Dayco 72418 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 72418

The Dayco Curved Radiator Hose 72418 is designed to provide reliable coolant flow for select Cadillac, INFINITI, Lexus, and Toyota vehicles. Engineered with durable EPDM material, this radiator coolant hose ensures consistent performance under typical operating conditions.

• Constructed from high-quality EPDM for heat and chemical resistance
• Black color with a curved design for precise fitment
• Inside diameter of 1 5/16 inches on both ends
• Outside diameter of 1 11/16 inches on both ends
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Single inside diameter hose without heat shield or protective sleeve
• Trunk height of 14 inches for proper routing

Detailed Product Description

The Dayco Curved Radiator Hose 72418 is part of the Curved Radiator Hose product line, which focuses on delivering hoses with precise bends to accommodate specific engine bay layouts. This hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for radiator coolant applications. The hose features a consistent inside diameter of 1 5/16 inches on both ends, ensuring a secure connection to the radiator and engine fittings. Its black color and curved shape allow for a clean installation without interference with other engine components. The hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant systems.

Compatible Vehicles and Applications

This radiator coolant hose is compatible with a range of vehicles, including Cadillac ELR, INFINITI M35, Lexus GS F and IS F, as well as Toyota Avalon, Camry, ES300h, and Venza models. It is designed to replace original equipment hoses that require a curved profile and specific diameter dimensions.

• Prevents coolant leaks caused by cracked or worn hoses
• Resolves overheating issues due to restricted coolant flow
• Eliminates hose collapse or deformation under pressure
• Replaces hoses damaged by chemical or heat exposure
• Restores proper coolant circulation in the radiator system

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 72418, ensure the hose is routed according to the vehicle manufacturer’s specifications to avoid kinks or interference. Use appropriate clamps to secure both ends firmly, and inspect adjacent components for wear or damage during replacement. It is recommended to drain the coolant system before removal and refill with the correct coolant type after installation.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 72418 to meet stringent SAE standards, ensuring durability and performance in automotive cooling systems. While specific warranty details are not provided, Dayco products typically adhere to industry quality controls and are backed by the brand’s commitment to reliable automotive components.