximum articulation
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The terms Quadratec and Essentials are Registered Trademarks of Quadratec Incorporated, Registered in U.S. Patent and Trademark Office. All manufacturers names, numbers, symbols and descriptions are used for reference purposes only, and it is not implied that any part listed is the product of these manufacturers or approved by any of these manufacturers.
*Jeep, Wrangler, Rubicon, Renegade, CJ, Quadra-Trac and the Jeep Grille Design are registered trademarks of Chrysler LLC. Quadratec, Inc, has no affiliation with Chrysler LLC. Throughout this website and catalog the terms Jeep, Wrangler, MOPAR®, & Rubicon are used for identification purposes only. Geo is a registered trademark and Tracker is a registered trademark of the General Motors Company. Sidekick and Samurai are trademarks of Suzuki Motor Corporation. Amigo is a product of Isuzu Motors Limited. Chevrolet, the Chevrolet Emblem, S Series, GMC, GMC Truck, Chevy, Vortec and Sonoma are registered trademarks of the General Motors Company. Expedition, F-Series, F-150, F-250, F-350, Super Duty and Flare Side are registered trademarks of the Ford Motor Company. All other marks, names, and logos mentioned on this web site are the property of their respective owners.
Throughout this web site all the preceding marks & logos are used for identification purposes only. Quadratec has no affiliation with the Chrysler LLC, MOPAR®, General Motors Company, Ford Motor Company, Suzuki Motor Corporation or Isuzu Motors Limited. It is not implied that any part listed is a product of, or approved by Chrysler LLC, General Motors Company, Ford Motor Company, Suzuki Motor Corporation or Isuzu Motors Limited.
Quadratec, Inc. is sometimes mis-searched as Quadartec and Quadratech, we have no affiliation with either.