Gates 21755 Radiator Coolant Hose - Lower or Upper

Overview of Gates Molded Coolant Hose 21755

The Gates Molded Coolant Hose 21755 is designed for reliable cooling system performance in select Chrysler and Nissan vehicles. Engineered with durable EPDM and plastic materials, this radiator coolant hose ensures proper coolant flow and system integrity for models like the Chrysler Dynasty, Nissan Maxima, and New Yorker.

• Constructed from EPDM and plastic for heat and chemical resistance
• Molded design for precise fit and secure connections
• End 1 inside diameter: 1.25 inches (32 mm)
• End 2 inside diameter: 1.38 inches (35 mm)
• Centerline length: 25.8 inches (655 mm)
• Contains no internal spring for flexibility
• No quick connect fittings included

About the Molded Coolant Hose Product Line

The Gates Molded Coolant Hose line focuses on delivering hoses that are pre-formed to exact specifications, reducing installation time and improving fitment accuracy. This product line uses high-quality EPDM and plastic materials to withstand the thermal and chemical demands of automotive cooling systems. The molded construction of part number 21755 ensures compatibility with specific Chrysler and Nissan models, providing a reliable replacement option for radiator coolant hoses.

Detailed Product Description

The Gates Molded Coolant Hose 21755 is a radiator coolant hose designed to maintain optimal coolant circulation in the engine cooling system. Its molded shape matches the original equipment specifications for Chrysler Dynasty, Nissan Maxima, and New Yorker vehicles, ensuring a secure and leak-free connection. The hose features an inside diameter of 1.25 inches (32 mm) on one end and 1.38 inches (35 mm) on the other, with a centerline length of 25.8 inches (655 mm), making it suitable for the specific routing requirements of these models. The absence of an internal spring allows for flexibility while maintaining structural integrity under pressure and temperature variations.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in Chrysler Dynasty, Nissan Maxima, and New Yorker
• Prevention of coolant leaks that can lead to engine overheating
• Restoration of proper coolant flow to maintain engine temperature regulation
• Addressing hose deformation or swelling caused by heat exposure
• Eliminating coolant contamination from deteriorated hose materials

Installation Notes and Tips

• Ensure the engine is cool before removing the old hose to avoid burns
• Verify the hose routing matches the original to prevent kinks or restrictions
• Use appropriate clamps to secure both ends of the hose firmly
• Inspect adjacent components for wear or damage during installation
• Check for leaks after installation by running the engine to operating temperature

Quality Assurance and Warranty

Gates Molded Coolant Hose 21755 is manufactured to meet or exceed OEM standards for durability and performance. The use of EPDM and plastic materials provides resistance to heat, ozone, and coolant chemicals, contributing to long service life. While specific warranty details may vary, Gates typically offers coverage against manufacturing defects to ensure customer confidence in product reliability.