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Gates 21979 Radiator Coolant Hose - Upper
| Brand | Gates 21979 |
|---|---|
| Position | Upper |
| 0 | |
| Yes | |
| Branch Quantity | 0 |
| Centerline Length | 19.1 |
| Centerline Length | 485 |
| Contains Spring | No |
| End 1 Inside Diameter | 1.22 |
| End 1 Inside Diameter | 31 |
| End 2 Inside Diameter | 1.34 |
| End 2 Inside Diameter | 34 |
| Material | EPDM |
| Modular Hose | No |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
| Product line | Molded Coolant Hose |
| Fits | Volvo · 5 vehicles |
OEM-quality specifications. Built to match replacement needs with a molded coolant hose design.
EPDM construction. Offers durable material choice for coolant applications.
Molded design. Helps provide a precise hose shape for easier replacement.
Cross-references Edelmann 8669, Gates 21979 and URO 3547147 for the same application. See all 8.
Gates 21979 Molded Coolant Hose
The Gates 21979 molded coolant hose is a direct-fit radiator coolant hose for select Volvo applications. Built from EPDM and formed to OEM-style dimensions, it supports upper cooling-system routing on the vehicles listed below.
Key Features
- EPDM construction for coolant-system durability
- Molded shape for accurate routing and fit
- End 1 inside diameter: 1.22 in. (31 mm)
- End 2 inside diameter: 1.34 in. (34 mm)
- Centerline length: 19.1 in. (485 mm)
- No spring and no quick-connect fittings
- Upper radiator coolant hose application
Product Details
Gates Molded Coolant Hose part number 21979 is part of the Gates Molded Coolant Hose line, a replacement hose range built for upper, lower, bypass, heater, and other coolant-system routes. This hose follows OEM-quality specifications and is shaped for the cooling-system path used on select Volvo 740 and Volvo 940 models. If you are replacing a worn upper radiator hose on a 1992 Volvo 740 or a 1992-1995 Volvo 940, Gates 21979 provides the correct molded profile for the application.
This part cross-references URO 3547147 for the same application.
Common Problems This Hose Can Address
- Coolant leaks from cracked or aged hose material
- Softening, swelling, or collapse in the upper radiator hose
- Poor hose routing caused by a distorted original hose
- Cooling-system service needs on a 1992 Volvo 740 or 1992-1995 Volvo 940
- Replacement of a molded hose that no longer holds its original shape
Installation Notes and Tips
Verify the hose routing, end diameters, and centerline length against the removed part before installation. Inspect the radiator neck, thermostat housing, and adjoining clamps for wear or corrosion, and confirm the hose seats fully without twisting. For best results, refill and bleed the cooling system according to the vehicle service procedure after installation.
Quality Assurance
Gates manufactures this molded coolant hose to OEM-quality specifications for the listed Volvo fitments. The molded construction and EPDM material support consistent fit and dependable cooling-system service.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1995 | Volvo | 940 | 2.3L | L4 | GAS | Upper | Molded Coolant Hose |
| 1994 | Volvo | 940 | 2.3L | L4 | GAS | Upper | Molded Coolant Hose |
| 1993 | Volvo | 940 | 2.3L | L4 | GAS | Upper | Molded Coolant Hose |
| 1992 | Volvo | 740 | 2.3L | L4 | GAS | Upper | Molded Coolant Hose |
| 1992 | Volvo | 940 | 2.3L | L4 | GAS | Upper | Molded Coolant Hose |
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