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          Rein BKN0100R - CV Joint Boot Kit (Front Inner)

          MPN: BKN0100R
          The Rein BKN0100R CV Joint Boot Kit is essential for sealing grease in your BMW's CV joints, ensuring smooth torque transfer and preventing damage.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $33.95
          In stock

          Product Overview

          The Rein CV Joint Boot Kit BKN0100R is engineered to provide superior protection and performance for your BMW's drive system. This kit is essential for sealing in the special grease that lubricates the CV joints, which are critical for transferring torque from the transmission to the drive wheels at a consistent velocity. A well-maintained CV joint boot can extend the life of the CV joint itself. If you notice any cracks or damage to the boot, it is crucial to replace it immediately to avoid costly repairs down the line. This comprehensive kit includes all necessary components for a quick and efficient installation, ensuring your vehicle remains in optimal condition. Choose Rein BKN0100R for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Rein BKN0100R is equivalent to or replaces the following part numbers: 31 60 7 565 315, 31607565315.

          Vehicle Compatibility

          • BMW X5 4.4i (2000–2006)
          • BMW X5 3.0i (2000–2006)
          • BMW 325xi Base (2001–2005)
          • BMW 330xi Base (2001–2005)
          • BMW X5 4.6is (2002–2003)
          • BMW 325xi Base (2004–2005)
          • BMW 330xi Base (2004–2005)
          • BMW X5 3.0i (2004–2006)
          • BMW X5 4.4i (2004–2006)
          • BMW X5 4.6is (2002)

          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 Rein BKN0100R CV Joint Boot Kit do?

          The CV Joint Boot Kit protects the CV joint from dirt and moisture while containing grease that lubricates the joint, ensuring smooth and efficient power transfer from the transmission to the wheels.

          How do I know if my CV Joint Boot needs replacement?

          Common signs include visible cracks or tears in the boot, grease leaks around the wheel area, unusual noises when turning, or vibrations during driving.

          Can I install the Rein BKN0100R myself?

          Yes, the Rein BKN0100R can be installed as a DIY project. However, ensure you have the right tools and follow installation guidelines carefully for optimal results.

          What are the symptoms of a faulty CV Joint Boot?

          Symptoms include grease leaks, unusual noises when turning, and vibrations during driving. If you observe these issues, it may indicate a failing CV joint boot.

          Why should I choose Rein for my CV Joint Boot needs?

          Rein is known for its high-quality automotive parts. Order Rein BKN0100R 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
              662312
            • Weight
              0.98 lbs
            • Dimensions (L x W x H)
              8 x 5.75 x 5 in
            • Barcode
              00843266063002
            • Manufacturer Part #
              BKN0100R
          • Brand
            Rein
          • Manufacturer
            Rein
          • MPN
            BKN0100R
          • Part Type
            CV Joint Boot Kit
          • Position
            Front Inner
          • OE Part Numbers
            31 60 7 565 315, 31607565315
          • Features
            Application Type : Application Specific
            Bullet Point 1 : Comes with all the needed hardware for the complete repair; clamps, washers, clips, etc.
            Bullet Point 2 : Comes with the OE grease
            Bullet Point 3 : Boot manufactured with highest quality materials to prevent cracking, wear and leaking
            Bullet Point 4 : Matches Original Equipment design specifications
            Container Type : BX
            Country of Origin : IT
            Item Height : 5.0000
            Item Length : 8.0000
            Item Level GTIN : 843266063002
            Item Qty : 1
            Item Quantity Size UOM : EA
            Item UOM : EA
            Item Weight : 0.9800
            Item Weight Unit UOM : LB
            Item Width : 5.7500
            Link to Manufacturer Page : www.reinautomotive.com
            Product Desc Extended 240 : The Rein Boot Kit program offers application specific inner and outer axle boot kits complete with everything needed for a proper installation. These kits come with OE grease and all the hardware needed for a guaranteed fit the first time.
            Product Desc Invoice 40 : Rein CV Boot Kit
            Product Desc Long 80 : Rein OE Quality CV Boot Kit
            Product Desc Short 20 : CV Boot Kit
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2006BMWX53.0i (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2006BMWX54.4i (4.4 V8 GAS)Notes: w/Axle Insert, 2 Per Car
          2005BMWX53.0i (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2005BMWX54.4i (4.4 V8 GAS)Notes: w/Axle Insert, 2 Per Car
          2005BMW330xiBase (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2005BMW325xiBase (2.5 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2004BMWX53.0i (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2004BMWX54.4i (4.4 V8 GAS)Notes: w/Axle Insert, 2 Per Car
          2004BMW330xiBase (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2004BMW325xiBase (2.5 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2003BMWX53.0i (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2003BMWX54.4i (4.4 V8 GAS)Notes: w/Axle Insert, 2 Per Car
          2003BMWX54.6is (4.6 V8 GAS)Notes: w/Axle Insert, 2 Per Car
          2003BMW330xiBase (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2003BMW325xiBase (2.5 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2002BMWX53.0i (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2002BMWX54.4i (4.4 V8 GAS)Notes: w/Axle Insert, 2 Per Car
          2002BMWX54.6is (4.6 V8 GAS)Notes: w/Axle Insert, 2 Per Car
          2002BMW330xiBase (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2002BMW325xiBase (2.5 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2001BMWX53.0i (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2001BMWX54.4i (4.4 V8 GAS)Notes: w/Axle Insert, 2 Per Car
          2001BMW330xiBase (3.0 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2001BMW325xiBase (2.5 L6 GAS)Notes: w/Axle Insert, 2 Per Car
          2000BMWX54.4i (4.4 V8 GAS)Notes: w/Axle Insert, 2 Per Car
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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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