Gates 21734 Radiator Coolant Hose - Lower - Pipe To Radiator

Overview of Gates Molded Coolant Hose 21734

The Gates Molded Coolant Hose 21734 is designed specifically for Nissan vehicles, including the D21, Pathfinder, and Pickup models. Constructed from durable EPDM material, this radiator coolant hose ensures reliable performance in your vehicle's cooling system.

• Made from high-quality EPDM material for heat and chemical resistance
• Molded design for precise fit and secure connections
• Centerline length of 10.8 inches (274 mm) for accurate installation
• Consistent inside diameter of 1.34 inches (34 mm) on both ends
• Compatible with Nissan D21, Pathfinder, and Pickup models

Detailed Product Description

The Gates Molded Coolant Hose 21734 is engineered to meet the specific cooling system requirements of Nissan D21, Pathfinder, and Pickup vehicles. Its molded construction provides a precise shape that matches OEM specifications, reducing the risk of leaks and ensuring a secure fit. The hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids, which helps maintain durability under demanding engine conditions. Both ends of the hose have an inside diameter of 1.34 inches (34 mm), allowing for consistent coolant flow and compatibility with existing radiator and engine fittings. With a centerline length of 10.8 inches (274 mm), this hose fits accurately within the cooling system layout.

About the Molded Coolant Hose Product Line

The Molded Coolant Hose line from Gates focuses on delivering hoses that are pre-formed to match specific vehicle applications. This eliminates the need for bending or shaping during installation, reducing the chance of kinks or improper fitment. The molded design of the 21734 part number ensures it integrates seamlessly with Nissan cooling systems, providing a reliable path for coolant circulation.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in Nissan D21, Pathfinder, and Pickup
• Prevention of coolant leaks caused by hose degradation or improper fit
• Restoration of proper coolant flow to avoid engine overheating
• Elimination of hose collapse or kinking due to flexible molded design
• Maintenance of cooling system integrity during routine vehicle servicing

Installation Notes and Tips

• Ensure the engine is cool before removing the old hose to prevent burns
• Check all hose clamps and replace if necessary to secure the new hose properly
• Verify the inside diameter and length match the original hose for correct fitment
• Inspect surrounding components for wear or damage during installation
• Use appropriate coolant type recommended by Nissan for refilling

Quality Assurance and Warranty

Gates Molded Coolant Hose 21734 is manufactured to meet strict quality standards, ensuring durability and performance in Nissan cooling systems. The EPDM material and molded construction contribute to long service life under normal operating conditions. While specific warranty details are not provided here, Gates products typically come with manufacturer-backed warranties covering defects in materials and workmanship.