Mercedes-Benz M278 Piston (Set of 8) S550, E550, GL550, A2780302317 (11-20)
| Specification | Details |
|---|---|
| Brand | Mercedes Benz |
| Model | CL550 CLS550 E550 GL450 GL550 ML550 S550 SL550 |
| Year | 2011-2020 |
| Manufacturer Part Number | A2780302317, 2780302317 |
| Type | PISTON SET |
| Condition | New Genuine |
| Placement on Vehicle | Front Engine bay |
| Country/Region of Manufacture | Germany |
| Manufacturer Warranty | 6 Months |
| Superseded Part Numbers | 278 030 15 17, 278 030 23 17, A278 030 15 17, A278 030 23 17 |
- Description
- Fitment
- Shipping
- Reviews
Complete set of 8 Genuine OEM Mercedes-Benz Pistons for the 4.7L M278 BiTurbo V8. Fits CLS550, E550, GL450, ML550, S550, and SL550. Replaces A2780302317.
What’s Included
This describes a complete, factory-sealed Genuine Mercedes-Benz internal engine rebuild package.
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8x Genuine Mercedes-Benz Pistons (Standard Bore, with Rings and Pins) - Replaces A2780302317
| Component | Primary OEM Part Numbers | Common Supersessions & Formats |
| Piston Assembly | A2780302317 |
278-030-23-17, 2780302317, A2780301117, A2780301517 |
Fitment
| Brand | Model | Year |
| Mercedes-Benz | CLS (C218) CLS 500 | 2011 - 2017 |
| Mercedes-Benz | CLS (C218) CLS 500 4-matic | 2011 - 2017 |
| Mercedes-Benz | CLS Shooting Brake (X218) CLS 500 | 2012 - 2017 |
| Mercedes-Benz | CLS Shooting Brake (X218) CLS 500 4-matic | 2012 - 2017 |
| Mercedes-Benz | E-CLASS (W212) E 500 | 2011 - 2015 |
| Mercedes-Benz | E-CLASS (W212) E 500 4-matic | 2011 - 2015 |
| Mercedes-Benz | E-CLASS Convertible (A207) E 500 | 2011 - 2016 |
| Mercedes-Benz | E-CLASS Coupe (C207) E 500 | 2011 - 2016 |
| Mercedes-Benz | E-CLASS T-Model (S212) E 500 | 2011 - 2016 |
| Mercedes-Benz | E-CLASS T-Model (S212) E 500 4-matic | 2011 - 2016 |
| Mercedes-Benz | GL-CLASS (X166) GL 500 4-matic | 2012 - 2015 |
| Mercedes-Benz | GLE Coupe (C292) 500 4-matic | 2015 - 2019 |
| Mercedes-Benz | M-CLASS (W166) ML 500 4-matic | 2012 - 2015 |
| Mercedes-Benz | S-CLASS (W221, V221) S 500 CGI | 2011 - 2013 |
| Mercedes-Benz | S-CLASS (W221, V221) S 500 CGI 4-matic | 2011 - 2013 |
| Mercedes-Benz | S-CLASS (W222, V222, X222) S 500 | 2013 - 2017 |
| Mercedes-Benz | S-CLASS (W222, V222, X222) S 500 4-matic | 2013 - 2017 |
| Mercedes-Benz | S-CLASS (W222, V222, X222) S 500 Maybach | 2014 - 2017 |
| Mercedes-Benz | S-CLASS (W222, V222, X222) S 500 Maybach 4-matic | 2015 - 2017 |
| Mercedes-Benz | S-CLASS Convertible (A217) S 500 | 2015 - 2017 |
| Mercedes-Benz | S-CLASS Coupe (C216) CL 500 | 2011 - 2013 |
| Mercedes-Benz | S-CLASS Coupe (C216) CL 500 4-matic | 2011 - 2013 |
| Mercedes-Benz | S-CLASS Coupe (C217) S 500 | 2014 - 2017 |
| Mercedes-Benz | S-CLASS Coupe (C217) S 500 4-matic | 2014 - 2017 |
| Mercedes-Benz | SL (R231) 500 | 2012 - 2020 |
| Brand | Model | Year |
| Mercedes-Benz | CLS (C218) CLS 500 | 2011 - 2017 |
| Mercedes-Benz | CLS (C218) CLS 500 4-matic | 2011 - 2017 |
| Mercedes-Benz | CLS Shooting Brake (X218) CLS 500 | 2012 - 2017 |
| Mercedes-Benz | CLS Shooting Brake (X218) CLS 500 4-matic | 2012 - 2017 |
| Mercedes-Benz | E-CLASS (W212) E 500 | 2011 - 2015 |
| Mercedes-Benz | E-CLASS (W212) E 500 4-matic | 2011 - 2015 |
| Mercedes-Benz | E-CLASS Convertible (A207) E 500 | 2011 - 2016 |
| Mercedes-Benz | E-CLASS Coupe (C207) E 500 | 2011 - 2016 |
| Mercedes-Benz | E-CLASS T-Model (S212) E 500 | 2011 - 2016 |
| Mercedes-Benz | E-CLASS T-Model (S212) E 500 4-matic | 2011 - 2016 |
| Mercedes-Benz | GL-CLASS (X166) GL 500 4-matic | 2012 - 2015 |
| Mercedes-Benz | GLE Coupe (C292) 500 4-matic | 2015 - 2019 |
| Mercedes-Benz | M-CLASS (W166) ML 500 4-matic | 2012 - 2015 |
| Mercedes-Benz | S-CLASS (W221, V221) S 500 CGI | 2011 - 2013 |
| Mercedes-Benz | S-CLASS (W221, V221) S 500 CGI 4-matic | 2011 - 2013 |
| Mercedes-Benz | S-CLASS (W222, V222, X222) S 500 | 2013 - 2017 |
| Mercedes-Benz | S-CLASS (W222, V222, X222) S 500 4-matic | 2013 - 2017 |
| Mercedes-Benz | S-CLASS (W222, V222, X222) S 500 Maybach | 2014 - 2017 |
| Mercedes-Benz | S-CLASS (W222, V222, X222) S 500 Maybach 4-matic | 2015 - 2017 |
| Mercedes-Benz | S-CLASS Convertible (A217) S 500 | 2015 - 2017 |
| Mercedes-Benz | S-CLASS Coupe (C216) CL 500 | 2011 - 2013 |
| Mercedes-Benz | S-CLASS Coupe (C216) CL 500 4-matic | 2011 - 2013 |
| Mercedes-Benz | S-CLASS Coupe (C217) S 500 | 2014 - 2017 |
| Mercedes-Benz | S-CLASS Coupe (C217) S 500 4-matic | 2014 - 2017 |
| Mercedes-Benz | SL (R231) 500 | 2012 - 2020 |
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Order Processing
For custom and special orders, we will contact you directly with an estimated timeframe before dispatch.
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Shipping Rates
International Countries (Except UAE)
For all other destinations, rates are calculated by total order weight (1 kg = 2.205 lb):
| Order Weight | Rate (USD) |
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| 0 – 5 kg (0 – 11 lb) | $60.00 |
| 5 – 10 kg (11 – 22 lb) | $85.00 |
| 10 – 15 kg (22 – 33 lb) | $100.00 |
| 15 – 20 kg (33 – 44 lb) | $135.00 |
| 20 – 30 kg (44 – 66 lb) | $175.00 |
| 30 – 40 kg (66 – 88 lb) | $250.00 |
| 40 kg and above (88 lb+) | $325.00 |
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Frequently Asked Questions
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Yes, we ship to most countries worldwide.
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We offer a 14-day return policy for all unused items in original packaging.
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This warranty covers all eligible products purchased through our website for 6 months from the date of purchase.
