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Rein BKN0111 - CV Joint Boot Kit (Front Outer)
Product Overview
The Rein CV Joint Boot Kit BKN0111 is essential for maintaining the integrity and performance of your BMW's drivetrain. This kit protects the CV joint, which transfers torque from the transmission to the drive wheels while sealing in the special grease that lubricates these joints. A compromised boot can lead to costly repairs, so replacing it with this premium-grade kit ensures OE-level quality, reliability, and fitment accuracy. Designed specifically for various BMW models, the Rein BKN0111 kit guarantees dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Rein BKN0111 is equivalent to or replaces the following part numbers: 31 60 7 606 091, 31607606091.
Vehicle Compatibility
- BMW 640i xDrive Gran Coupe 3.0 L6 (2014–2019)
- BMW 650i xDrive Gran Coupe 4.4 V8 (2014–2019)
- BMW Alpina B6 xDrive Gran Coupe 4.4 V8 (2014–2019)
- BMW 640i xDrive 3.0 L6 (2014–2019)
- BMW 650i xDrive 4.4 V8 (2014–2019)
- BMW 550i GT xDrive 4.4 V8 (2014–2016)
- BMW 535i GT xDrive 3.0 L6 (2014–2016)
- BMW 535d xDrive 3.0 L6 (2014–2016)
- BMW 528i xDrive 2.0 L4 (2014–2016)
- BMW 740Li xDrive 3.0 L6 (2014–2019)
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 BKN0111 CV Joint Boot Kit do?
The CV Joint Boot Kit protects the CV joint, which transfers torque from the transmission to the wheels. It seals in lubricating grease essential for the joint's operation and longevity.
How do I know if my CV Joint Boot needs replacement?
Common signs of a failing CV joint boot include visible cracks or tears in the boot, grease leaks, and clicking or popping noises during turns. If you notice any of these symptoms, it's crucial to replace the boot promptly to avoid further damage.
Can I install the Rein BKN0111 myself?
Yes, the installation of the Rein BKN0111 is possible for DIY enthusiasts. However, ensure you follow proper procedures and safety precautions to avoid complications during installation.
What are the symptoms of a faulty CV Joint Boot?
Symptoms of a faulty CV joint boot include grease leakage, visible damage to the boot, and unusual noises like clicking or popping while turning. Prompt replacement is essential to prevent damage to the CV joint itself.
Why should I choose Rein for my CV Joint Boot needs?
Rein offers trusted quality and performance. Order Rein BKN0111 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.
- BrandRein
- ManufacturerRein
- MPNBKN0111
- Part TypeCV Joint Boot Kit
- PositionFront Outer
- OE Part Numbers31 60 7 606 091, 31607606091
- FeaturesApplication Type : ApplicationSpecific
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 : 843266073995
Item Qty : 1
Item Quantity Size : 1
Item Quantity Size UOM : EA
Item UOM : EA
Item Weight : 0.9000
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
Warranty Distance : 24000
Warranty Distance UOM : MI
Warranty Time : 24
Warranty Time UOM : MO
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2016 | BMW | 528i xDrive | Base (2.0 L4 GAS) | |
| 2016 | BMW | 535i xDrive | Base (3.0 L6 GAS) | |
| 2016 | BMW | 550i xDrive | Base (4.4 V8 GAS) | |
| 2016 | BMW | 640i xDrive | Base (3.0 L6 GAS) | |
| 2016 | BMW | 535d xDrive | Base (3.0 L6 DIESEL) | |
| 2016 | BMW | Alpina B6 xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2016 | BMW | 535i GT xDrive | Base (3.0 L6 GAS) | |
| 2016 | BMW | 550i GT xDrive | Base (4.4 V8 GAS) | |
| 2016 | BMW | 640i xDrive Gran Coupe | Base (3.0 L6 GAS) | |
| 2016 | BMW | 650i xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2016 | BMW | 650i xDrive | Base (4.4 V8 GAS) | |
| 2015 | BMW | 528i xDrive | Base (2.0 L4 GAS) | |
| 2015 | BMW | 535i xDrive | Base (3.0 L6 GAS) | |
| 2015 | BMW | 550i xDrive | Base (4.4 V8 GAS) | |
| 2015 | BMW | 640i xDrive | Base (3.0 L6 GAS) | |
| 2015 | BMW | 535d xDrive | Base (3.0 L6 DIESEL) | |
| 2015 | BMW | 740Ld xDrive | Base (3.0 L6 DIESEL) | |
| 2015 | BMW | Alpina B6 xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2015 | BMW | 535i GT xDrive | Base (3.0 L6 GAS) | |
| 2015 | BMW | 550i GT xDrive | Base (4.4 V8 GAS) | |
| 2015 | BMW | 640i xDrive Gran Coupe | Base (3.0 L6 GAS) | |
| 2015 | BMW | 650i xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2015 | BMW | Alpina B7 xDrive | Base (4.4 V8 GAS) | |
| 2015 | BMW | Alpina B7L xDrive | Base (4.4 V8 GAS) | |
| 2015 | BMW | 650i xDrive | Base (4.4 V8 GAS) | |
| 2015 | BMW | 740Li xDrive | Base (3.0 L6 GAS) | |
| 2015 | BMW | 750Li xDrive | Base (4.4 V8 GAS) | |
| 2015 | BMW | 750i xDrive | Base (4.4 V8 GAS) | |
| 2014 | BMW | 528i xDrive | Base (2.0 L4 GAS) | |
| 2014 | BMW | 535i xDrive | Base (3.0 L6 GAS) | |
| 2014 | BMW | 550i xDrive | Base (4.4 V8 GAS) | |
| 2014 | BMW | 640i xDrive | Base (3.0 L6 GAS) | |
| 2014 | BMW | 535d xDrive | Base (3.0 L6 DIESEL) | |
| 2014 | BMW | 535i GT xDrive | Base (3.0 L6 GAS) | |
| 2014 | BMW | 550i GT xDrive | Base (4.4 V8 GAS) | |
| 2014 | BMW | 640i xDrive Gran Coupe | Base (3.0 L6 GAS) | |
| 2014 | BMW | 650i xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2014 | BMW | Alpina B7 xDrive | Base (4.4 V8 GAS) | |
| 2014 | BMW | Alpina B7L xDrive | Base (4.4 V8 GAS) | |
| 2014 | BMW | 650i xDrive | Base (4.4 V8 GAS) | |
| 2014 | BMW | 740Li xDrive | Base (3.0 L6 GAS) | |
| 2014 | BMW | 750Li xDrive | Base (4.4 V8 GAS) | |
| 2014 | BMW | 750i xDrive | Base (4.4 V8 GAS) | |
| 2013 | BMW | 528i xDrive | Base (2.0 L4 GAS) | |
| 2013 | BMW | 535i xDrive | Base (3.0 L6 GAS) | |
| 2013 | BMW | 550i xDrive | Base (4.4 V8 GAS) | |
| 2013 | BMW | 535i GT xDrive | Base (3.0 L6 GAS) | |
| 2013 | BMW | 550i GT xDrive | Base (4.4 V8 GAS) | |
| 2013 | BMW | 650i xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2013 | BMW | Alpina B7 xDrive | Base (4.4 V8 GAS) | |
| 2013 | BMW | Alpina B7L xDrive | Base (4.4 V8 GAS) | |
| 2013 | BMW | 650i xDrive | Base (4.4 V8 GAS) | |
| 2013 | BMW | 740Li xDrive | Base (3.0 L6 GAS) | |
| 2013 | BMW | 750Li xDrive | Base (4.4 V8 GAS) | |
| 2013 | BMW | 750i xDrive | Base (4.4 V8 GAS) | |
| 2012 | BMW | 528i xDrive | Base (2.0 L4 GAS) | |
| 2012 | BMW | 535i xDrive | Base (3.0 L6 GAS) | |
| 2012 | BMW | 550i xDrive | Base (4.4 V8 GAS) | |
| 2012 | BMW | 535i GT xDrive | Base (3.0 L6 GAS) | |
| 2012 | BMW | 550i GT xDrive | Base (4.4 V8 GAS) | |
| 2012 | BMW | Alpina B7 xDrive | Base (4.4 V8 GAS) | |
| 2012 | BMW | Alpina B7L xDrive | Base (4.4 V8 GAS) | |
| 2012 | BMW | 650i xDrive | Base (4.4 V8 GAS) | |
| 2012 | BMW | 750Li xDrive | Base (4.4 V8 GAS) | |
| 2012 | BMW | 750i xDrive | Base (4.4 V8 GAS) | |
| 2011 | BMW | 535i xDrive | Base (3.0 L6 GAS) | |
| 2011 | BMW | 550i xDrive | Base (4.4 V8 GAS) | |
| 2011 | BMW | 535i GT xDrive | Base (3.0 L6 GAS) | |
| 2011 | BMW | 550i GT xDrive | Base (4.4 V8 GAS) | |
| 2011 | BMW | Alpina B7 xDrive | Base (4.4 V8 GAS) | |
| 2011 | BMW | Alpina B7L xDrive | Base (4.4 V8 GAS) | |
| 2011 | BMW | 750Li xDrive | Base (4.4 V8 GAS) | |
| 2011 | BMW | 750i xDrive | Base (4.4 V8 GAS) | |
| 2018 | BMW | 640i xDrive | Base (3.0 L6 GAS) | |
| 2018 | BMW | Alpina B6 xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2018 | BMW | 640i xDrive Gran Coupe | Base (3.0 L6 GAS) | |
| 2018 | BMW | 650i xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2018 | BMW | 650i xDrive | Base (4.4 V8 GAS) | |
| 2017 | BMW | 640i xDrive | Base (3.0 L6 GAS) | |
| 2017 | BMW | Alpina B6 xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2017 | BMW | 535i GT xDrive | Base (3.0 L6 GAS) | |
| 2017 | BMW | 550i GT xDrive | Base (4.4 V8 GAS) | |
| 2017 | BMW | 640i xDrive Gran Coupe | Base (3.0 L6 GAS) | |
| 2017 | BMW | 650i xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2017 | BMW | 650i xDrive | Base (4.4 V8 GAS) | |
| 2019 | BMW | Alpina B6 xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2019 | BMW | 640i xDrive Gran Coupe | Base (3.0 L6 GAS) | |
| 2019 | BMW | 650i xDrive Gran Coupe | Base (4.4 V8 GAS) | |
| 2010 | BMW | 550i GT xDrive | Base (4.4 V8 GAS) | |
| 2010 | BMW | 750Li xDrive | Base (4.4 V8 GAS) | |
| 2010 | BMW | 750i xDrive | Base (4.4 V8 GAS) |
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.










