Gates 21842 Radiator Coolant Hose - Lower, Lower - Engine To Pipe or Lower - Engine To Radiator

Reliable Radiator Coolant Hose for Vehicle Cooling Systems

The Gates Molded Coolant Hose 21842 is engineered to provide dependable performance in automotive cooling systems. Designed with durable EPDM material and precise molded construction, this radiator coolant hose ensures a secure fit and long-lasting service life for compatible vehicles.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Molded design for exact fit and reduced risk of leaks
• Contains internal spring reinforcement to prevent collapse under pressure
• End 1 inside diameter: 2.5 inches (64 mm); End 2 inside diameter: 2.86 inches (73 mm)
• Centerline length of 10.5 inches (267 mm) for accurate routing
• 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 precision-engineered hoses designed to meet specific vehicle requirements. These molded hoses offer consistent dimensions and integrated features such as internal springs to maintain hose shape and flow integrity. The 21842 part exemplifies this line’s commitment to durability and fitment accuracy, making it suitable for various automotive radiator applications.

Detailed Product Description

The Gates 21842 radiator coolant hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. This hose features a molded design that ensures a precise fit, reducing the chance of leaks and improving system reliability. The internal spring reinforcement helps maintain hose shape under vacuum or pressure fluctuations, preventing collapse and flow restriction. With end diameters of 2.5 inches (64 mm) and 2.86 inches (73 mm), and a centerline length of 10.5 inches (267 mm), this hose is designed for specific radiator connections requiring these dimensions.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in compatible vehicles
• Prevention of coolant leaks caused by hose degradation or improper fit
• Maintaining proper coolant flow by preventing hose collapse under pressure
• Resolving overheating issues related to compromised coolant hose integrity
• Ensuring secure connections in radiator and engine cooling systems

Installation Notes and Tips

Before installation, verify that the hose dimensions match the vehicle’s radiator and engine connections. The molded design requires proper alignment to ensure a leak-free seal. Inspect hose clamps and replace if necessary to maintain secure fittings. The internal spring reinforcement allows for some flexibility but avoid excessive bending or twisting during installation to preserve hose integrity.

Quality Assurance and Warranty

Gates Molded Coolant Hoses are manufactured to meet stringent quality standards for automotive cooling systems. The EPDM material and molded construction undergo rigorous testing to ensure durability and performance. While specific warranty details for part number 21842 are not provided here, Gates typically offers warranties covering defects in material and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.