Dayco 72952 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 72952

The Dayco Curved Radiator Hose 72952 is designed specifically for Hyundai Optima and Kia Sonata models. Constructed from durable EPDM material, this black radiator coolant hose ensures reliable performance in your vehicle's cooling system.

• Made from high-quality EPDM rubber for heat and chemical resistance
• Black color with consistent dimensions for precise fitment
• End 1 and End 2 inside diameter: 1 11/32 inches
• End 1 and End 2 outside diameter: 1 23/32 inches
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Single inside diameter hose type for streamlined coolant flow
• Trunk height of 23 inches for proper routing in engine bay

Detailed Product Description

The Dayco Curved Radiator Hose 72952 is engineered to maintain optimal coolant flow in Hyundai Optima and Kia Sonata vehicles. Its EPDM construction offers excellent resistance to heat, ozone, and coolant chemicals, which helps prevent premature hose failure. The hose features a consistent inside diameter of 1 11/32 inches on both ends, ensuring a secure and leak-free connection. With an outside diameter of 1 23/32 inches, it fits precisely within the cooling system's clamps and connectors. This hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant applications.

About the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose line focuses on providing hoses with specific bends and dimensions to match OEM configurations. This product line is designed to simplify installation and maintain proper coolant flow paths in vehicles like the Hyundai Optima and Kia Sonata. The 72952 part number represents a single inside diameter hose that fits directly into the cooling system without the need for modifications.

Common Applications and Problem Solving

• Replacement for cracked or leaking radiator coolant hoses in Hyundai Optima and Kia Sonata
• Solves overheating issues caused by coolant leaks or hose blockages
• Prevents coolant loss due to hose deterioration or swelling
• Addresses hose collapse or deformation under engine heat stress
• Restores proper coolant circulation to maintain engine temperature

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator hose to avoid burns. Inspect hose clamps and replace if worn or corroded. Verify that the hose routing matches the original path to prevent kinks or interference with other engine components. Lubricate hose ends with a small amount of coolant or water to ease installation. Tighten clamps securely but avoid over-tightening to prevent hose damage.

Quality Assurance

Dayco manufactures the Curved Radiator Hose 72952 to meet strict SAE specifications, including J20R4 Class D-1 and J1684 Type EC, ensuring durability and performance. The EPDM material provides resistance to heat, ozone, and coolant chemicals, contributing to a longer service life. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability.