Synergy Manufacturing is an industry innovator and manufacturer of high-end automotive performance components.
(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. These bushings are only replacements for Synergy products that came with Dual Durometer Bushings (DDB);California Residents: WARNING Synergy Manufacturing Lower Control Arm Dual Durometer Bushing - 4320-01 In addition to suspension systems, Synergy also manufactures a complete line of heavy duty steering components, axle upgrades, skid plates, and other related products that dramatically improve vehicle on and off road capability, performance, and appearance. Synergy has specialized in the manufacturing and distribution of premium suspension products and systems since 2005.