Dayco 71761 Radiator Coolant Hose - Lower

Overview of Dayco Curved Radiator Hose 71761

The Dayco Curved Radiator Hose 71761 is designed for reliable coolant flow in select Chevrolet and GMC trucks and SUVs. Engineered with durable EPDM material and a branched hose design, it supports efficient engine cooling for vehicles like the Chevrolet Blazer and GMC Yukon.

• Constructed from high-quality EPDM for heat and chemical resistance
• Branched hose design with three different inside diameters for precise fitment
• Protective sleeve included for added durability
• Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Compatible with multiple Chevrolet and GMC models including C1500, K2500, Tahoe, and Suburban variants

Detailed Product Features and Specifications

The Dayco Curved Radiator Hose 71761 features a branched hose type with three distinct inside diameters: 1 25/32 inches, 2 1/8 inches, and 3/4 inch, allowing it to connect multiple cooling system points efficiently. The hose is black in color and made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. The hose includes a protective sleeve to enhance durability but does not contain a heat shield. Outside diameters measure 2 1/8 inches and 2 1/2 inches on the respective ends, with a trunk height of 20 3/4 inches. This hose meets SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for radiator coolant hoses.

About the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose product line focuses on providing hoses with specialized shapes and branched configurations to accommodate complex cooling system layouts. This line is designed to offer precise fitment and reliable coolant flow in vehicles requiring non-linear hose routing. The 71761 part exemplifies this with its branched design and multiple diameter ends, tailored for specific Chevrolet and GMC truck and SUV models.

Applications and Common Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in Chevrolet Blazer and GMC Yukon
• Resolving coolant leaks caused by hose degradation or damage
• Maintaining proper coolant flow in branched cooling systems of C1500 and K2500 trucks
• Preventing overheating issues related to compromised radiator hoses
• Ensuring compatibility with factory cooling system specifications on Tahoe and Suburban models

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 71761, ensure the hose is routed according to the vehicle’s factory layout to avoid kinks or stress points. Use appropriate clamps to secure each end firmly, especially at the branched connections. Inspect the protective sleeve for proper positioning to maximize hose longevity. 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 71761 to meet SAE specifications, ensuring durability and performance under typical operating conditions. The EPDM material and protective sleeve contribute to extended service life. While specific warranty details are not provided, Dayco products generally adhere to industry standards for quality and reliability.