OE Quality
60-Day Returns

Gates 23718 Radiator Coolant Hose - Lower
Overview of Gates Molded Coolant Hose 23718
The Gates Molded Coolant Hose 23718 is designed specifically for Cadillac CTS models, providing reliable radiator coolant flow. Made from durable EPDM material, this molded radiator coolant hose ensures consistent performance under various operating conditions.
- Constructed from high-quality EPDM for heat and chemical resistance
- Molded design for precise fit and durability
- Centerline length of 33 inches (838 mm) for accurate installation
- End 1 and End 2 inside diameters both measure 1.31 inches (33 mm)
- Does not contain a spring or quick connect fittings
Detailed Product Description
This radiator coolant hose from Gates is part of the Molded Coolant Hose product line, which focuses on delivering hoses that are pre-formed to exact specifications for specific vehicle applications. The molded construction of part number 23718 eliminates the need for bending or shaping during installation, reducing the risk of kinks or leaks. The EPDM material offers excellent resistance to heat, ozone, and coolant chemicals, making it suitable for the thermal demands of the Cadillac CTS cooling system.
Compatible Vehicles and Applications
The Gates Molded Coolant Hose 23718 is compatible with Cadillac CTS models, ensuring a precise fit and reliable coolant flow. This hose is designed to replace original equipment radiator coolant hoses that match the specified dimensions and material properties.
- Prevents coolant leaks caused by cracked or worn hoses
- Replaces hoses with improper fit or damaged molded shapes
- Addresses overheating issues related to coolant flow restrictions
- Eliminates hose collapse or deformation under pressure
- Restores proper coolant circulation in the radiator system
Installation Notes and Tips
When installing the Gates Molded Coolant Hose 23718, ensure the engine is cool to avoid burns or injury. Verify that the hose dimensions match the original part, particularly the 1.31 inch (33 mm) inside diameters at both ends and the 33 inch (838 mm) centerline length. Avoid twisting or stretching the hose during installation to maintain its molded shape and integrity.
Quality Assurance and Warranty
Gates is a recognized manufacturer of automotive hoses and belts, known for meeting industry standards. The Molded Coolant Hose 23718 is manufactured to strict quality controls to ensure durability and performance. While specific warranty details are not provided, Gates products typically come with manufacturer-backed warranties covering defects in materials and workmanship.
| Brand | Gates |
| Part Number | 23718 |
| Position | Molded Coolant Hose, Lower |
| Material | Epdm |
| End 1 Inside Diameter | 1.31 |
| End 1 Inside Diameter | 33 |
| End 2 Inside Diameter | 1.31 |
| End 2 Inside Diameter | 33 |
| Contains Spring | No |
| Centerline Length | 33 |
| Centerline Length | 838 |
| Branch Quantity | 0 |
| 9839 | Yes |
| 9845 | 0 |
| Modular Hose | No |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2014 | Cadillac | CTS | 3.0L | V6 | GAS | Lower | Molded Coolant Hose |
| 2014 | Cadillac | CTS | 3.6L | V6 | FLEX | Lower | Molded Coolant Hose |
| 2014 | Cadillac | CTS | 3.6L | V6 | GAS | Lower | Molded Coolant Hose |
| 2013 | Cadillac | CTS | 3.0L | V6 | GAS | Lower | Molded Coolant Hose |
| 2013 | Cadillac | CTS | 3.6L | V6 | FLEX | Lower | Molded Coolant Hose |
| 2013 | Cadillac | CTS | 3.6L | V6 | GAS | Lower | Molded Coolant Hose |
| 2012 | Cadillac | CTS | 3.0L | V6 | GAS | Lower | Molded Coolant Hose |
| 2012 | Cadillac | CTS | 3.6L | V6 | GAS | Lower | Molded Coolant Hose |
| 2011 | Cadillac | CTS | 3.0L | V6 | GAS | Lower | Molded Coolant Hose |
| 2011 | Cadillac | CTS | 3.6L | V6 | GAS | Lower | Molded Coolant Hose |
| 2010 | Cadillac | CTS | 3.0L | V6 | GAS | Lower | Molded Coolant Hose |
| 2010 | Cadillac | CTS | 3.6L | V6 | 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.