Gates 21404 Radiator Coolant Hose

Reliable Radiator Coolant Hose for Multiple Vehicle Makes

The Gates Molded Coolant Hose 21404 is engineered to provide dependable cooling system performance for a variety of vehicles including Acura, Chevrolet, Dodge, Honda, Nissan, Subaru, Toyota, and more. Designed with precision molding and durable EPDM material, this radiator coolant hose ensures a secure fit and long-lasting service.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Molded design for precise fit and leak prevention
• Centerline length of 11.3 inches (287 mm) for accurate installation
• Consistent inside diameter of 1.06 inches (27 mm) on both ends
• Compatible with multiple makes and models including Acura B9 Tribeca, Chevrolet Metro, Dodge Charger, Honda Civic, Nissan Sentra, Subaru Outback, Toyota Tercel, and others

About the Gates Molded Coolant Hose Product Line

The Molded Coolant Hose line by Gates focuses on delivering hoses that are pre-formed to match specific vehicle cooling system requirements. This eliminates the need for bending or shaping during installation, reducing the risk of kinks or leaks. The molded construction of part number 21404 ensures consistent performance and durability across its compatible vehicle applications.

Product Details and Specifications

This radiator coolant hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. Both ends of the hose have an inside diameter of 1.06 inches (27 mm), providing a uniform connection to radiator and engine fittings. The hose measures 11.3 inches (287 mm) in centerline length, designed to fit precisely without stretching or compressing. The hose does not contain any internal springs or quick connect fittings, maintaining a straightforward and reliable design.

Common Applications and Problem Solving

• Replacement of worn or cracked radiator coolant hoses in Acura B9 Tribeca and Subaru Tribeca models
• Addressing coolant leaks caused by deteriorated hoses in Honda Civic and Nissan Sentra vehicles
• Restoring proper coolant flow in Chevrolet Metro and Pontiac Sunrunner cooling systems
• Preventing overheating issues related to damaged or collapsed hoses in Toyota Tercel and Dodge Charger
• Ensuring secure coolant connections in Suzuki Sidekick and Plymouth Turismo models

Installation Notes and Tips

Before installation, verify the hose dimensions and compatibility with your specific vehicle model. Ensure the cooling system is cool and depressurized to avoid injury. Remove the old hose carefully, inspecting the connecting fittings for corrosion or damage. Install the Gates Molded Coolant Hose 21404 by aligning the molded shape with the vehicle’s coolant routing. Secure clamps should be tightened evenly to prevent leaks without damaging the hose.

Quality Assurance and Warranty

Gates manufactures the Molded Coolant Hose 21404 to meet or exceed OEM specifications, ensuring reliable performance and durability. The EPDM material and molded construction contribute to resistance against heat, pressure, and coolant chemicals. While specific warranty details are not provided, Gates products typically come with manufacturer-backed quality assurance to support long-term use in compatible Acura, Chevrolet, Dodge, Honda, Nissan, Subaru, Toyota, and other vehicles.