Gates 20846 Radiator Coolant Hose - Upper

Overview of Gates Molded Coolant Hose 20846

The Gates Molded Coolant Hose 20846 is engineered for reliable radiator coolant transfer in various automotive applications. Constructed from durable EPDM material, this molded radiator coolant hose offers precise fitment and long-lasting performance for vehicles requiring specific hose dimensions.

• Material: EPDM for heat and chemical resistance
• End 1 Inside Diameter: 2 inches (51 mm)
• End 2 Inside Diameter: 2.25 inches (57 mm)
• Centerline Length: 23 inches (584 mm)
• Molded design for exact fit and durability
• No spring reinforcement included
• No quick connect fittings or branches

Detailed Product Description

The Gates Molded Coolant Hose 20846 is part of the Molded Coolant Hose product line, designed to meet stringent automotive cooling system requirements. This hose is molded from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals, ensuring consistent performance under demanding engine conditions. The hose features two different inside diameters—2 inches (51 mm) on one end and 2.25 inches (57 mm) on the other—allowing it to connect components with varying sizes. With a centerline length of 23 inches (584 mm), it is tailored for specific radiator coolant routing without the need for additional modifications.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in compatible vehicles
• Resolving coolant leaks caused by hose degradation or swelling
• Maintaining proper coolant flow to prevent engine overheating
• Ensuring secure connections between radiator and engine components with mismatched diameters
• Upgrading to a molded hose for improved fit and reduced risk of hose collapse

Installation Notes and Tips

When installing the Gates Molded Coolant Hose 20846, ensure the hose is routed without kinks or sharp bends to maintain optimal coolant flow. Verify that the hose ends match the radiator and engine fittings by checking the inside diameters of 2 inches and 2.25 inches respectively. Use appropriate clamps to secure the hose ends firmly, but avoid overtightening which can damage the hose. Since this hose does not contain a spring reinforcement, extra care should be taken to prevent hose collapse under vacuum conditions.

Quality Assurance and Warranty

Gates is a recognized manufacturer of automotive cooling components, and the Molded Coolant Hose 20846 is produced to meet industry standards for durability and performance. The EPDM material and molded construction contribute to the hose's resistance to heat, pressure, and coolant chemicals. While specific warranty details are not provided, Gates products typically come with manufacturer-backed quality assurance to support reliable operation in compatible vehicles.