OE Quality
60-Day Returns

Gates 23689 Radiator Coolant Hose - Lower
Overview of Gates Molded Coolant Hose 23689
The Gates Molded Coolant Hose 23689 is designed specifically for Dodge Durango and Jeep Grand Cherokee vehicles. This radiator coolant hose is engineered to provide reliable coolant flow and maintain optimal engine temperature under various driving conditions.
- Constructed from durable EPDM material for heat and chemical resistance
- Molded design ensures precise fit and leak-free connections
- End 1 inside diameter: 1.5 inches (38 mm)
- End 2 inside diameter: 1.75 inches (44 mm)
- Centerline length of 18.4 inches (467 mm) for accurate routing
- Contains no internal spring, reducing potential clogging
- Compatible with Dodge Durango and Jeep Grand Cherokee models
About the Molded Coolant Hose Product Line
The Gates Molded Coolant Hose line focuses on delivering pre-formed hoses that match original equipment specifications. These molded hoses simplify installation by eliminating the need for bending or shaping, ensuring consistent coolant flow and reducing the risk of leaks. The 23689 part benefits from this precise molding process, providing a direct replacement for the radiator coolant hose in compatible Dodge and Jeep vehicles.
Detailed Product Description
This radiator coolant hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids. The molded construction of part number 23689 guarantees a secure fit with end diameters of 1.5 inches (38 mm) and 1.75 inches (44 mm), accommodating the specific coolant system connections on Dodge Durango and Jeep Grand Cherokee models. With a centerline length of 18.4 inches (467 mm), this hose maintains proper coolant flow and routing without kinks or stress points. The absence of an internal spring reduces the risk of blockage and extends hose life.
Common Applications and Problem Solving
- Replacement of worn or cracked radiator coolant hoses in Dodge Durango and Jeep Grand Cherokee
- Resolving coolant leaks caused by hose degradation or improper fit
- Preventing engine overheating due to compromised coolant flow
- Eliminating hose collapse or deformation under pressure
- Ensuring reliable coolant circulation in aging cooling systems
Installation Notes and Tips
- Verify compatibility with your specific Dodge Durango or Jeep Grand Cherokee model year before installation
- Inspect hose connections and clamps for wear and replace if necessary
- Ensure the hose is routed without twists or sharp bends to maintain coolant flow
- Use proper tools to avoid damaging the molded hose during installation
- Check for leaks after installation and during initial engine operation
Quality Assurance and Warranty
The Gates Molded Coolant Hose 23689 is manufactured to meet or exceed OEM standards for durability and performance. Made from high-quality EPDM material, it offers resistance to heat, pressure, and automotive fluids. While specific warranty details are not provided, Gates products typically come with a limited warranty against defects in material and workmanship, ensuring confidence in replacement parts for Dodge Durango and Jeep Grand Cherokee vehicles.
| Brand | Gates |
|---|---|
| Part Number | 23689 |
| Position | Molded Coolant Hose, Lower |
| 0 | |
| Yes | |
| Branch Quantity | 0 |
| Centerline Length | 18.4 |
| Centerline Length | 467 |
| Contains Spring | No |
| End 1 Inside Diameter | 1.5 |
| End 1 Inside Diameter | 38 |
| End 2 Inside Diameter | 1.75 |
| End 2 Inside Diameter | 44 |
| Material | EPDM |
| Modular Hose | No |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
This part fits 21 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2020 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2020 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2019 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2019 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2018 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2018 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2017 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2017 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2016 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2016 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2015 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2015 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2014 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2014 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2013 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2013 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2013 | Jeep | Grand Cherokee | 6.4L | V8 | GAS | Lower | Molded Coolant Hose |
| 2012 | Dodge | Durango | 5.7L | V8 | GAS | Lower | W/O H.D. Cool.; Molded Coolant Hose |
| 2012 | Jeep | Grand Cherokee | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2011 | Dodge | Durango | 5.7L | V8 | GAS | Lower | Molded Coolant Hose |
| 2011 | Jeep | Grand Cherokee | 5.7L | 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.