This is for Bushing 4327-01. Other bushs can be ordered in if required.


  • Synergy Dual Durometer Bushing (DDB) Series
  • Feature a maintenance free, grease less design.
  • Self centering with 30 degrees of misalignment. (4320-01, 4320-02, 4320-03)
  • Outer "soft" durometer acts as bushing cushion and flex material.
  • Inner "hard" durometer lining acts as the bearing surface to allow free floating inner sleeve to rotate. Provides for a maintenance free "zero bind" bushing.
  • Internal bushing ring separates inner and outer materials to prevent inner sleeve gaping at extreme flex.
  • Direct replacement available for aftermarket control arms using OEM Clevite style lower control arm bushings.
  • Bushings available for all suspension components made by Synergy MFG as well as many other companies.
  • Bushings are sold complete with inner sleeve installed.
  • Check out the Video!

IMPORTANT: Dual Durometer Bushings (DDB) are not a replacement for Synergy products that originally came with Johnny Joints. These bushings are only replacements for Synergy products that came with Dual Durometer Bushings (DDB). Please call/email for more information on specific products. 805.242.0397 /

LCA Bushing Removal Instructions

Part # Description Fitment Mounting Width Bolt Size Housing Part # Length OD Wall ID 
4320-01 LOWER CONTROL ARM BUSHING 8033803680468047805180528153815482318551-018563-018585, 8232 2.618" 9/16" / 14MM 4408-01 2.000" 2.625" 0.188" 2.249"
4320-02 DODGE LOWER CONTROL ARM BUSHING  8551-028563-028583-028851-01 2.618" 16MM 4408-01 2.000" 2.625" 0.188" 2.249"
4320-03 DODGE LOWER CONTROL ARM BUSHING 8551-03, 8563-038583-03 2.618" 18MM 4408-01 2.000" 2.625" 0.188" 2.249"
4321-01 JEEP FRONT UPPER CONTROL ARM BUSHING 80538853-01 2.000" 12MM (PPM-4327-01)

SKU PPM-4327-01
Brand Synergy
Shipping Weight 0.3500kg
Shipping Width 0.050m
Shipping Height 0.050m
Shipping Length 0.050m
Shipping Cubic 0.000125000m3