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Synergy Suspension

Synergy Dual Durometer Bushings (DDB) in Forged Housings JK/TJ

Synergy Dual Durometer Bushings (DDB) in forged housings have all the benefits of our Dual Durometer Bushings in a forged housing package. These are available for all Synergy products that use a Johnny Joint or rod end. See table for applications and specs. May be compatible with other products.
Product Details & Specs
  • Dual Durometer Bushings (DDB) feature a maintenance free, grease less design
  • Housings are forged from high strength 1045 steel and treated for corrosion resistance
  • Control arm bushings are self centering with 30 degrees of misalignment
  • 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 Synergy products using a Johnny Joint or rod end
  • Available complete with bushing installed

Options Available

Part No.   Description  Mounting Width  Bolt Size  Shank
 SYN-4800-01  LOWER CONTROL ARM JOINT  2.625"  9/16" / 14MM  1 1/4-12 LH
 SYN-4801-21  UPPER CONTROL ARM JOINT  2.32"  9/16" / 14MM  1-14 LH
 SYN-4802-31  JK JEEP TRACK BAR JOINT  1.60"  9/16" / 14MM  3/4-16 LH
 SYN-4802-32  TJ JEEP TRACK BAR JOINT  1.60"  1/2" / 12MM  3/4-16 LH
 SYN-4805-12  TJ JEEP REAR UPPER CONTROL ARM JOINT  2.00"  10MM  7/8-18 LH
 SYN-4807-01  JK JEEP FRONT LOWER SHORT ARM FRAME SIDE JOINT   2.625"  9/16" / 14MM  1 1/4-12 LH @ 6.3 DEG ANGLE
SYN-4801-22   JK JEEP REAR UPPER CONTROL ARM FRAME SIDE JOINT  2.625"  9/16" / 14MM  1-14 LH


Shipping & Returns
When shipping denotes a $0 value, team will email you a freight quote, it does NOT mean freight is $0. You will receive a freight estimate ASAP which you can choose to accept (complete the purchase), or deny, (abandon purchase). Shipping will be calculated at checkout using the best available freight based on your location. Some large items and or oversized items can be purchased and the Double Black team will email you within 24 hours with a seperate freight invoice.
Downloads & Manuals