OE Quality
60-Day Returns

Gates 22790 Radiator Coolant Hose - Lower
Overview of Gates Molded Coolant Hose 22790
The Gates Molded Coolant Hose 22790 is designed specifically for Ford Explorer and Mercury Mountaineer models. Constructed from durable EPDM material, this radiator coolant hose ensures reliable performance in your vehicle's cooling system.
- Made from high-quality EPDM for heat and chemical resistance
- Molded design for precise fit and durability
- Centerline length of 16.5 inches (419 mm) for exact replacement
- Consistent inside diameter of 1.44 inches (37 mm) on both ends
- Compatible with Ford Explorer and Mercury Mountaineer vehicles
About the Molded Coolant Hose Product Line
The Gates Molded Coolant Hose line focuses on providing pre-formed hoses that match original equipment specifications. This eliminates the need for bending or shaping during installation, reducing the risk of leaks or premature wear. The molded construction of part number 22790 ensures a secure and precise fit for the cooling systems of Ford Explorer and Mercury Mountaineer models.
Detailed Product Description
This radiator coolant hose is engineered from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids. The hose features a molded shape that matches the original equipment contours, providing a direct fit without modification. Both ends have an inside diameter of 1.44 inches (37 mm), ensuring compatibility with the vehicle's cooling system connections. With a centerline length of 16.5 inches (419 mm), the hose fits precisely within the engine bay layout of the specified Ford and Mercury models. The hose does not contain any springs or quick connect fittings, maintaining a straightforward design for durability and ease of maintenance.
Common Applications and Problem Solving
- Replacement of worn or cracked radiator coolant hoses in Ford Explorer and Mercury Mountaineer
- Resolving coolant leaks caused by hose degradation or damage
- Preventing overheating issues due to compromised coolant flow
- Restoring proper coolant circulation in the vehicle's cooling system
- Eliminating hose collapse or kinking with a molded, durable design
Installation Notes and Tips
Ensure the engine is cool before beginning installation to avoid burns or injury. Remove the old hose carefully, inspecting the connecting fittings for corrosion or damage. Clean the hose connections thoroughly before installing the Gates Molded Coolant Hose 22790. Secure clamps should be tightened evenly to prevent leaks but avoid over-tightening which can damage the hose. Verify proper routing to prevent contact with moving parts or excessive heat sources.
Quality Assurance and Warranty
Gates manufactures the Molded Coolant Hose 22790 to meet or exceed OEM standards for durability and performance. The EPDM material and molded construction provide resistance to heat, pressure, and automotive fluids. While specific warranty details are not provided here, Gates typically offers coverage against manufacturing defects. Refer to the product packaging or official Gates documentation for exact warranty terms.
| Brand | Gates |
|---|---|
| Part Number | 22790 |
| Position | Molded Coolant Hose, Lower |
| 0 | |
| Yes | |
| Branch Quantity | 0 |
| Centerline Length | 16.5 |
| Centerline Length | 419 |
| Contains Spring | No |
| End 1 Inside Diameter | 1.44 |
| End 1 Inside Diameter | 37 |
| End 2 Inside Diameter | 1.44 |
| End 2 Inside Diameter | 37 |
| Material | EPDM |
| Modular Hose | No |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2005 | Ford | Explorer | 4.6L | V8 | GAS | Lower | Molded Coolant Hose |
| 2005 | Mercury | Mountaineer | 4.6L | V8 | GAS | Lower | Molded Coolant Hose |
| 2004 | Ford | Explorer | 4.6L | V8 | GAS | Lower | Molded Coolant Hose |
| 2004 | Mercury | Mountaineer | 4.6L | V8 | GAS | Lower | Molded Coolant Hose |
| 2003 | Ford | Explorer | 4.6L | V8 | GAS | Lower | Molded Coolant Hose |
| 2003 | Mercury | Mountaineer | 4.6L | V8 | GAS | Lower | Molded Coolant Hose |
| 2002 | Ford | Explorer | 4.6L | V8 | GAS | Lower | Molded Coolant Hose |
| 2002 | Mercury | Mountaineer | 4.6L | V8 | GAS | Lower | Molded Coolant Hose |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.