8pcs STD Pistons Ring Set Φ24mm +Con Rods for Mercedes-Benz M278 CLS500 E550 GL450 GL500 ML500 S500 SL550 W166 W221 W212 W212 4.6T V8
Please note me your "VIN NUMBER" when you purchase
 
 
OE Number
278 030 23 17
278 030 03 20

Rplacement OE
278 030 11 17
278 030 15 17
278 030 27 17
278 030 01 00
Replacement OE#
278 030 05 20 
278 030 06 20
Description
- 100% Brand New

Size
- Cylinder bore Φ92.9mm (3.66" / 3.66in.)
- Pin Bolt Diameter Φ24mm
- Pin Bolt Length 56mm
- Ring Thickness 1st - 1.2mm / 2nd - 1.5mm / 3rd - 2.0mm
 
- Pin Bolt Diameter Φ24mm
 
- Rod Length 205mm

- Fit Mercedes M278 4.6L 4.7L 4663cc V8 DOHC Turbocharged engine

Package includes
Piston & Ring x 8pcs
Con rod    x 8pcs


 
Fit Car Model

Brand & Model    Produce Year    Model & Engine
Mercedes-Benz         M278 4.6L 4.7L V8 (4663cc) Turbocharged
CLS500 / CLS550    2012-2018    C218 / M278.922
CL500 / CL550    2011-2014    C216 / M278.920
E500 / E550    2012-2017    W212 / M278.922
GL450 / GL500 / GL550    2013-2015    X166 / M278.928
ML500 / ML550    2012-2015    W166 / M278.928
GLE500 / GLE550    2016-2019    W166 / M278.928
GLS500 / GLS550    2017-2019    X166 / M278.928
S500 / S550    2011-2013    W221 / M278.932
S500 / S550    2013-2018    W222 / M278.929
S500 Coupe    2014-2018    C217 / M278.929
SL500 / SL550    2012-2019    R231 / M278.927


 

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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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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