Gates 21989 Radiator Coolant Hose - Upper - Engine To Radiator

Reliable Radiator Coolant Hose for Efficient Cooling

The Gates Molded Coolant Hose 21989 is engineered to provide durable and consistent performance in your vehicle's cooling system. Designed with precision, this radiator coolant hose ensures optimal coolant flow and heat dissipation for reliable engine operation.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Molded design for precise fit and secure connections
• Consistent 1.93 inch (49 mm) inside diameter on both ends
• Centerline length of 40.3 inches (1024 mm) for accurate fitment
• Free of internal springs and quick connect fittings for straightforward installation

Durable EPDM Material and Molded Construction

This radiator coolant hose is made from EPDM (ethylene propylene diene monomer) rubber, known for its excellent resistance to heat, ozone, and coolant chemicals. The molded construction of the Gates Molded Coolant Hose line ensures a precise shape that matches OEM specifications, reducing the risk of leaks and improving overall cooling system reliability. The part number 21989 features a consistent inside diameter of 1.93 inches (49 mm) on both ends, making it suitable for applications requiring this specific size and length.

Applications and Common Cooling System Issues Addressed

• Replacement for worn or cracked radiator coolant hoses
• Prevents coolant leaks that can cause engine overheating
• Restores proper coolant flow in vehicles with damaged hoses
• Eliminates hose collapse or deformation under pressure
• Maintains cooling system integrity for consistent engine temperature regulation

Installation Notes and Tips

Ensure the engine is cool before removing the old hose to avoid burns. Verify the inside diameter and length match your vehicle’s requirements. The molded design of the Gates 21989 hose allows for a direct replacement without modification. Use appropriate clamps to secure the hose ends and check for leaks after installation.

Quality Assurance and Warranty Information

Gates is a recognized manufacturer of automotive cooling components, and the Molded Coolant Hose product line is designed to meet or exceed OEM standards. While specific warranty details for part number 21989 are not provided here, Gates products typically come with manufacturer-backed quality assurance to ensure durability and performance in demanding automotive environments.