Dayco 72128 Upper Radiator Coolant Hose

The Dayco 72128 is a precision-engineered upper radiator hose designed to deliver reliable coolant flow in automotive cooling systems. This molded radiator hose provides a direct OE replacement solution for maintaining optimal engine temperature control.

Advanced EPDM Construction:

This hose features knitted reinforcement, a protective sleeve, and synthetic EPDM rubber construction for high strength performance, protection against abrasion, and resistance to oil, mud, salt, road debris, ozone, and coolants. The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Key Performance Features:

• Temperature range from -40°F (-40°C) to +257°F (+125°C)
• Precision molded design ensures exact OE fitment
• Knitted rayon reinforcement for burst resistance
• Protective sleeve guards against wear and abrasion
• Resists coolants, ozone, and harsh environmental elements

Industry Certifications:

This hose meets SAE J20R4, Class D-1 requirements and also meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges.

Dayco's molded radiator hoses are engineered to meet or exceed OE specifications, providing professional-grade cooling system performance for passenger vehicles and light trucks.