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URO 17111723521 Engine Coolant Reservoir Hose
| Brand | URO 17111723521 |
|---|---|
| Fits | BMW · 32 vehicles |
OE-shaped design. Precision-molded for easy installation.
Heat-resistant EPDM. Built to resist ozone and electrochemical degradation.
Guaranteed fitment. Made for a direct replacement application.
Cross-references Rein CHR0113R, URO 17111723521 and VAICO V20-1779 for the same application. See all 9.
Engine Coolant Reservoir Hose for BMW Cooling Repair
This URO engine coolant reservoir hose is a direct-fit replacement for BMW cooling system service. It is precision-molded to match the OE recovery tank hose shape for straightforward installation and reliable routing between the expansion tank and radiator.
- Direct-fit engine coolant reservoir hose for BMW cooling system repair
- Precision-molded to OE recovery tank hose shape
- Heat- and ozone-resistant construction
- ECD-resistant EPDM rubber helps resist electrolysis-related breakdown
- Temperature rating from -40°F to 275°F (-40°C to 135°C)
- 24 Month Unlimited Mileage Warranty
Fitment and Application Details
Compatible with select BMW models, including Fits 1997-2002 BMW Z3, N/A; Fits 1998-1999 BMW 323i, N/A; Fits 1998-1999 BMW 323is, N/A; Fits 1996-1999 BMW 328i, N/A; Fits 1996-1999 BMW 328is, N/A; Fits 1995-1999 BMW M3, N/A; Fits 1992-1995 BMW 325i, N/A; and Fits 1992-1995 BMW 325is, N/A. This part number, 17111723521, is also referenced for BMW cooling system applications under OE-style cross references.
Part number 17111723521 is built for the hose path from the expansion tank to the radiator, making it a practical replacement when the original hose is cracked, hardened, or leaking. The EPDM material is selected for resistance to engine heat, ozone exposure, and electrochemical degradation, which helps maintain hose integrity in demanding cooling system conditions. This URO 17111723521 hose supports proper coolant transfer in BMW Z3, M3, 325i, 325is, 328i, 328is, 323i, and 323is applications.
Common Problems This Hose Can Address
- Coolant seepage at the expansion tank-to-radiator hose connection
- Cracked or brittle rubber from age and heat cycling
- Softening or swelling caused by coolant exposure
- Cooling system leaks that trigger low coolant warnings
- Improper hose fit after a previous repair
Installation Notes
Inspect the hose ends, expansion tank neck, and radiator connection points before installation. Replace any damaged clamps or worn sealing surfaces as needed, and verify the hose follows the original routing without twisting or kinking. After installation, refill and bleed the cooling system according to BMW service procedures.
Quality Assurance
URO backs this coolant reservoir hose with a 24 Month Unlimited Mileage Warranty. The molded shape, temperature resistance, and ECD-resistant EPDM construction are intended to support dependable service in BMW cooling system repairs.
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2002 | BMW | Z3 | — | 3.2L | L6 | N/A | From Expansion Tank To Radiator |
| 2001 | BMW | Z3 | — | 3.2L | L6 | N/A | From Expansion Tank To Radiator |
| 2000 | BMW | Z3 | — | 3.2L | L6 | N/A | From Expansion Tank To Radiator |
| 1999 | BMW | 323i | Convertible | — | — | N/A | From Expansion Tank To Radiator |
| 1999 | BMW | 323is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1999 | BMW | 328i | Convertible | — | — | N/A | From Expansion Tank To Radiator |
| 1999 | BMW | 328is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1999 | BMW | M3 | — | — | — | N/A | From Expansion Tank To Radiator |
| 1999 | BMW | Z3 | — | 3.2L | L6 | N/A | From Expansion Tank To Radiator |
| 1998 | BMW | 323i | — | — | — | N/A | From Expansion Tank To Radiator |
| 1998 | BMW | 323is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1998 | BMW | 328i | — | — | — | N/A | From Expansion Tank To Radiator |
| 1998 | BMW | 328is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1998 | BMW | M3 | — | — | — | N/A | From Expansion Tank To Radiator |
| 1998 | BMW | Z3 | — | 2.8L | L6 | N/A | From Expansion Tank To Radiator |
| 1998 | BMW | Z3 | — | 3.2L | L6 | N/A | From Expansion Tank To Radiator |
| 1997 | BMW | 328i | — | — | — | N/A | From Expansion Tank To Radiator |
| 1997 | BMW | 328is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1997 | BMW | M3 | — | — | — | N/A | From Expansion Tank To Radiator |
| 1997 | BMW | Z3 | — | 2.8L | L6 | N/A | From Expansion Tank To Radiator |
| 1996 | BMW | 328i | — | — | — | N/A | From Expansion Tank To Radiator |
| 1996 | BMW | 328is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1996 | BMW | M3 | — | — | — | N/A | From Expansion Tank To Radiator |
| 1995 | BMW | 325i | — | — | — | N/A | From Expansion Tank To Radiator |
| 1995 | BMW | 325is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1995 | BMW | M3 | — | — | — | N/A | From Expansion Tank To Radiator |
| 1994 | BMW | 325i | — | — | — | N/A | From Expansion Tank To Radiator |
| 1994 | BMW | 325is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1993 | BMW | 325i | Sedan | — | — | N/A | From Expansion Tank To Radiator |
| 1993 | BMW | 325is | — | — | — | N/A | From Expansion Tank To Radiator |
| 1992 | BMW | 325i | Sedan | — | — | N/A | From Expansion Tank To Radiator |
| 1992 | BMW | 325is | — | — | — | N/A | From Expansion Tank To Radiator |
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