2004-2010 BMW 545i/550i/645Ci/650i Coolant Hose / Line 17127542540
OEM Part #: 17-12-7-542-540 (17127542540)
Actual photo
The exact part you’ll receive — not a stock photo.
$28.99
Used
Donor2008 BMW 650i · 4.8L
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Genuine OEM Used
SKU: 406092
Donor Vehicle: 2008 BMW 650i · 4.8L
2 photos
$28.99
30-Day Returns
Genuine OEM Used
SKU: 670229
Donor Vehicle: 2006 BMW 650i · 4.8L
2 photos
$31.99
30-Day Returns
- Genuine OEM — real photos
- 30-day returns on eligible parts
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A used BMW coolant hose, OEM part number 7542540, is a genuine factory line for the N62 and related V8 engine families. This hose carries engine coolant between components, and when it fails, the most common symptom is a visible leak or a drop in the reservoir level.
Specifications
| Fits Vehicle Model | 545i, 550i, 645Ci, 650i |
| Fits Vehicle Make | BMW |
| OEM Part No | 17-12-7-542-540 (17127542540) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 21 vehicle configurations across 1 make, 2004-2010.
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 21 vehicle configurations — 21 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2005 | BMW | 645Ci | Coupe | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2004 | BMW | 645Ci | Coupe | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2007 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2006 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2010 | BMW | 550i | Sedan | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2010 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2009 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2005 | BMW | 645Ci | Convertible | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2004 | BMW | 645Ci | Convertible | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2006 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2007 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2008 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2008 | BMW | 650i | Coupe | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2009 | BMW | 550i | Sedan | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2009 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2008 | BMW | 550i | Sedan | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2004 | BMW | 545i | Sedan | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2005 | BMW | 545i | Sedan | 4.4L V8 | For Vehicles with Production Date After 07/2004 |
| 2007 | BMW | 550i | Sedan | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2006 | BMW | 550i | Sedan | 4.8L V8 | For Vehicles with Production Date After 07/2004 |
| 2010 | BMW | 650i | Convertible | 4.8L V8 | For Vehicles with Production Date After 07/2004 |