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Built to order item. Lead times are typically 6+ weeks before shipping.
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Synergy Mfg  |  SKU: SYN4327-01

Synergy Dual Durometer Bushing (DDB) Series

Regular price USD 4001

Can I pick up my order or have it installed at your shop?

Absolutely. We offer local pickup on most products and full professional installation at our shop in Washington, MO. Whether you just want to grab your parts or have our techs handle the install, we’ve got you covered. Give us a quick call at636-429-7020or message us to schedule a visit — we’ll make sure the parts are ready when you arrive.

How do I know if this part fits my vehicle?

Unsure if it’ll fit? No problem — that’s what we’re here for. Send us your vehicle’s year, make, and model, and we’ll verify fitment before you order. We can also point you toward compatible upgrades or supporting parts if needed.

What if I need to return a product or it’s defective?

Most unused items can be returned within 30 days in their original packaging. Some products are covered by a manufacturer’s warranty as well. If something arrives damaged or doesn’t meet your expectations, just let us know — we’ll help you get it replaced, refunded, or repaired. (Tracking updates are also emailed automatically once your order ships.)

What's the lead time on custom or fabricated parts?

Many of our parts are built to order — especially fabricated or performance components. These can take additional time to produce before shipping. Lead times vary by manufacturer and demand, but we’ll always keep you updated along the way. If you’re working on a tight schedule, reach out before ordering at636-429-7020and we’ll confirm current availability or estimated ship dates.

Description

Refresh your suspension with the Synergy Dual Durometer Bushing (DDB) Series. Designed as a direct replacement for aftermarket control arms using OEM Clevite-style bushings, these innovative bushings provide smooth, bind-free suspension movement with zero maintenance. Featuring a grease-less, self-centering design and up to 30 degrees of misalignment, the DDB Series delivers improved articulation, vibration isolation, and long-lasting performance for both on-road and off-road applications.

Why Choose the Synergy Dual Durometer Bushing Series?

  • Dual Durometer Design – A soft outer durometer absorbs vibration and allows suspension flex, while a hard inner durometer provides a durable bearing surface.
  • Grease-Free Operation – Self-centering design requires no maintenance for dependable long-term performance.
  • Excellent Articulation – Supports up to 30 degrees of misalignment for smooth, bind-free suspension travel.
  • Prevents Sleeve Gapping – Internal bushing ring keeps the inner sleeve properly supported during extreme articulation.
  • Versatile Applications – Compatible with all Synergy suspension components and suitable for custom fabrication projects.
Installation Highlights

The DDB Series is designed as a direct replacement for aftermarket control arms utilizing OEM Clevite-style bushings. For an easier refresh without pressing bushings in and out, Synergy also offers complete Forged Rod Ends with Dual Durometer Bushings.

Specifications
  • Manufacturer Part Number – 4323-01
  • Weight – 0.7 lbs
  • Misalignment – Up to 30 degrees
  • Design – Grease-less, self-centering Dual Durometer Bushing
  • Compatibility – Direct replacement for aftermarket control arms using OEM Clevite-style bushings
Key Features at a Glance
  • Zero Maintenance – Grease-free design eliminates routine servicing.
  • Dual Durometer Construction – Balances ride comfort, durability, and articulation.
  • 30° of Misalignment – Promotes smooth suspension movement without binding.
  • Internal Bushing Ring – Prevents sleeve gapping during extreme articulation.
  • Multi-Purpose Design – Works with Synergy suspension components and custom fabrication projects.
Notes
  • Verify the part number of the component being serviced before ordering.
  • Designed as a replacement for aftermarket control arms using OEM Clevite-style bushings.
  • Compatible with all Synergy suspension components that utilize this bushing style.
  • For a complete replacement assembly, consider Synergy Forged Rod Ends with Dual Durometer Bushings.

SKU: 4323-01

Questions? We’re Here to Help.

Have questions about upgrades for your vehicle? Contact FASS Motorsports and we’ll get you dialed:

Phone: 636-429-7020

Email: info@fassmotorsports.com