Gates 51905 Premium Modular Coolant Hose Assembly

The Gates 51905 Premium Modular Coolant Hose is an application-specific coolant hose assembly designed to replace your vehicle's original equipment with OEM-quality performance. As a leader in the modular coolant hose segment, Gates engineers these hoses to match factory specifications while incorporating essential integrated components for a complete, direct-fit replacement.

Key Features:

• Pre-assembled modular design with integrated OE components including hose branches, quick-connectors, sensors, and restrictors
• EPDM tube and cover construction with synthetic fiber knit reinforcement for durability
• Engineered to resist electrochemical degradation—the leading cause of coolant hose failure
• Heat and ozone resistant cover withstands extreme engine temperatures
• Temperature range: -40°F to +275°F (-40°C to +135°C)
• Meets SAE 20R3 EC Class D1 and SAE 20R4 EC Class D1 specifications
• Re-engineered materials resist vacuum collapse in demanding applications

This premium replacement hose provides a precise fit for specific vehicle applications, eliminating the guesswork and modification often required with universal hoses. Gates recommends replacing hose clamps each time a new coolant hose is installed to ensure proper sealing and system integrity.