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Synergy Manufacturing Johnny Joint Upper Mount System - 8009-11

Synergy Manufacturing | Part Number: SYN8009-11


  • Fitment: Universal Fit


  • 2 and 4-door models
  • Designed to replace the upper mounts for the JK D44/D30 front housing
  • Eliminates the restrictive factory rubber bushings, therefore allowing bind free control arm movement
  • Fully Greasable and rebuildable
  • Made in the U.S.A


Synergy Manufacturing products & systems have been designed by real engineers with 10+ years of suspension design & experience in the off road industry. All Synergy products are designed with the use of the latest CAD engineering software to ensure the highest level of fit, finish, and performance.


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For over a decade, aftermarket industry innovator Synergy Manufacturing has been producing high-end performance components for 4x4s. Known for manufacturing quality suspension systems and accessories, Synergy also has an extensive line of axle upgrades, steering components and skid plates and their synergistic approach ensures that the sum of components outperforms their individual parts. The company thoroughly tests their designs on the Hammers and Rubicon trails where coil springs, shock mounts and control arms for Jeeps can show their true mettle. Replacing weary hardware with Synergy components is easy on the wallet, easy to install and will correct your camber and optimize off-road performance. Shop Synergy Manufacturing Now