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          TRW JBJ789 - Suspension Ball Joint

          MPN: JBJ789
          The TRW JBJ789 Suspension Ball Joint improves your Audi's stability and control, ensuring a smoother ride. Designed for easy installation and OEM compatibility.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $30.95
          In stock

          Product Overview

          The TRW Suspension Ball Joint, part number JBJ789, is engineered to enhance the performance and stability of your Audi's suspension system. Compatible with OEM part number 8K0 407 689 G, this premium-grade ball joint is a crucial component for Audi owners who prioritize superior handling and comfort on the road. Crafted from high-quality materials, the TRW Suspension Ball Joint is designed to withstand extreme temperatures and harsh driving conditions, ensuring long-lasting durability. Its robust construction allows it to effectively manage the weight and pressure of your Audi's suspension system, providing a reliable solution for improved vehicle handling. Upgrade your Audi's suspension and enjoy a more stable ride with the TRW Suspension Ball Joint JBJ789, a must-have for discerning Audi owners. Choose TRW JBJ789 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This TRW JBJ789 is equivalent to or replaces the following part numbers: 8K0 407 689 G, 8K0407689G.

          Vehicle Compatibility

          This part fits some of the popular models below. For Fitment Confidence, please use the vehicle selector tool above to verify exact compatibility.

          • Audi A4 2.0L4 (2010–2012)
          • Audi A4 Quattro 2.0L4 (2009–2012)
          • Audi A5 2.0L4 (2010–2012)
          • Audi A5 Quattro 2.0L4 (2010–2012)
          • Audi A6 2.0L4 (2010–2012)
          • Audi A6 Quattro 3.0V6 (2010–2012)
          • Audi A7 Quattro 3.0V6 (2012)
          • Audi Q5 2.0L4 (2010–2012)
          • Audi Q5 3.2V6 (2010–2012)
          • Audi S4 3.0V6 (2010–2012)

          This may also fits other applications. Please use the vehicle selector tool to verify fitment.

          Why Shop at eEuroparts.com?

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
          • Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
          • Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
          • Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
          • Established Trust: Serving the European auto community since 2000.

          Frequently Asked Questions

          What does the TRW JBJ789 Suspension Ball Joint do?

          The TRW Suspension Ball Joint plays a crucial role in the suspension system of your vehicle, allowing for smooth movement of the suspension components, which contributes to improved handling, stability, and comfort while driving.

          How do I know if my Suspension Ball Joint needs replacement?

          Common signs that the suspension ball joint may need replacement include clunking or knocking noises from the suspension when driving over bumps, excessive vibration or looseness in the steering wheel, uneven tire wear, and poor handling or instability while turning.

          Can I install the TRW JBJ789 myself?

          Yes, the TRW JBJ789 can be installed by a DIY enthusiast with basic automotive knowledge and tools. However, ensure to take necessary precautions and consult your vehicle's service manual for specific installation instructions.

          What are the symptoms of a faulty Suspension Ball Joint?

          Symptoms of a failing suspension ball joint include clunking sounds when driving over bumps, misalignment of the wheels, and a noticeable decrease in handling responsiveness. These issues can lead to further suspension damage if not addressed promptly.

          Why should I choose TRW for my Suspension Ball Joint needs?

          TRW is known for its high-quality automotive components. Order TRW JBJ789 today for a factory-correct replacement that restores safety and performance.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              286328
            • Weight
              1.3 lbs
            • Dimensions (L x W x H)
              4.1 x 4 x 4 in
            • Barcode
              00847963040595
            • Manufacturer Part #
              JBJ789
          • Brand
            TRW
          • Manufacturer
            TRW
          • MPN
            JBJ789
          • Part Type
            Suspension Ball Joint
          • OE Part Numbers
            8K0 407 689 G, 8K0407689G
          • Features
            California Proposition 65 : WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
            California Proposition 65 Required : Y
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2010AudiA5Cabriolet (2.0 L4 GAS)Position: Front Lower
          2010AudiA4Base (2.0 L4 GAS)Position: Front Lower
          2010AudiA4 QuattroBase (2.0 L4 GAS)Position: Front Lower
          2010AudiA4 QuattroAvant (2.0 L4 GAS)Position: Front Lower
          2010AudiA5 QuattroBase (3.2 V6 GAS)Position: Front Lower
          2010AudiA5 QuattroBase (2.0 L4 GAS)Position: Front Lower
          2010AudiA5 QuattroCabriolet (2.0 L4 GAS)Position: Front Lower
          2010AudiQ5Premium (3.2 V6 GAS)Position: Front Lower
          2010AudiQ5Premium Plus (3.2 V6 GAS)Position: Front Lower
          2010AudiQ5Prestige (3.2 V6 GAS)Position: Front Lower
          2010AudiS4Base (3.0 V6 GAS)Position: Front Lower
          2010AudiS5Base (4.2 V8 GAS)Position: Front Lower, Position: Front Lower Forward, Engine: CAUA
          2010AudiS5Cabriolet (3.0 V6 GAS)Position: Front Lower, Position: Front Lower Forward, Engine: CCBA, Engine: CAKA
          2011AudiA4 QuattroBase (2.0 L4 GAS)Position: Front Lower
          2011AudiA4 QuattroAvant (2.0 L4 GAS)Position: Front Lower
          2011AudiA5Cabriolet (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2011AudiA5 QuattroCabriolet (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2011AudiA5 QuattroBase (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2011AudiQ5Premium (2.0 L4 GAS)Position: Front Lower
          2011AudiQ5Premium Plus (2.0 L4 GAS)Position: Front Lower
          2011AudiQ5Premium Plus (3.2 V6 GAS)Position: Front Lower
          2011AudiQ5Prestige (3.2 V6 GAS)Position: Front Lower
          2011AudiS4Base (3.0 V6 GAS)Position: Front Lower
          2011AudiS5Cabriolet (3.0 V6 GAS)Position: Front Lower, Engine: CCBA, Engine: CAKA, Notes: To 08/15/2011
          2011AudiS5Base (4.2 V8 GAS)Position: Front Lower, Notes: To 08/15/2011
          2011AudiA4Base (2.0 L4 GAS)Position: Front Lower
          2012AudiA7 QuattroBase (3.0 V6 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiQ5Premium (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiQ5Premium Plus (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiQ5Premium Plus (3.2 V6 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiQ5Prestige (3.2 V6 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiA4Base (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiA4 QuattroBase (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiA4 QuattroAvant (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiS4Base (3.0 V6 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiA5Cabriolet (2.0 L4 GAS)Position: Front Lower
          2012AudiA5 QuattroBase (2.0 L4 GAS)Position: Front Lower
          2012AudiA5 QuattroCabriolet (2.0 L4 GAS)Position: Front Lower
          2012AudiA6Premium (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiA6Premium Plus (2.0 L4 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiA6 QuattroPremium (3.0 V6 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiA6 QuattroPremium Plus (3.0 V6 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiA6 QuattroPrestige (3.0 V6 GAS)Position: Front Lower, Notes: To 08/15/2011
          2012AudiS5Cabriolet (3.0 V6 GAS)Position: Front Lower
          2012AudiS5Base (4.2 V8 GAS)Position: Front Lower
          2008AudiA5 QuattroBase (3.2 V6 GAS)Position: Front Lower
          2008AudiS5Base (4.2 V8 GAS)Position: Front Lower, Position: Front Lower Forward, Engine: CAUA
          2009AudiA4Base (2.0 L4 GAS)Position: Front Lower
          2009AudiA4Cabriolet (2.0 L4 GAS)Position: Front Lower
          2009AudiA4 QuattroBase (2.0 L4 GAS)Position: Front Lower
          2009AudiA4 QuattroBase (3.2 V6 GAS)Position: Front Lower
          2009AudiA4 QuattroCabriolet (2.0 L4 GAS)Position: Front Lower
          2009AudiA4 QuattroCabriolet (3.2 V6 GAS)Position: Front Lower
          2009AudiA4 QuattroAvant (2.0 L4 GAS)Position: Front Lower
          2009AudiA5 QuattroBase (3.2 V6 GAS)Position: Front Lower
          2009AudiS5Base (4.2 V8 GAS)Position: Front Lower, Position: Front Lower Forward, Engine: CAUA
          2009AudiQ5Premium (3.2 V6 GAS)Position: Front Lower
          2009AudiQ5Premium Plus (3.2 V6 GAS)Position: Front Lower
          2009AudiQ5Prestige (3.2 V6 GAS)Position: Front Lower
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          Warranty Overview

          At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.

          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, contact customer support via Chat or Contact Us.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.


          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For complete details, please see our full Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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