Gates 21817 Curved Coolant Hose OE Replacement 0.75in ID 5.7in

The Gates 21817 is a precision-molded curved coolant hose engineered as a direct OE replacement for heater-to-thermostat coolant routing applications. Designed to maintain optimal engine operating temperatures, this hose delivers reliable, leak-free performance in demanding under-hood conditions.

Key Features:

• OE Replacement Fit: Pre-shaped curved design matches original equipment geometry for a drop-in installation
• Inside Diameter: 0.75 in. for precise, secure connection at both ends
• Overall Length: 5.7 in. centerline length
• Material: EPDM construction with synthetic fiber knit reinforcement for durability and flexibility
• Electrochemical Degradation (ECD) Resistance: Engineered with compounds that resist the leading cause of coolant hose failure
• Heat, Ozone & Coolant Resistant: Withstands the harsh chemical and thermal environment of modern engine cooling systems
• Vacuum Collapse Resistance: Re-engineered materials help prevent hose collapse under negative pressure
• Color: Black
• Sold: Individually
• Warranty: Lifetime Gates limited warranty

Gates molded coolant hoses are manufactured to OEM-quality specifications and represent the most comprehensive curved hose line available in the automotive aftermarket. Gates recommends replacing hose clamps each time a new coolant hose is installed for a fully sealed, reliable repair.