2006-2010 BMW 550i/650i Radiator Coolant Hose / Line (RETURN) 17127540666
OEM Part #: 17-12-7-540-666 (17127540666)
Actual photo
The exact part you’ll receive — not a stock photo.
$27.49
Used
Donor2006 BMW 650i · 4.8L
✓ Free Same Day Shipping on orders by noon CT
Only 1 in stock — no guaranteed restock
Genuine OEM Used
SKU: 670273
Donor Vehicle: 2006 BMW 650i · 4.8L
2 photos
$27.49
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
The BMW radiator coolant hose/line (return) with OEM part number 7540666 is a used genuine component. This return line routes coolant back to the radiator from the engine, and failure can lead to leaks, overheating, or coolant loss. Designed for BMW models with the 4.8L V8 engine, it measures 4799cc or 4837cc and uses naturally aspirated DOHC configuration.
Specifications
| Fits Vehicle Model | 550i, 650i |
| Fits Vehicle Make | BMW |
| OEM Part No | 17-12-7-540-666 (17127540666) |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 15 vehicle configurations across 1 make, 2006-2010.
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 15 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2008 | BMW | 550i | Sedan | 4.8L V8 | |
| 2008 | BMW | 650i | Convertible | 4.8L V8 | |
| 2007 | BMW | 650i | Convertible | 4.8L V8 | |
| 2006 | BMW | 650i | Convertible | 4.8L V8 | |
| 2009 | BMW | 650i | Coupe | 4.8L V8 | |
| 2008 | BMW | 650i | Coupe | 4.8L V8 | |
| 2010 | BMW | 650i | Coupe | 4.8L V8 | |
| 2006 | BMW | 650i | Coupe | 4.8L V8 | |
| 2007 | BMW | 650i | Coupe | 4.8L V8 | |
| 2010 | BMW | 550i | Sedan | 4.8L V8 | |
| 2009 | BMW | 550i | Sedan | 4.8L V8 | |
| 2009 | BMW | 650i | Convertible | 4.8L V8 | |
| 2006 | BMW | 550i | Sedan | 4.8L V8 | |
| 2007 | BMW | 550i | Sedan | 4.8L V8 | |
| 2010 | BMW | 650i | Convertible | 4.8L V8 |