Gates HVAC Heater Hose P/N:12375
Keep coolant flowing between the auxiliary water pump and the electric heater with the Gates HVAC Heater Hose 51968 — a GATES heater hose supplied as a complete modular coolant hose assembly. It drops in as a direct-fit replacement for the 2013-2017 Ford Fusion and the 2017 Lincoln MKZ.
Gates leads the modular assembly coolant hose segment, building each hose to fit specific applications with OE-exact integrated components — hose branches, quick-connectors, sensors and restrictors — pre-installed where the original used them.
This hose serves the auxiliary water pump to electric heater circuit. Gates recommends installing new clamps whenever a coolant hose is replaced. Do not use for fuel or oil transfer applications.
Interchange: DS7Z 18N345 A · DS7Z 18N345 B · KH904-1X
DS7Z18N345A · DS7Z18N345B · KH9041X · F11355
This part cross-references / interchanges with the following part numbers:
What is the Gates hvac heater hose 51968?
It's a premium modular coolant hose assembly that carries coolant on the auxiliary water pump to electric heater circuit, with OE-exact integrated components pre-installed where the original used them.
What vehicles does the 51968 fit?
It's a direct-fit replacement for the 2013-2017 Ford Fusion and the 2017 Lincoln MKZ. Check the Buyer's Guide tab to confirm your exact application.
What is this heater hose made of?
It uses an EPDM tube, synthetic fiber knit reinforcement, and a heat-, ozone- and chemical-coolant-resistant EPDM cover.
Do I need new clamps when installing it?
Gates recommends installing new clamps every time a coolant hose is replaced.
What are signs this hose may need replacing?
Coolant leaks or seepage at the hose, a dropping coolant level, or a cracked, swollen, or collapsed section can be signs this hose may need replacing.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.