Gates HVAC Heater Hose P/N:52103

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$126.99
MPN: 52103
UPC: 770075864158
Item Package Quantity: 1
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Gates HVAC Heater Hose P/N:52103
Gates HVAC Heater Hose P/N:52103
$126.99

Keep coolant flowing to the heater core with the Gates heater hose 52103, a modular coolant hose that drops in as a direct-fit replacement for the 2004-2008 Ford Ranger and 2005-2006 Mazda B3000 (see the Buyer's Guide tab for engine-level details). As part of Gates' modular assembly coolant-hose line, it is built for specific applications and integrates the OE components the routing needs — quick-connectors, branch connectors/tees, sensors and restrictors where applicable. Depending on your vehicle's plumbing it serves the heater-to-valve, valve-to-engine, engine-to-heater or heater right-side runs.

  • EPDM construction: EPDM tube with synthetic fiber knit reinforcement and a heat-, ozone- and chemical coolant-resistant EPDM cover.
  • Vacuum resistant: specifically-engineered materials resist collapse under vacuum.
  • Electrochemical degradation resistant: engineered to resist ECD, the leading cause of hose failure.
  • Rated to spec: meets SAE 20R3 EC Class D1 under 25mm (1 in.) ID and SAE 20R4 EC Class D1 for 25mm (1 in.) ID and over; temperature range -40°F to +257°F (-40°C to +125°C).

Gates recommends fitting new clamps whenever a coolant hose is installed. Do not use for fuel or oil transfer applications.

Interchange: 4L5Z 18472 AA · HL5Z 18472 A
4L5Z18472AA · HL5Z18472A · F11389

This part cross-references / interchanges with the following part numbers:

F11389, 4L5Z 18472 AA, HL5Z 18472 A, 52103

Frequently Asked Questions

What vehicles does the Gates 52103 heater hose fit?

It's a direct-fit replacement for the 2004-2008 Ford Ranger and the 2005-2006 Mazda B3000. Check the Buyer's Guide tab to confirm the engine-level fit for your vehicle.

Is this a modular hvac heater hose with OE components built in?

Yes. It's part of Gates' modular assembly coolant-hose line and integrates OE-type components such as quick-connectors, branch connectors/tees and sensors where the application calls for them.

What is the hose made of?

It has an EPDM tube with synthetic fiber knit reinforcement and a heat-, ozone- and chemical coolant-resistant EPDM cover, and its materials are engineered to resist collapse under vacuum.

Do I need new clamps when I install it?

Gates recommends replacing the clamps each time a new coolant hose is installed to help ensure a secure, leak-free connection.

Can I use this hose for fuel or oil lines?

No. This is a coolant hose only — Gates cautions against using it for fuel or oil transfer applications.