Dayco 76125 Straight Radiator Hose 1-1/4 Inch ID 36 Inch Length

The Dayco 76125 is a premium straight radiator hose designed for automotive cooling system applications. This 36-inch length hose features a 1-1/4 inch (31.75mm) inside diameter and approximately 1.63 inch outside diameter, making it ideal for custom radiator installations or replacement applications on a variety of vehicles.

Construction and Materials:

• All-synthetic EPDM rubber construction for superior durability and chemical resistance
• Knitted rayon reinforced inner tube for maximum burst strength
• Meets SAE J20R4 Class D-1 specifications for automotive radiator hose applications
• Black finish with professional OE-style appearance

Performance Features:

• Temperature range: -40°F to +257°F (-40°C to +125°C)
• Excellent resistance to oil, mud, salt, road debris, and ozone
• Compatible with all common coolants and coolant additives
• High burst resistance for reliable long-term performance
• Prevents splitting, ballooning, and elongation under pressure

This universal straight hose is commonly used for custom cooling system builds, radiator relocations, or as a direct replacement where the original configuration matches these specifications. Not suitable for fuel or oil transfer applications.