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          Bilstein 46-189578 - Suspension Kit (Front and Rear)

          MPN: 46-189578
          The Bilstein 46-189578 Suspension Kit is designed for Audi vehicles, improving handling and ride quality. Engineered for perfect fit and performance.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $963.00
          Out of stock

          Product Overview

          The Bilstein Suspension Kit part number 46-189578 is engineered specifically for Audi vehicles, delivering a high-performance suspension system that enhances driving dynamics and comfort. This kit is designed to meet the demands of both casual drivers and performance enthusiasts, ensuring your Audi performs at its best on any road. The Bilstein Suspension Kit includes high-quality shock absorbers, springs, and essential components that work in harmony to improve handling, stability, and ride quality. Choose Bilstein 46-189578 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Bilstein 46-189578 is equivalent to or replaces the following part numbers: Eibach Springs E90-15-001-04-22, Eibach Springs E90150010422.

          Vehicle Compatibility

          • Audi TT 1.8 L4 (2001–2006)

          This may also fit 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 46-189578 Suspension Kit do?

          The Bilstein Suspension Kit enhances your vehicle's handling, stability, and overall ride quality. It is designed to reduce body roll and improve traction, making your driving experience smoother and more enjoyable.

          How do I know if my Suspension Kit needs replacement?

          Key signs that your suspension may require replacement include excessive bouncing, reduced ride comfort, uneven tire wear, and noticeable body roll during turns.

          Can I install the Bilstein 46-189578 myself?

          Yes, the Bilstein Suspension Kit can be installed as a DIY project with basic tools. However, ensure that you follow proper installation procedures for optimal performance and safety.

          What are the symptoms of a faulty Suspension Kit?

          Common symptoms of a faulty suspension kit include a bumpy ride, poor vehicle handling, and increased body roll when cornering. If you experience these issues, it may indicate that the Bilstein 46-189578 is due for replacement.

          Why should I choose Bilstein for my Suspension Kit needs?

          Bilstein is a trusted name in the automotive industry, known for its high-quality performance parts. Order Bilstein 46-189578 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
              10443
            • Weight
              50.55 lbs
            • Dimensions (L x W x H)
              30.3 x 11 x 8.25 in
            • Barcode
              651860676401
            • Manufacturer Part #
              46-189578
          • Brand
            Bilstein
          • Manufacturer
            Bilstein
          • MPN
            46-189578
          • Part Type
            Suspension Kit
          • Position
            Front and Rear
          • Cross Reference Numbers
            46189578, E90-15-001-04-22, E90150010422
          • Features
            California Proposition 65 : WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov
            Finish : Dampers: Yellow/Springs: Dark Grey
            Internal Design : Monotube
            Series : B12 (Pro-Kit)
            Title : Bilstein Shock Absorbers
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2001AudiTTBase (1.8 L4 GAS)Notes: Front Lowered Height: 25mm, up to 1040kg Axle Load, Rear Lowered Height: 25mm, up to 820kg Axle Load
          2002AudiTTBase (1.8 L4 GAS)Notes: Front Lowered Height: 25mm, up to 1040kg Axle Load, Rear Lowered Height: 25mm, up to 820kg Axle Load
          2003AudiTTBase (1.8 L4 GAS)Notes: Front Lowered Height: 25mm, up to 1040kg Axle Load, Rear Lowered Height: 25mm, up to 820kg Axle Load
          2004AudiTTBase (1.8 L4 GAS)Notes: Front Lowered Height: 25mm, up to 1040kg Axle Load, Rear Lowered Height: 25mm, up to 820kg Axle Load
          2005AudiTTBase (1.8 L4 GAS)Notes: Front Lowered Height: 25mm, up to 1040kg Axle Load, Rear Lowered Height: 25mm, up to 820kg Axle Load
          2006AudiTTBase (1.8 L4 GAS)Notes: Front Lowered Height: 25mm, up to 1040kg Axle Load, Rear Lowered Height: 25mm, up to 820kg Axle Load
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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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