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          Bilstein 21-031199 - Suspension Strut Cartridge (Front)

          MPN: 21-031199
          The Bilstein 21-031199 Suspension Strut Cartridge improves ride comfort and stability for select BMW models. Engineered for precise fitment and performance.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $111.00
          In stock

          Product Overview

          The Bilstein Suspension Strut Cartridge part number 21-031199 is engineered to deliver exceptional suspension performance, specifically designed for various BMW models. Crafted with precision and high-quality materials, this strut cartridge enhances your vehicle's handling and stability, making it the ideal choice for those who demand superior performance from their suspension system. With its advanced damping capabilities, the Bilstein Strut Cartridge ensures a smooth and comfortable ride, even on uneven terrains. This product is designed for easy installation, allowing experienced DIYers to replace their strut cartridges quickly and efficiently. Choose Bilstein 21-031199 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Bilstein 21-031199 is equivalent to or replaces the following part numbers: 31 32 1 092 284, 31 32 1 138 667, 31 32 1 138 833, 31 32 1 139 408, 31 32 1 139 409, 31 32 1 139 411, 31 32 2 227 038, F4-PNE-3119-BC, F4-PNE-3119-BG, PNE-3119.

          Vehicle Compatibility

          • BMW 525i 2.5 L6 (1991–1995)
          • BMW 530i 3.0 V8 (1991–1995)
          • BMW 540i 4.0 V8 (1994–1995)
          • BMW 535i 3.5 L6 (1993–1995)

          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 Fit - 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 21-031199 Suspension Strut Cartridge do?

          The Bilstein Strut Insert plays a critical role in your vehicle's suspension system by absorbing shocks and maintaining stability, ensuring a smooth and controlled ride.

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

          Common signs include excessive bouncing, poor handling, and uneven tire wear. If you experience a rough ride or notice fluid leaks around the strut, it may be time for a replacement.

          Can I install the Bilstein 21-031199 myself?

          What are the symptoms of a faulty Suspension Strut Cartridge?

          Symptoms include poor ride quality, excessive body roll during cornering, and a noticeable decrease in handling performance. If you see DTCs such as C1001, C1002, it may indicate a failing Suspension Strut Cartridge.

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

          Bilstein is a trusted name in automotive suspension, known for quality and performance. Order Bilstein 21-031199 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
              8134
            • Weight
              8.27 lbs
            • Dimensions (L x W x H)
              26.8 x 2.95 x 2.95 in
            • Barcode
              00651860600260
            • Manufacturer Part #
              21-031199
          • Brand
            Bilstein
          • Manufacturer
            Bilstein
          • MPN
            21-031199
          • Part Type
            Suspension Strut Cartridge
          • Position
            Front
          • OE Part Numbers
            31 32 1 138 833, 31321138833, 31 32 1 139 409, 31321139409, 31 32 1 139 411, 31321139411, 31 32 2 227 038, 31322227038, 31 32 1 139 408, 31321139408, 31 32 1 138 667, 31321138667, 31 32 1 092 284, 31321092284
          • Cross Reference Numbers
            21031199, F4-PNE-3119-BG, F4PNE3119BG, F4-PNE-3119-BC, F4PNE3119BC, PNE-3119, PNE3119
          • Features
            Boot Included : No
            California Proposition 65 : WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov
            Finish : Black Paint
            Internal Design : Twintube
            Lower Mount Type : Base Cup
            Series : B4 OE Replacement
            Spring Seat Included : No
            Title : Bilstein Shock Absorbers
            Upper Mount Type : Stem
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          1991BMW525iBase (2.5 L6 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1991BMW535iBase (3.5 L6 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1992BMW525iBase (2.5 L6 GAS)Notes: To 8/1992, Use with 2.5 inch dust cap and 22mm nut
          1992BMW535iBase (3.5 L6 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1993BMW525iBase (2.5 L6 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1993BMW535iBase (3.5 L6 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1994BMW525iBase (2.5 L6 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1994BMW530iBase (3.0 V8 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1994BMW540iBase (4.0 V8 GAS)Notes: Standard Suspension, Use with 2.5 inch dust cap and 22mm nut
          1995BMW525iBase (2.5 L6 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1995BMW530iBase (3.0 V8 GAS)Notes: Use with 2.5 inch dust cap and 22mm nut
          1995BMW540iBase (4.0 V8 GAS)Notes: Standard Suspension, Use with 2.5 inch dust cap and 22mm nut
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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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