2005-2010 BMW 645Ci/650i/M6/Z4 B Pillar Airbag / Air Bag Sensor Left, Right 65776977399
OEM Part #: 65-77-6-977-399 (65776977399)
Actual photo
The exact part you’ll receive — not a stock photo.
$23.49
Side: Left, Right
Used
Donor2006 BMW 650i · 4.8L
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Genuine OEM Used
SKU: 670018
Donor Vehicle: 2006 BMW 650i · 4.8L
2 photos
$23.49
30-Day Returns
Genuine OEM Used
SKU: 670019
Donor Vehicle: 2006 BMW 650i · 4.8L
2 photos
$23.49
30-Day Returns
- Genuine OEM — real photos
- 30-day returns on eligible parts
- eBay Top Rated · 100,000+ positive ratings
- Ships from our own indoor warehouse
Used BMW B Pillar Airbag / Air Bag Sensor, OEM part number 6977399. This genuine used sensor is a safety-critical component that detects side impact forces to trigger the curtain airbag. A qualified technician should handle the install due to its safety role.
Specifications
| Fits Vehicle Model | 645Ci, 650i, M6, Z4 |
| Fits Vehicle Make | BMW |
| OEM Part No | 65-77-6-977-399 (65776977399) |
| Side | Left, Right |
| Category | Air Bags / Parts |
Compatible Vehicles
Fits 29 vehicle configurations across 1 make, 2005-2010.
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 29 vehicle configurations — 29 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2005 | BMW | 645Ci | Convertible | 4.4L V8 | For Vehicles with Production Date After 09/2005 |
| 2005 | BMW | 645Ci | Coupe | 4.4L V8 | For Vehicles with Production Date After 09/2005 |
| 2006 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2006 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2006 | BMW | Z4 | Coupe | 3.0L l6 | For Vehicles with Production Date After 01/2006 |
| 2006 | BMW | Z4 | Roadster Convertible | 3.2L l6 | For Vehicles with Production Date After 01/2006 |
| 2006 | BMW | Z4 | Roadster Convertible | 3.0L l6 | For Vehicles with Production Date After 01/2006 |
| 2007 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2007 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2007 | BMW | M6 | Convertible | 5.0L V10 | For Vehicles with Production Date After 09/2005 |
| 2007 | BMW | M6 | Coupe | 5.0L V10 | For Vehicles with Production Date After 09/2005 |
| 2007 | BMW | Z4 | Coupe | 3.0L l6 | For Vehicles with Production Date After 01/2006 |
| 2007 | BMW | Z4 | Roadster Convertible | 3.2L l6 | For Vehicles with Production Date After 01/2006 |
| 2007 | BMW | Z4 | Roadster Convertible | 3.0L l6 | For Vehicles with Production Date After 01/2006 |
| 2008 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2008 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2008 | BMW | M6 | Convertible | 5.0L V10 | For Vehicles with Production Date After 09/2005 |
| 2008 | BMW | M6 | Coupe | 5.0L V10 | For Vehicles with Production Date After 09/2005 |
| 2008 | BMW | Z4 | Coupe | 3.0L l6 | For Vehicles with Production Date After 01/2006 |
| 2008 | BMW | Z4 | Roadster Convertible | 3.2L l6 | For Vehicles with Production Date After 01/2006 |
| 2008 | BMW | Z4 | Roadster Convertible | 3.0L l6 | For Vehicles with Production Date After 01/2006 |
| 2009 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2009 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2009 | BMW | M6 | Convertible | 5.0L V10 | For Vehicles with Production Date After 09/2005 |
| 2009 | BMW | M6 | Coupe | 5.0L V10 | For Vehicles with Production Date After 09/2005 |
| 2010 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2010 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 09/2005 |
| 2010 | BMW | M6 | Convertible | 5.0L V10 | For Vehicles with Production Date After 09/2005 |
| 2010 | BMW | M6 | Coupe | 5.0L V10 | For Vehicles with Production Date After 09/2005 |