Gates 21938 Radiator Coolant Hose - Upper

Reliable Radiator Coolant Hose for Efficient Cooling

The Gates Molded Coolant Hose 21938 is designed to provide dependable performance in your vehicle's cooling system. Engineered with durable EPDM material, this radiator coolant hose ensures consistent coolant flow and heat resistance for optimal engine operation.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Molded design for precise fit and secure connections
• Centerline length of 18.2 inches (462 mm) for accurate replacement
• Consistent inside diameter of 1.94 inches (49 mm) on both ends
• Does not contain a spring or quick connect fittings, ensuring straightforward installation

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 leaks or improper fitment. The 21938 part number is part of this line, offering a molded radiator coolant hose that maintains system integrity and durability.

Detailed Product Description

This radiator coolant hose features a molded construction that matches the original equipment specifications for a precise fit. Made from EPDM, it resists heat, ozone, and coolant chemicals, which helps extend the hose's service life. Both ends have an inside diameter of 1.94 inches (49 mm), making it suitable for vehicles requiring this size. The centerline length of 18.2 inches (462 mm) ensures proper routing within the engine bay without kinks or stress points. The absence of springs and quick connect fittings means the hose is designed for traditional clamp connections, providing a secure seal.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses
• Resolving coolant leaks caused by hose degradation
• Maintaining proper coolant flow to prevent engine overheating
• Ensuring compatibility with vehicles requiring a 1.94 inch (49 mm) hose diameter
• Upgrading to a molded hose for improved fit and reliability

Installation Notes and Tips

Before installation, verify the hose dimensions and compare with the original part to ensure compatibility. Use appropriate clamps to secure both ends of the hose firmly. Avoid twisting or stretching the hose during installation to maintain its molded shape. Inspect the cooling system for any additional wear or damage while replacing the hose to ensure overall system reliability.

Quality Assurance and Warranty

Gates Molded Coolant Hose 21938 is manufactured to meet strict quality standards for durability and performance. The EPDM material and molded design contribute to long-lasting service life under normal operating conditions. Please refer to Gates' official warranty policy for specific coverage details related to this part.