Gates 21854 Radiator Coolant Hose - Upper, Upper - Engine To Pipe or Upper - Engine To Radiator

Overview of Gates Molded Coolant Hose 21854

The Gates Molded Coolant Hose part number 21854 is engineered for reliable radiator coolant transfer in various vehicle applications. Constructed from durable EPDM material, this molded radiator coolant hose is designed to maintain optimal engine temperature and prevent leaks under demanding conditions.

• Made from high-quality EPDM rubber for heat and chemical resistance
• Molded design ensures precise fit and durability
• Contains an internal spring to prevent hose collapse
• End 1 and End 2 inside diameters measure 2 inches (51 mm)
• Centerline length of 35.7 inches (907 mm) for accurate fitment
• Zero branches and quick connect fittings for straightforward installation

Detailed Product Description

The Gates Molded Coolant Hose 21854 is a molded radiator coolant hose crafted from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids. This hose features a molded construction that provides a precise shape and fit, reducing the risk of leaks and improving coolant flow efficiency. The internal spring reinforcement prevents hose collapse under vacuum or pressure fluctuations, ensuring consistent coolant circulation. Both ends of the hose have an inside diameter of 2 inches (51 mm), making it compatible with standard radiator and engine fittings. With a centerline length of 35.7 inches (907 mm), this hose is designed to meet specific vehicle requirements where exact length and diameter are critical.

About the Molded Coolant Hose Product Line

The Gates Molded Coolant Hose line focuses on delivering pre-formed hoses that match OEM specifications for coolant systems. These molded hoses simplify installation by eliminating the need for bending or shaping, which can compromise hose integrity. The product line emphasizes durability and fitment accuracy, making it suitable for a range of automotive cooling applications.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses
• Prevention of coolant leaks caused by hose collapse or deformation
• Maintaining proper coolant flow to avoid engine overheating
• Addressing hose failures due to chemical or heat degradation
• Ensuring secure connections with molded ends and spring reinforcement

Installation Notes and Tips

When installing the Gates Molded Coolant Hose 21854, ensure the hose is routed without sharp bends or kinks to maintain coolant flow. Verify that the 2-inch (51 mm) inside diameter matches the vehicle’s radiator and engine fittings. The molded shape should align with the original hose path for proper fitment. The internal spring helps maintain hose shape, so avoid compressing or twisting the hose during installation.

Quality Assurance and Warranty

Gates manufactures the Molded Coolant Hose 21854 to meet stringent quality standards, ensuring durability and performance in automotive cooling systems. The EPDM material and molded design contribute to long service life under typical operating conditions. Warranty details are provided by Gates and should be confirmed at the time of purchase.