Gates 21845 Radiator Coolant Hose - Lower or Upper - Engine To Radiator

Reliable Radiator Coolant Hose for Efficient Cooling

The Gates Molded Coolant Hose 21845 is engineered to provide dependable performance in your vehicle's cooling system. Designed with durable EPDM material and a molded construction, this radiator coolant hose ensures a secure fit and long-lasting service life.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Molded design for precise fit and reduced risk of leaks
• Contains an internal spring to prevent hose collapse under vacuum
• End 1 and End 2 inside diameters measure 2 inches (51 mm)
• Centerline length of 27.5 inches (699 mm) for accurate fitment
• Zero branch quantity and no quick connect fittings for 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 layouts. This reduces installation time and improves reliability by minimizing the need for hose bending or modification. The 21845 part number is part of this line, offering a molded radiator coolant hose designed to meet OEM specifications and maintain optimal coolant flow.

Detailed Product Description

This radiator coolant hose features EPDM construction, known for its resistance to heat, ozone, and coolant chemicals, making it suitable for extended use in demanding engine environments. The molded shape ensures a precise fit, reducing stress on hose connections and preventing leaks. An internal spring reinforcement helps maintain hose shape and prevents collapse during engine vacuum conditions. With a centerline length of 27.5 inches and consistent 2-inch (51 mm) inside diameters on both ends, this hose is designed for compatibility with specific vehicle cooling systems requiring these dimensions.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses
• Resolving coolant leaks caused by hose deterioration
• Preventing hose collapse under vacuum conditions
• Maintaining proper coolant flow to avoid engine overheating
• Ensuring secure connections in molded hose configurations

Installation Notes and Tips

Before installation, verify that the hose dimensions match your vehicle’s specifications. The molded design requires proper alignment to ensure a leak-free fit. Inspect hose clamps and replace if necessary to maintain secure connections. The internal spring reinforcement allows the hose to maintain shape under vacuum, but care should be taken to avoid twisting or kinking during installation.

Quality Assurance and Warranty

Gates Molded Coolant Hose 21845 is manufactured to meet stringent quality standards, ensuring durability and performance. The EPDM material and molded construction contribute to long service life. While specific warranty details are not provided, Gates products typically adhere to industry standards for reliability and are backed by the brand’s commitment to quality.