2003-2008 BMW Z4 Coolant Expansion Tank / Reservoir / Bottle 17117573751
OEM Part #: 17-11-7-573-751 (17117573751)
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Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
Other Coolant Reservoir / Tank that may fit your vehicle
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The Coolant Expansion Tank / Reservoir serves a vital role in the engine cooling system of your BMW Z4, situated at the front of the engine bay. OEM part number 7514401 and alternative Bosch part number 7573751 designate this factory-original component, which safely accommodates the expansion of coolant as it heats. Over time, these tanks can become worn, cracked, or leak, requiring replacement to prevent overheating and coolant loss. This expansion tank interfaces with the radiator and hoses, ensuring optimal engine temperature. Compatible with BMW Z4 models from 2003 to 2008, this tank is essential for proper engine function and longevity in your vehicle's cooling system.
Specifications
| Fits Vehicle Model | Z4 |
| Fits Vehicle Make | BMW |
| OEM Part No | 17-11-7-573-751 (17117573751) |
| Compatible OEM Part No | 7514401 |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 12 vehicle configurations across 1 make, 2003-2008.
View all 12 vehicle configurations — 6 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2003 | BMW | Z4 | Convertible | 2.5L l6 | For vehicles WITH option code S205A |
| 2003 | BMW | Z4 | Convertible | 3.0L l6 | For vehicles WITH option code S205A |
| 2004 | BMW | Z4 | Convertible | 2.5L l6 | For vehicles WITH option code S205A |
| 2004 | BMW | Z4 | Convertible | 3.0L l6 | For vehicles WITH option code S205A |
| 2005 | BMW | Z4 | Convertible | 2.5L l6 | For vehicles WITH option code S205A |
| 2005 | BMW | Z4 | Convertible | 3.0L l6 | For vehicles WITH option code S205A |
| 2006 | BMW | Z4 | Coupe | 3.0L l6 | |
| 2006 | BMW | Z4 | Roadster Convertible | 3.0L l6 | |
| 2007 | BMW | Z4 | Coupe | 3.0L l6 | |
| 2007 | BMW | Z4 | Roadster Convertible | 3.0L l6 | |
| 2008 | BMW | Z4 | Coupe | 3.0L l6 | |
| 2008 | BMW | Z4 | Roadster Convertible | 3.0L l6 |