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Description
Mercedes Benz S550 E550 GL550 Con Rod & Main Bearings +0.50 4.7L V8 Turbo M278High Quality Car Parts for Your Mercedes Benz Upgrade your Mercedes Benzs performance with our premium replacement pistons. Designed to fit all M278 4. 7L Turbo V8 engines. OEM Part Numbers Positions Other Names Notes Model Connecting Rod Bearings: 278 030 01 60, 278 030 02 60 Main Bearings: 278 033 09 02 54 GZ64, 278 033 08 02 56 GZ64, 276 033 15 01 52, 178 033 00 02 58, 276 033 15 01 54, 276 033 15 01 56 GZ64, 278 033 08 02 57 GZ64, 278 033 06 01 52
High-Quality Car Parts for Your Mercedes-Benz
Upgrade your Mercedes-Benz’s performance with our premium replacement pistons. Designed to fit all M278 4.7L Turbo V8 engines.
| OEM Part Numbers | Positions | Other Names | Notes | Model |
|---|---|---|---|---|
| Connecting Rod Bearings: 278-030-01-60, 278-030-02-60 Main Bearings: 278-033-09-02-54-GZ64, 278-033-08-02-56-GZ64, 276-033-15-01-52, 178-033-00-02-58, 276-033-15-01-54, 276-033-15-01-56-GZ64, 278-033-08-02-57-GZ64, 278-033-06-01-52-GZ64, 278-033-06-01-54, 278-033-06-01-56-GZ64, 278-033-06-02-52, 278-033-06-02-56, 278-033-06-02-57, 278-033-06-02-58, 278-033-08-02-52-GZ64, 278-033-08-02-54-GZ64 Thrust Washer: 276-033-39-62, 276-033-38-62. |
Engine | Bearing Set, Bottom-End Bearings, Lower End Bearings, Metals | +0.50mm / +0.020in Oversize | Mercedes-Benz S550, E550, GL550, CLS550, SL550 & more |
Compatibility
| Year | Make | Model | Engine |
|---|---|---|---|
| 2020 | Mercedes-Benz | SL 550 | 4.7L V8 - Gas |
| 2019 | Mercedes-Benz | GLS 550 | 4.7L V8 - Gas |
| 2019 | Mercedes-Benz | SL 550 | 4.7L V8 - Gas |
| 2018 | Mercedes-Benz | CLS 550 | 4.7L V8 - Gas |
| 2018 | Mercedes-Benz | GLS 550 | 4.7L V8 - Gas |
| 2018 | Mercedes-Benz | SL 550 | 4.7L V8 - Gas |
| 2017 | Mercedes-Benz | CLS 550 | 4.7L V8 - Gas |
| 2017 | Mercedes-Benz | E 550 | 4.7L V8 - Gas |
| 2017 | Mercedes-Benz | GLS 550 | 4.7L V8 - Gas |
| 2017 | Mercedes-Benz | Maybach S 550 | 4.7L V8 - Gas |
| 2017 | Mercedes-Benz | S 550 | 4.7L V8 - Gas |
| 2017 | Mercedes-Benz | SL 550 | 4.7L V8 - Gas |
| 2016 | Mercedes-Benz | CLS 550 | 4.7L V8 - Gas |
| 2016 | Mercedes-Benz | E 550 | 4.7L V8 - Gas |
| 2016 | Mercedes-Benz | GL 550 | 4.7L V8 - Gas |
| 2016 | Mercedes-Benz | S 550 | 4.7L V8 - Gas |
| 2016 | Mercedes-Benz | SL 550 | 4.7L V8 - Gas |
| 2015 | Mercedes-Benz | CLS 550 | 4.7L V8 - Gas |
| 2015 | Mercedes-Benz | E 550 | 4.7L V8 - Gas |
| 2015 | Mercedes-Benz | GL 550 | 4.7L V8 - Gas |
| 2015 | Mercedes-Benz | S 550 | 4.7L V8 - Gas |
| 2015 | Mercedes-Benz | SL 550 | 4.7L V8 - Gas |
| 2014 | Mercedes-Benz | CL 550 | 4.7L V8 - Gas |
| 2014 | Mercedes-Benz | CLS 550 | 4.7L V8 - Gas |
| 2014 | Mercedes-Benz | E 550 | 4.7L V8 - Gas |
| 2014 | Mercedes-Benz | GL 450 | 4.7L V8 - Gas |
| 2014 | Mercedes-Benz | GL 550 | 4.7L V8 - Gas |
| 2014 | Mercedes-Benz | ML 550 | 4.7L V8 - Gas |
| 2014 | Mercedes-Benz | S 550 | 4.7L V8 - Gas |
| 2014 | Mercedes-Benz | SL 550 | 4.7L V8 - Gas |
| 2013 | Mercedes-Benz | CL 550 | 4.7L V8 - Gas |
| 2013 | Mercedes-Benz | CLS 550 | 4.7L V8 - Gas |
| 2013 | Mercedes-Benz | E 550 | 4.7L V8 - Gas |
| 2013 | Mercedes-Benz | GL 450 | 4.7L V8 - Gas |
| 2013 | Mercedes-Benz | GL 550 | 4.7L V8 - Gas |
| 2013 | Mercedes-Benz | ML 550 | 4.7L V8 - Gas |
| 2013 | Mercedes-Benz | S 550 | 4.7L V8 - Gas |
| 2013 | Mercedes-Benz | SL 550 | 4.7L V8 - Gas |
| 2012 | Mercedes-Benz | CL 550 | 4.7L V8 - Gas |
| 2012 | Mercedes-Benz | CLS 550 | 4.7L V8 - Gas |
| 2012 | Mercedes-Benz | E 550 | 4.7L V8 - Gas |
| 2012 | Mercedes-Benz | ML 550 | 4.7L V8 - Gas |
| 2012 | Mercedes-Benz | S 550 | 4.7L V8 - Gas |
| 2011 | Mercedes-Benz | CL 550 | 4.7L V8 - Gas |
Enhance your driving experience with our high-performance Mercedes-Benz M278 pistons. Order now for reliability and precision you can trust.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 20 reviews
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Product Reviews
★★★★★ 5
comfortable
Size: 7 Big Kid, Color: Black/Black
super comfortable!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
★★★★★ 5
Great shoes
Size: 5 Big Kid, Color: Navy/Blue
Loved them but bought a size too small so had to buy another pair…my bad 🤦🏽♀️
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
★★★★★ 4
Comfortable and Easy to Wear Daily
Size: 2 Little Kid, Color: Navy/Blue
My daughter has been wearing these navy/blue shoes since the weather has been less rainy and more sunny. They are great for outdoor play, especially on days when it's warm outside. The knit mesh upper keeps her feet from overheating, and the cushioned insole feels supportive without being stiff. At size 2, the fit is accurate and the width runs a bit roomy, which gave her some growing room without feeling loose.
The slip-on design with elastic laces and pull tabs is a real plus. She can get them on and off without any help, which she loves. The shoes are light enough that she barely notices them during long active days. My one small complaint is that the sole feels more like firm foam than rubber, so they can be a little slippery on smooth indoor floors.
For the price, these deliver solid everyday value. They look good, hold up well to regular use, and my daughter reaches for them first most mornings.
Pros:
- Breathable mesh keeps feet cool
- Easy slip-on design with elastic laces and pull tabs
- Lightweight and comfortable for all-day wear
- Accurate sizing with a roomy width
- Durable for the price
Cons:
- Sole can be slippery on hard smooth surfaces
- Limited outsole grip compared to rubber-soled shoes
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
★★★★★ 5
Great kids' shoe — easy on, comfy all day
Size: 3 Little Kid, Color: Pink/Lavender
My kid has been wearing these for a few weeks now and I'm genuinely impressed with how well they've held up. The knit mesh upper keeps feet cool and comfortable during long days at school and outdoor play, and the cushioned EVA midsole does a great job absorbing impact.
What really won me over is the slip-on design with elasticated laces and dual pull tabs — my child can put them on and take them off completely independently, which is a huge win. The fit is snug but not tight, and they run a bit roomy in width, which is great for kids with wider feet or those who need a little growing room.
At $32, the quality feels solid for the price. Lightweight, breathable, and easy to wear — these check all the boxes for an everyday kids' shoe.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
★★★★★ 5
Cute, Comfortable, Light-Weight Shoes, Perfect for School
Size: 11 Little Kid, Color: Pink/Lavender, Size: 11 Little Kid, Color: Pink/Lavender
These have turned out to be great everyday shoes for my 5 year old. She normally wears a size 10, but since that size wasn’t available, I ordered the 11 expecting her to grow into them. I was pleasantly surprised that they already fit her pretty well. There’s still a little extra room in the toe area, but the shoes fit securely around her ankles so they don’t feel loose or slip off while walking or playing.
She says they’re very comfortable and loves how easy they are to slip on by herself. The lightweight design is nice for everyday wear, and they’ve held up well so far despite being worn almost daily. They've become her favorite shoes to wear! Also the pink/lavender color is really pretty in person. Overall, I’m very happy with them and would order again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
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