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Genuine VW/Audi 4H0407509F - Suspension Control Arm (Front Left Upper Rearward)
Product Overview
The Genuine VW/Audi Suspension Control Arm (Front Left Upper Rearward) 4H0407509F is a critical component of your vehicle's suspension system. It connects the chassis to the wheels, ensuring optimal handling, stability, and ride quality across various driving conditions. Designed to meet OE standards, this control arm guarantees quality and reliability for Audi owners, specifically tailored for models like the Audi S8 and A8 Quattro. Choose Genuine VW/Audi 4H0407509F for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Genuine VW/Audi 4H0407509F is equivalent to or replaces the following part numbers: 4H0407509E
Vehicle Compatibility
- Audi S8 Plus 4.0V8 (2017–2018)
- Audi A8 Quattro L 3.0V6 (2015–2018)
- Audi A8 Quattro L 4.0V8 (2015–2018)
- Audi A8 Quattro L 6.3W12 (2015–2018)
- Audi A8 Quattro L TDI 3.0V6 (2015–2018)
- Audi A8 Quattro Base 3.0V6 (2015–2018)
- Audi S8 Base 4.0V8 (2015–2018)
- Audi A8 Quattro L 4.2V8 (2014)
- Audi A8 Quattro Base 4.2V8 (2014)
- Audi A8 Quattro L W12 6.3W12 (2012–2014)
This may also fit other applications. Please use the vehicle selector tool to verify fitment.
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- 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 Genuine VW/Audi 4H0407509F Suspension Control Arm do?
The suspension control arm is vital for maintaining the connection between your vehicle's chassis and wheels, allowing for controlled movement and stability during driving. It helps provide a smooth ride and keeps the wheels aligned with the road surface.
How do I know if my Suspension Control Arm needs replacement?
Common signs include clunking noises when driving over bumps, uneven tire wear, and a decrease in overall handling performance. If you notice any of these symptoms, it may be time to inspect the Genuine VW/Audi 4H0407509F control arm for wear or damage.
Can I install the Genuine VW/Audi 4H0407509F myself?
Yes, the installation of this control arm can be a DIY project if you have the right tools and experience. However, ensure you follow proper safety precautions and consult your vehicle's manual for specific instructions.
What are the symptoms of a faulty Suspension Control Arm?
Symptoms of a faulty control arm include poor handling, clunking noises during turns, and premature tire wear. If you notice these issues, it is essential to inspect the control arm for any signs of damage or wear.
Why should I choose Genuine VW/Audi for my Suspension Control Arm needs?
Choosing Genuine VW/Audi ensures you are getting a factory-correct replacement that restores safety and performance. Order Genuine VW/Audi 4H0407509F today for a reliable and high-quality suspension solution.
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.
- BrandGenuine VW/Audi
- ManufacturerGenuine VW/Audi
- MPN4H0407509F
- Part TypeSuspension Control Arm
- PositionFront Left Upper Rearward
- OE Part Numbers4H0407509E
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2011 | Audi | A8 Quattro | Base (4.2 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2011 | Audi | A8 Quattro | L (4.2 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2012 | Audi | A8 Quattro | L (4.2 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2012 | Audi | A8 Quattro | Base (4.2 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2012 | Audi | A8 Quattro | L W12 (6.3 W12 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2013 | Audi | A8 Quattro | L (3.0 V6 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2013 | Audi | A8 Quattro | L (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2013 | Audi | A8 Quattro | L W12 (6.3 W12 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2013 | Audi | A8 Quattro | Base (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2013 | Audi | A8 Quattro | Base (3.0 V6 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2013 | Audi | S8 | Base (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2014 | Audi | A8 Quattro | L W12 (6.3 W12 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2014 | Audi | A8 Quattro | L (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2014 | Audi | A8 Quattro | L (3.0 V6 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2014 | Audi | A8 Quattro | L TDI (3.0 V6 DIESEL) | Notes: Incl.Ball Joint & Bushings |
| 2014 | Audi | A8 Quattro | Base (3.0 V6 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2014 | Audi | A8 Quattro | Base (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2014 | Audi | S8 | Base (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2015 | Audi | A8 Quattro | Base (3.0 V6 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2015 | Audi | A8 Quattro | Base (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2015 | Audi | A8 Quattro | L (3.0 V6 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2015 | Audi | A8 Quattro | L (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2015 | Audi | A8 Quattro | L TDI (3.0 V6 DIESEL) | Notes: Incl.Ball Joint & Bushings |
| 2015 | Audi | A8 Quattro | L W12 (6.3 W12 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2015 | Audi | S8 | Base (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2016 | Audi | S8 | Plus (4.0 V8 GAS) | Notes: From 02/08/2016, Incl.Ball Joint & Bushings |
| 2016 | Audi | S8 | Base (4.0 V8 GAS) | Notes: To 02/08/2016, Incl.Ball Joint & Bushings |
| 2016 | Audi | A8 Quattro | L (4.0 V8 GAS) | Notes: To 02/08/2016, Incl.Ball Joint & Bushings |
| 2016 | Audi | A8 Quattro | L (3.0 V6 GAS) | Notes: To 02/08/2016, Incl.Ball Joint & Bushings |
| 2016 | Audi | A8 Quattro | L TDI (3.0 V6 DIESEL) | Notes: To 02/08/2016, Incl.Ball Joint & Bushings |
| 2016 | Audi | A8 Quattro | L W12 (6.3 W12 GAS) | Notes: To 02/08/2016, Incl.Ball Joint & Bushings |
| 2017 | Audi | A8 Quattro | L Sport (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2017 | Audi | A8 Quattro | L (3.0 V6 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2017 | Audi | S8 | Plus (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2018 | Audi | S8 | Plus (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2018 | Audi | A8 Quattro | L (3.0 V6 GAS) | Notes: Incl.Ball Joint & Bushings |
| 2018 | Audi | A8 Quattro | L Sport (4.0 V8 GAS) | Notes: Incl.Ball Joint & Bushings |
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.




