8x Pistons Rings Set Φ89mm For BMW 550ix 750i X5 X6 F10 F15 F16 N63N N63TU 4.4 T-BeeSpareParts
8x Pistons Rings Set  Φ89mm For BMW F01 F02 F07 F10 F11 F15 F16
550i 650i 750i X5 X6 50ix N63N N63B44B N63B44TU 4.4L V8 Twin Turbo
Send VIN number before order

OE#
11 25 7 647 339
11 25 7 649 927

Replacement OE#
11 25 8 653 978
11 25 7 843 906

Description
- STD 0.00 spec (no fit cylinder expand)
- Cylinder bore Φ89.00mm 
- Wrist Diameter Φ22mm
- Ring thickness 1st 1.2mm / 2nd 1.5mm / 3rd 2.0mm

- Fit BMW N63N / N63B44B 4.4 (4395cc) V8 Twin Turbo

Package includes
Pistons & Rings    x8cyl



Fit Car Model

                                                      
Brand & Model           Produce Year          Fit Engine                             
BMW      
N63N / N63B44B / N63B44TU  
550i GT    2013-2017    F07 
550i / 550ix    2013-2017    F10 F11 
650i / 650ix    2013-2018    F06 F12 F13
750i / 750Li    2012-2015    F01 F02
X5 xDrive50i    2014-2018    F15
X6 xDrive50i    2015-2019    F16
 
 

Key Features:

  • Direct-fit replacement: No modification required for installation.
  • Stable operation: Ensures consistent performance under standard conditions.
  • Heavy-duty design: Engineered to support reliable service life.
  • Maintenance solution: Practical replacement part for equipment repair.

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Frequently Asked Questions

Q1: How can I be sure this part is compatible with my machine?

We provide compatibility information based on OEM Part Numbers. To ensure a 1:1 fit, please check that your original part number matches the one listed on this page.

Q2: When will my order be shipped?

Most in-stock orders are processed and shipped within 1-3 business days. All parts undergo a strict quality inspection and are protected by heavy-duty packaging (vacuum seals or reinforced crates).

Q3: How long does delivery take to my country?

Estimated delivery times via DHL/FEDEX/UPS:
  • United States: 3 - 10 Business Days
  • European Union: 5 - 12 Business Days
  • Canada / UK / AU: 5 - 15 Business Days
  • Rest of World: 7 - 20 Business Days
Note: Delivery may be affected by weather or customs. In case of significant delays, we will notify you proactively.

Q4: What is the Warranty and Return Policy?

We offer a 6-Month Warranty on our hydraulic components. We also support a 30-day return policy if the part is uninstalled and in its original packaging.

Q5: What should I consider before installation?

We recommend installation by a certified technician. Always ensure the hydraulic system is flushed and filters are replaced before installing new parts to prevent premature failure.

Q6: Need Fitment Verification?

Avoid costly downtime! Send us your Machine Serial Number (VIN) or a photo of your Old Part's Nameplate. Our engineers will verify the fitment for you within 24 hours.

Verify My Part Now →

Why Choose BeeSpareParts?

⚙️

OEM Standard Compatibility

All components are designed to meet original equipment standards, ensuring a reliable fit and proper function as a direct replacement for your machinery.

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Rigorous Quality Inspection

Each part undergoes a series of quality checks before being added to our inventory, minimizing the risk of defects and ensuring steady performance.

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6-Month Support Warranty

We provide a straightforward 6-month warranty. If any issues arise within the warranty period, our technical team is here to provide efficient solutions.

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2-3 Business Day Processing

We prioritize order accuracy. Most in-stock items are processed and dispatched within 2-3 business days with reliable international carriers.

Technical Support

Need help with Part Identification? Contact us at: info@beespareparts.com

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Flexible Payment Options

Shop securely using PayPal, VISA, MasterCard, and other secure payment ways at checkout. Your financial information is encrypted and never stored.

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Easy Return Policy

Received a damaged or incorrect part? No worries. We offer a 30-day return window for unused parts in original packaging. We prioritize your satisfaction.

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Real Part Photos

What you see is what you get. Most of our product photos are taken in our own warehouse, reflecting the actual quality of the components.

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Human Expert Support

No chatbots. Talk to real parts specialists via WhatsApp or Email. We provide technical answers, not just automated replies.

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