Dayco 72321 Curved Radiator Hose

The Dayco 72321 Curved Radiator Hose is engineered to provide reliable cooling system performance with OE-quality construction. This precision-molded hose features a curved design that ensures proper fitment for specific engine applications.

Key Features:

• EPDM (Ethylene Propylene Diene Monomer) rubber construction for superior durability
• Knitted rayon reinforcement provides maximum strength and burst resistance
• Meets SAE J20R4 Class D-1 specifications for improved service life
• Meets SAE J1684 Type EC electro-chemical requirements to prevent premature deterioration from static charge buildup
• Includes protective sleeve for added protection against abrasion and heat
• Resistant to ozone, coolants, and extreme temperature variations
• Temperature range: -40°F to +257°F (-40°C to +125°C)

Dayco radiator hoses are designed to prevent splitting, ballooning, and elongation while maintaining flexibility throughout their service life. The synthetic EPDM compound resists deterioration from coolant additives and environmental elements, ensuring long-lasting performance in demanding automotive cooling systems.