Gates 12489 Premium Molded Heater Hose 11/16 in. ID x 34-1/2 in.

The Gates 12489 Premium Molded Heater Hose is a factory-molded, OEM-style small I.D. heater hose engineered to fit today's tighter, more compact engine compartments with precision. Designed as a direct-fit replacement, this hose matches original equipment routing and dimensions, making installation straightforward and reliable.

Key Features:

• Inside Diameter: 11/16 in. (18mm) on both ends
• Centerline Length: 34-1/2 in. (876mm)
• Construction: EPDM inner tube, synthetic fiber knit reinforcement, and EPDM outer cover
• Electrochemical Degradation Resistance: Engineered to resist ECD — the leading cause of coolant hose failure
• SAE Certified: Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
• Temperature Range: -40°F to 275°F (-40°C to 135°C)
• Multi-Application: Suitable for coolant, water, and air applications; approved for marine use
• OEM Quality: Matches original equipment specifications for a proper, leak-free fit

Gates recommends replacing hose clamps each time a new coolant hose is installed to ensure a secure seal. Caution: Not intended for fuel or oil transfer applications.