2014-2020 BMW Side Skirt / Rocker Panel Mount Bracket Left 51777374523
OEM Part #: 51-77-7-374-523 (51777374523)
Actual photo
The exact part you’ll receive — not a stock photo.
$13.49
Side: Left
Used
Donor2018 BMW M4 · 3.0L · 50k miles
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Genuine OEM Used
SKU: 538198
Donor Vehicle: 2018 BMW M4 · 3.0L · 50k miles
3 photos
HAS A BROKEN MOUNT, SEE PICTURES
$13.49
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BMW side skirt / rocker panel mount bracket, OEM part 7374523. This used genuine bracket is for the left side of the car, securing the lower body trim. A failing mount can cause the rocker panel to sag or rattle against the chassis. It fits 4 Series and M4 models with 2.0 or 3.0 turbocharged engines.
Specifications
| Fits Vehicle Model | 428i, 428i xDrive, 430i, 430i xDrive, 435i, 435i xDrive, 440i, 440i xDrive, M4 |
| Fits Vehicle Make | BMW |
| OEM Part No | 51-77-7-374-523 (51777374523) |
| Side | Left |
| Category | Underbody |
Compatible Vehicles
Fits 33 vehicle configurations across 1 make, 2014-2020.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 33 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2018 | BMW | 430i | Convertible | 2.0L l4 Turbo | |
| 2017 | BMW | 430i | Convertible | 2.0L l4 Turbo | |
| 2017 | BMW | 430i xDrive | Convertible | 2.0L l4 Turbo | |
| 2018 | BMW | 430i xDrive | Convertible | 2.0L l4 Turbo | |
| 2019 | BMW | 430i xDrive | Convertible | 2.0L l4 Turbo | |
| 2020 | BMW | 430i xDrive | Convertible | 2.0L l4 Turbo | |
| 2017 | BMW | 440i | Convertible | 3.0L l6 Turbo | |
| 2020 | BMW | 440i | Convertible | 3.0L l6 Turbo | |
| 2020 | BMW | 430i | Convertible | 2.0L l4 Turbo | |
| 2019 | BMW | 440i | Convertible | 3.0L l6 Turbo | |
| 2017 | BMW | 440i xDrive | Convertible | 3.0L l6 Turbo | |
| 2018 | BMW | 440i xDrive | Convertible | 3.0L l6 Turbo | |
| 2019 | BMW | 440i xDrive | Convertible | 3.0L l6 Turbo | |
| 2020 | BMW | 440i xDrive | Convertible | 3.0L l6 Turbo | |
| 2015 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2016 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2019 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2017 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2018 | BMW | 440i | Convertible | 3.0L l6 Turbo | |
| 2019 | BMW | 430i | Convertible | 2.0L l4 Turbo | |
| 2020 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2014 | BMW | 428i | Convertible | 2.0L l4 Turbo | |
| 2016 | BMW | 428i | Convertible | 2.0L l4 Turbo | |
| 2015 | BMW | 428i | Convertible | 2.0L l4 Turbo | |
| 2014 | BMW | 428i xDrive | Convertible | 2.0L l4 Turbo | |
| 2016 | BMW | 428i xDrive | Convertible | 2.0L l4 Turbo | |
| 2015 | BMW | 428i xDrive | Convertible | 2.0L l4 Turbo | |
| 2014 | BMW | 435i | Convertible | 3.0L l6 Turbo | |
| 2015 | BMW | 435i | Convertible | 3.0L l6 Turbo | |
| 2016 | BMW | 435i | Convertible | 3.0L l6 Turbo | |
| 2015 | BMW | 435i xDrive | Convertible | 3.0L l6 Turbo | |
| 2016 | BMW | 435i xDrive | Convertible | 3.0L l6 Turbo | |
| 2018 | BMW | M4 | Convertible | 3.0L l6 Turbo |