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Genuine BMW 17427953398 - Engine Cooling Fan Assembly
Product Overview
The Genuine BMW Engine Cooling Fan Assembly (part number 17427953398) is a premium-quality component designed specifically for BMW vehicles. Engineered to OE standards, this cooling fan assembly ensures optimal cooling performance, helping to prevent engine overheating and maintain the efficiency of your vehicle's cooling system. Constructed from high-quality materials, this assembly is built to withstand the harsh conditions under the hood, providing long-lasting reliability and durability. Designed for easy installation, it comes with everything needed to replace your old unit, making it an ideal choice for DIY enthusiasts and professional technicians alike. Choose Genuine BMW 17427953398 for dependable performance and peace of mind every time you service your vehicle.
Cross Reference Numbers
This Genuine BMW 17427953398 is equivalent to or replaces the following part numbers: 17427953398
Vehicle Compatibility
- BMW M850i xDrive Gran Coupe 4.4 V8 (2021–2022)
- BMW M5 4.4 V8 (2020–2022)
- BMW M760i xDrive 6.6 V12 (2021–2022)
- BMW 740i 3.0 L6 (2021–2022)
- BMW 750i xDrive 4.4 V8 (2021–2022)
- BMW M550i xDrive 4.4 V8 (2021–2022)
- BMW 840i Gran Coupe 3.0 L6 (2021–2022)
- BMW 840i xDrive Gran Coupe 3.0 L6 (2021–2022)
- BMW Alpina B7 4.4 V8 (2017–2022)
- BMW 540i 3.0 L6 (2021)
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 Genuine BMW 17427953398 Engine Cooling Fan Assembly do?
The engine cooling fan assembly plays a crucial role in regulating the engine temperature. It helps to draw air through the radiator, ensuring that the engine remains cool during operation, thus preventing overheating and potential engine damage.
How do I know if my Engine Cooling Fan Assembly needs replacement?
Common signs that your engine cooling fan assembly may need replacement include overheating engine, unusual noises coming from the engine bay, and the cooling fan not operating when needed. If you notice any of these symptoms, it's advisable to inspect the cooling system promptly.
Can I install the Genuine BMW 17427953398 myself?
Yes, the Genuine BMW 17427953398 is designed for easy installation, making it suitable for DIY enthusiasts. However, proper precautions should be taken to ensure safety and correct fitment.
What are the symptoms of a faulty Engine Cooling Fan Assembly?
Symptoms of a faulty engine cooling fan assembly include engine overheating, erratic temperature gauge readings, and the cooling fan failing to engage when the engine is hot. These issues can lead to serious engine damage if not addressed promptly.
Why should I choose Genuine BMW for my Engine Cooling Fan Assembly needs?
Choosing Genuine BMW ensures you receive a product that meets the highest standards of quality and reliability. Order Genuine BMW 17427953398 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.
- BrandGenuine BMW
- ManufacturerGenuine BMW
- MPN17427953398
- Part TypeEngine Cooling Fan Assembly
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2018 | BMW | M760i xDrive | Base (6.6 V12 GAS) | Notes: Incl.Fan Blade & Motor |
| 2018 | BMW | Alpina B7 | xDrive (4.4 V8 GAS) | Notes: From 03/2018, Incl.Fan Blade & Motor |
| 2018 | BMW | M550i xDrive | Base (4.4 V8 GAS) | Notes: From 03/2018, Incl.Fan Blade & Motor |
| 2018 | BMW | M5 | Base (4.4 V8 GAS) | Notes: To 03/2018, Incl.Fan Blade & Motor |
| 2019 | BMW | M760i xDrive | Base (6.6 V12 GAS) | Notes: Incl.Fan Blade & Motor |
| 2019 | BMW | M5 | Competition (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2019 | BMW | M5 | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2019 | BMW | M550i xDrive | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2019 | BMW | M850i xDrive | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2019 | BMW | Alpina B7 | xDrive (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | Alpina B7 | xDrive (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | 840i xDrive Gran Coupe | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | M760i xDrive | Base (6.6 V12 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | M550i xDrive | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | 840i Gran Coupe | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | 740i | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | M850i xDrive Gran Coupe | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | 840i | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | 840i xDrive | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | M850i xDrive | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | 740i xDrive | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2020 | BMW | M5 | Base (4.4 V8 GAS) | Notes: To 07/2019, Incl.Fan Blade & Motor |
| 2020 | BMW | M5 | Edition 35 Years (4.4 V8 GAS) | Notes: To 07/2019, Incl.Fan Blade & Motor |
| 2020 | BMW | M5 | Competition (4.4 V8 GAS) | Notes: To 07/2019, Incl.Fan Blade & Motor |
| 2020 | BMW | 750i xDrive | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2022 | BMW | 740i | Base (3.0 L6 GAS) | Notes: 3.0 LITER W/O HYBRID |
| 2022 | BMW | M5 | Base (4.4 V8 GAS) | Notes: 2020-22 3.0 LITER GAS |
| 2022 | BMW | M5 | CS (4.4 V8 GAS) | Notes: 2020-22 3.0 LITER GAS |
| 2022 | BMW | M550i xDrive | Base (4.4 V8 GAS) | Notes: 2020-22 4.4 LITER W/O M5 |
| 2022 | BMW | M850i xDrive Gran Coupe | Base (4.4 V8 GAS) | Notes: 4.4 LITER, w/o M8 |
| 2022 | BMW | 740i xDrive | Base (3.0 L6 GAS) | Notes: 3.0 LITER W/O HYBRID |
| 2022 | BMW | M850i xDrive | Base (4.4 V8 GAS) | Notes: 4.4 LITER, w/o M8 |
| 2022 | BMW | M760i xDrive | Base (6.6 V12 GAS) | Notes: 6.6 LITER |
| 2022 | BMW | 840i xDrive Gran Coupe | Base (3.0 L6 GAS) | Notes: 3.0 LITER |
| 2022 | BMW | 840i Gran Coupe | Base (3.0 L6 GAS) | Notes: 3.0 LITER |
| 2022 | BMW | 840i xDrive | Base (3.0 L6 GAS) | Notes: 3.0 LITER |
| 2022 | BMW | 840i | Base (3.0 L6 GAS) | Notes: 3.0 LITER |
| 2022 | BMW | 750i xDrive | Base (4.4 V8 GAS) | Notes: 4.4 LITER |
| 2021 | BMW | 540i xDrive | Base (3.0 L6 MHEV) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | 840i Gran Coupe | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | M850i xDrive Gran Coupe | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | M550i xDrive | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | 750i xDrive | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | Alpina B7 | xDrive (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | 840i | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | 740i | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | M760i xDrive | Base (6.6 V12 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | 540i | Base (3.0 L6 MHEV) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | 740i xDrive | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | M850i xDrive | Base (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | 840i xDrive | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2021 | BMW | 840i xDrive Gran Coupe | Base (3.0 L6 GAS) | Notes: Incl.Fan Blade & Motor |
| 2017 | BMW | M760i xDrive | Base (6.6 V12 GAS) | Notes: Incl.Fan Blade & Motor |
| 2017 | BMW | Alpina B7 | xDrive (4.4 V8 GAS) | Notes: Incl.Fan Blade & Motor |
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.





