Dayco 72943 Molded Curved Radiator Coolant Hose

The Dayco 72943 is a precision-molded curved radiator hose designed to replace OEM hoses on light duty vehicles for superior cooling system performance. Engineered with synthetic EPDM rubber construction and knitted rayon reinforcement, this hose delivers exceptional strength and burst resistance throughout its service life.

Key Features:

• Synthetic EPDM rubber compounds provide resistance to deterioration from ozone, coolants, and temperature variations of -40°F (-40°C) to 257°F (125°C)
• Inner base tube reinforced with knitted rayon for maximum strength and burst resistance
• Meets SAE J20R4, Class D-1 requirements and Type EC electro-chemical requirements per SAE J1684
• Protective sleeve provides resistance to oil, mud, salt, road debris, and abrasion
• Prevents inner tube deterioration caused by buildup of static electric charges

This Dayco coolant hose is designed to meet OE specifications and withstand extreme temperatures and high-pressure environments, making it an ideal replacement for worn or damaged factory radiator hoses. Backed by a limited three-year warranty.