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Dayco 72792 Radiator Coolant Hose - Lower
| Brand | Dayco 72792 |
|---|---|
| Position | Lower |
| Material | Epdm |
| Color | Black |
| End 1 Inside Diameter | 1 1/2 |
| End 2 Inside Diameter | 1 1/2 |
| Contains Heat Shield | N |
| Contains Protective Sleeve | N |
| End 1 Outside Diameter | 2 |
| End 2 Outside Diameter | 2 |
| Hose Type | Single i.d. hose |
| SAE Specification | Sae j20r4 class d-1, sae j1684 type ec |
| Trunk Height | 10 |
| Product line | Curved Radiator Hose |
| Fits | BMW · 6 vehicles |
Curved radiator hose. Engineered for a smoother routing path in cooling system applications.
EPDM construction. Offers dependable flexibility and resistance to heat and coolant exposure.
Single I.D. hose. Provides a consistent 1 1/2-inch inside diameter at both ends.
Dayco Curved Radiator Hose for BMW 535i
Dayco Part Number 72792 is a curved radiator coolant hose built for specific BMW lower-cooling-system applications. It uses EPDM construction and a black finish, with 1 1/2-inch inside diameter ends for a direct replacement-style fit on confirmed vehicles.
Key Features
- EPDM rubber construction for coolant hose service
- Black finish for a factory-style appearance
- Single I.D. hose design
- 1 1/2-inch inside diameter at both ends
- 2-inch outside diameter at both ends
- Built to SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
- Curved radiator hose profile for lower hose routing
Product Details
This Dayco curved radiator hose is engineered as a radiator coolant hose for the lower position on select BMW applications. Part Number 72792 is listed for 2008-2010 BMW 535i, 2009-2010 BMW 535i xDrive, and 2008 BMW 535xi in the lower position. The hose line is identified as Dayco Curved Radiator Hose, making it a focused replacement choice for BMW 535i cooling system service.
Dayco’s curved radiator hose line is built around application-specific hose routing and OE-style dimensions. For buyers searching for a lower radiator hose for BMW 535i, BMW 535i xDrive, or BMW 535xi, this hose provides the correct curved layout and end sizing for the listed vehicles. This part number is 72792.
Common Issues This Hose Can Address
- Cracked or aged lower radiator hose material
- Coolant seepage at the hose body or ends
- Softening, swelling, or collapse from heat and pressure
- Incorrect hose routing after prior replacement
- Loss of cooling-system integrity on the listed BMW models
Installation Notes and Tips
Verify the vehicle year, model, and lower-position routing before installation. Inspect the mating necks, clamps, and surrounding cooling components for wear or corrosion before installing the new hose. Confirm that the hose seats fully on both 1 1/2-inch ends and follows the original curved path without twist or kinking.
Compatible With: 2008-2010 BMW 535i, lower; 2009-2010 BMW 535i xDrive, lower; 2008 BMW 535xi, lower. Part Number 72792 should be matched to the confirmed application before service.
Quality Assurance
Dayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements for radiator hose applications. The EPDM construction and application-specific dimensions support consistent fitment for the listed BMW cooling system use cases.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2010 | BMW | 535i | 3.0L | L6 | Lower | Curved Radiator Hose |
| 2010 | BMW | 535i xDrive | — | — | Lower | Curved Radiator Hose |
| 2009 | BMW | 535i | — | — | Lower | Curved Radiator Hose |
| 2009 | BMW | 535i xDrive | — | — | Lower | Curved Radiator Hose |
| 2008 | BMW | 535i | — | — | Lower | Curved Radiator Hose |
| 2008 | BMW | 535xi | — | — | Lower | Curved Radiator Hose |
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