2009-2016 BMW Z4 Roll Bar Retainer Left 51439128419
OEM Part #: 51-43-9-128-419 (51439128419)
Actual photo
The exact part you’ll receive — not a stock photo.
$23.49
Side: Left
Used
Donor2013 BMW Z4 · 2.0L
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Only 2 in stock — no guaranteed restock
Genuine OEM Used
SKU: 712073
Donor Vehicle: 2013 BMW Z4 · 2.0L
2 photos
$23.49
30-Day Returns
Genuine OEM Used
SKU: 581991
Donor Vehicle: 2016 BMW Z4 · 2.0L · 31k miles
2 photos
$23.80
30-Day Returns
- Genuine OEM — real photos
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The BMW roll bar retainer (OEM part number 9128419, also replaces 51439128419) is a used genuine OE left-side retainer for the Z4 roadster. It holds the driver-side roll bar securely in position. This retainer fits models equipped with 2.0L turbo or 3.0L naturally aspirated and turbocharged engines. A direct replacement for the original, it restores proper roll bar attachment.
Specifications
| Fits Vehicle Model | Z4 |
| Fits Vehicle Make | BMW |
| OEM Part No | 51-43-9-128-419 (51439128419) |
| Compatible OEM Part No | 51-43-9-128-419 |
| Side | Left |
| Category | Other |
Compatible Vehicles
Fits 16 vehicle configurations across 1 make, 2009-2016.
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 16 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2014 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2012 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2013 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2016 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2015 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2010 | BMW | Z4 | Convertible | 3.0L l6 | |
| 2011 | BMW | Z4 | Convertible | 3.0L l6 | |
| 2009 | BMW | Z4 | Convertible | 3.0L l6 | |
| 2015 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2014 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2009 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2013 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2011 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2012 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2016 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2010 | BMW | Z4 | Convertible | 3.0L l6 Turbo |