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          Bilstein 44-181666 - Air Suspension Strut (Front Left)

          MPN: 44-181666
          The Bilstein 44-181666 Air Suspension Strut is designed for the front left of select Mercedes-Benz models, ensuring optimal ride comfort and handling. Engineered to meet OEM specifications for dependable performance.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $1189.00
          In stock

          Product Overview

          The Bilstein Air Suspension Strut (Front Left) 44-181666 is engineered to meet the highest standards of quality and performance for your Mercedes-Benz vehicle. This essential component maintains ride comfort and handling, ensuring optimal performance whether your vehicle is equipped with standard or sport suspension. Designed specifically for the front driver side, it guarantees OE-level reliability and fitment accuracy. Choose Bilstein 44-181666 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Bilstein 44-181666 is equivalent to or replaces the following part numbers: 211 320 19 38, 211 320 95 13, F4-VA5-5281-H0, VA5-5281.

          Vehicle Compatibility

          • Mercedes-Benz E320 3.2 V6 (2004–2005)
          • Mercedes-Benz E500 5.0 V8 (2004–2009)
          • Mercedes-Benz E550 5.5 V8 (2006–2009)

          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 Bilstein 44-181666 Air Suspension Strut do?

          The Air Strut Assembly plays a crucial role in a vehicle's suspension system, supporting the weight of the vehicle while ensuring a smooth ride. It helps to absorb impacts from the road, maintaining stability and comfort for passengers.

          How do I know if my Air Suspension Strut needs replacement?

          Common signs that your air strut may need replacement include excessive bouncing, uneven tire wear, a noticeable decrease in ride quality, or a sagging appearance at one corner of the vehicle. If you experience any of these symptoms, it's advisable to inspect the air strut assembly.

          Can I install the Bilstein 44-181666 myself?

          Yes, the Bilstein 44-181666 can be installed by a DIY enthusiast with the appropriate tools and knowledge. However, it is crucial to follow proper safety precautions and consult the vehicle's repair manual for correct installation procedures.

          What are the symptoms of a faulty Air Suspension Strut?

          Symptoms of a failing air strut may include a rough ride, excessive bouncing, and a noticeable drop in one corner of the vehicle. If you see DTCs such as C1401 or C1402, it may indicate a failing air suspension component.

          Why should I choose Bilstein for my Air Suspension Strut needs?

          Bilstein is renowned for its quality and performance in suspension components. Order Bilstein 44-181666 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
              10242
            • Weight
              23.26 lbs
            • Dimensions (L x W x H)
              30.3 x 8.1 x 7.9 in
            • Barcode
              00651860626857
            • Manufacturer Part #
              44-181666
          • Brand
            Bilstein
          • Manufacturer
            Bilstein
          • MPN
            44-181666
          • Part Type
            Air Suspension Strut
          • Position
            Front Left
          • OE Part Numbers
            211 320 19 38, 2113201938, 211 320 19 38 89, 211320193889, 211 320 95 13 89, 211320951389, 211 320 95 13, 2113209513
          • Cross Reference Numbers
            44181666, VA5-5281, VA55281, F4-VA5-5281-H0, F4VA55281H0
          • Features
            Boot Included : No
            California Proposition 65 : WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov
            Finish : Black Paint
            Internal Design : Monotube
            Lower Mount Type : Clevis
            Series : B4 OE Replacement (Air)
            Spring Seat Included : No
            Title : Bilstein Shock Absorbers
            Upper Mount Type : Special
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2004Mercedes-BenzE3204Matic (3.2 V6 GAS)Notes: With Air Suspension
          2004Mercedes-BenzE5004Matic (5.0 V8 GAS)
          2005Mercedes-BenzE3204Matic (3.2 V6 GAS)Front Spring: Air
          2005Mercedes-BenzE5004Matic (5.0 V8 GAS)
          2006Mercedes-BenzE5004Matic (5.0 V8 GAS)
          2007Mercedes-BenzE5504Matic (5.5 V8 GAS)
          2008Mercedes-BenzE5504Matic (5.5 V8 GAS)
          2009Mercedes-BenzE5504Matic (5.5 V8 GAS)
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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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