Gates 22365 Radiator Coolant Hose - Lower

Overview of Gates Molded Coolant Hose 22365

The Gates Molded Coolant Hose 22365 is engineered for reliable cooling system performance in Chevrolet Express 3500 and GMC Savana 3500 vehicles. Constructed from durable EPDM material, this radiator coolant hose ensures consistent heat resistance and flexibility under demanding conditions.

• Material: EPDM for heat and chemical resistance
• End 1 Inside Diameter: 1.52 inches (39 mm)
• End 2 Inside Diameter: 1.77 inches (45 mm)
• Centerline Length: 27.6 inches (701 mm)
• Molded design for precise fit and durability
• No spring reinforcement included
• Compatible with Chevrolet Express 3500 and GMC Savana 3500

Details on the Molded Coolant Hose Product Line

The Molded Coolant Hose line by Gates focuses on delivering hoses that are pre-formed to exact specifications, reducing installation time and improving fitment accuracy. This product line is designed to meet OEM standards for coolant hoses, providing consistent performance and durability in heavy-duty applications such as the Chevrolet Express 3500 and GMC Savana 3500.

Technical Description of Part Number 22365

The Gates 22365 radiator coolant hose is molded from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. The hose features two different inside diameters—1.52 inches (39 mm) on one end and 1.77 inches (45 mm) on the other—allowing it to connect specific radiator and engine components securely. With a centerline length of 27.6 inches (701 mm), this hose is designed to fit the cooling system layout of Chevrolet Express 3500 and GMC Savana 3500 models without modification. The molded construction ensures a precise shape that maintains coolant flow and reduces the risk of leaks or kinks.

Common Applications and Problem Solving

• Replacement of worn or cracked radiator coolant hoses in Chevrolet Express 3500 and GMC Savana 3500
• Resolving coolant leaks caused by hose degradation or swelling
• Addressing overheating issues due to restricted coolant flow
• Upgrading to a molded hose for improved fit and reduced installation errors
• Maintaining proper coolant system pressure and preventing hose collapse

Installation Notes and Tips

Ensure the engine is cool before removing the old hose to avoid burns. Verify the hose orientation matches the molded shape of part number 22365 for proper fitment. Use appropriate clamps to secure each end, matching the specified inside diameters of 1.52 inches and 1.77 inches. Inspect adjacent components for wear or damage during installation. No spring reinforcement is included, so avoid over-tightening clamps to prevent hose damage.

Quality Assurance and Warranty

Gates Molded Coolant Hose 22365 is manufactured to meet or exceed OEM specifications for durability and performance. The EPDM material provides resistance to heat, ozone, and coolant chemicals, ensuring long service life. While specific warranty details are not provided, Gates products typically come with a limited warranty against defects in material and workmanship when used as intended.