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Dayco 71775 Radiator Coolant Hose - Lower or Upper
| Brand | Dayco 71775 |
|---|---|
| Position | Lower |
| Color | Black |
| End 1 Inside Diameter | 1 5/16 |
| End 2 Inside Diameter | 1 5/16 |
| Hose Type | Single I.D. Hose |
| Material | EPDM |
| SAE Specification | SAE J20R4 Class D-1, SAE J1684 Type EC |
| Trunk Height | 16 |
| Product line | Curved Radiator Hose |
| Fits | Nissan, Chevrolet, and Pontiac · 13 vehicles |
Curved hose design. Helps route coolant smoothly through the cooling system.
EPDM construction. Built for dependable coolant transfer and heat resistance.
Single I.D. hose. Uniform inside diameter for a consistent fit and flow.
Cross-references ACDelco 24325L, ACDelco 24609L and CARQUEST 22153 for the same application. See all 15.
Dayco 71775 Curved Radiator Hose
Dayco 71775 is a curved radiator coolant hose built for cooling-system service on select Nissan, Chevrolet, and Pontiac applications. Made from EPDM rubber with a black finish, it uses a single I.D. hose design and 1 5/16-inch inside diameters at both ends for a direct replacement-style fit.
The Dayco Curved Radiator Hose line is built for vehicles that need a formed hose shape to route coolant cleanly around engine components. This hose follows the curved path required in the listed applications and meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications.
Key Features
- Part number: 71775
- EPDM construction for coolant-hose service
- Black curved radiator hose design
- 1 5/16-inch inside diameter at both ends
- Single I.D. hose configuration
- Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
- Fits lower and upper radiator hose positions depending on application
Fitment Details
- Fits 2007-2012 Nissan Sentra, lower. Curved radiator hose.
- Fits 1995-1997 Chevrolet Cavalier, upper. Curved radiator hose.
- Fits 1995-1997 Pontiac Sunfire, upper. Curved radiator hose.
- Fits 1996 Chevrolet Corsica, upper. Curved radiator hose.
What This Hose Helps Address
- Cracked or aged radiator hose rubber
- Coolant leaks at a formed hose section
- Improper hose routing in a curved application
- Softening, swelling, or deterioration from heat and coolant exposure
- Replacement needs for a worn Nissan Sentra, Chevrolet Cavalier, Pontiac Sunfire, or Chevrolet Corsica hose
Installation Notes and Tips
Verify the hose position, end diameters, and routing before installation. Match the curved shape to the original hose path and inspect adjoining clamps, necks, and coolant connections for wear or corrosion before refilling the system. This part cross-references ACDelco (e.g., 24325L, 24609L) for the same application.
Quality Assurance
Dayco manufactures this radiator coolant hose to SAE J20R4 Class D-1 and SAE J1684 Type EC requirements for cooling-system service. Confirm fitment against the vehicle’s original hose configuration before installation.
| Year | Make | Model | Transmission | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2012 | Nissan | Sentra | — | 2.0L | L4 | Lower | Curved Radiator Hose |
| 2011 | Nissan | Sentra | — | 2.0L | L4 | Lower | Curved Radiator Hose |
| 2010 | Nissan | Sentra | — | 2.0L | L4 | Lower | Curved Radiator Hose |
| 2009 | Nissan | Sentra | — | 2.0L | L4 | Lower | Curved Radiator Hose |
| 2008 | Nissan | Sentra | — | 2.0L | L4 | Lower | Curved Radiator Hose |
| 2007 | Nissan | Sentra | — | 2.0L | L4 | Lower | Curved Radiator Hose |
| 1997 | Chevrolet | Cavalier | — | 2.2L | L4 | Upper | Curved Radiator Hose |
| 1997 | Pontiac | Sunfire | — | 2.2L | L4 | Upper | Curved Radiator Hose |
| 1996 | Chevrolet | Cavalier | — | 2.2L | L4 | Upper | Curved Radiator Hose |
| 1996 | Chevrolet | Corsica | Automatic | 2.2L | L4 | Upper | Curved Radiator Hose |
| 1996 | Pontiac | Sunfire | — | 2.2L | L4 | Upper | Curved Radiator Hose |
| 1995 | Chevrolet | Cavalier | — | 2.2L | L4 | Upper | Curved Radiator Hose |
| 1995 | Pontiac | Sunfire | — | 2.2L | L4 | Upper | Curved Radiator Hose |
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