Gates HVAC Heater Hose P/N:51774

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$45.99
MPN: 51774
UPC: 770075853060
Item Package Quantity: 1
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Gates HVAC Heater Hose P/N:51774
Gates HVAC Heater Hose P/N:51774
$45.99

Keep coolant moving through your Mercedes-Benz's reservoir circuit with the Gates heater hose 51774, a premium modular coolant hose built to fit specific applications. It installs as a direct-fit replacement for the 2015-2020 Mercedes-Benz GLA250, 2014-2019 Mercedes-Benz CLA250, and 2016 Mercedes-Benz GLA45 AMG, routing coolant between the radiator and coolant reservoir (radiator-to-reservoir, reservoir inlet, and reservoir-lower positions).

  • Durable construction: EPDM tube, synthetic fiber knit reinforcement, and a heat-, ozone- and chemical coolant-resistant EPDM cover.
  • Engineered to endure: specifically-engineered materials resist collapse under vacuum and resist electrochemical degradation, a leading cause of hose failure.
  • Modular design: part of Gates' modular coolant hose line, made to fit specific applications with integrated OE-style components where the original uses them.
  • Rated: meets SAE 20R3 EC Class D1 under 25 mm (1 in.) ID and SAE 20R4 EC Class D1 for 25 mm (1 in.) ID and over; temperature range -40°F to +257°F (-40°C to +125°C).

Gates recommends installing new clamps each time a coolant hose is replaced. Do not use this hose for fuel or oil transfer applications. Interchange: F11297 · 2465010058 · R28645 · CHP0762

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

F11297, 2465010058, 51774, R28645, CHP0762

Frequently Asked Questions

Is the Gates 51774 an hvac heater hose?

Yes. It's a premium modular coolant hose that carries engine coolant through the reservoir circuit on the listed Mercedes-Benz models, connecting the radiator and coolant reservoir.

Which vehicles does the Gates 51774 fit?

It's a direct-fit replacement for the 2015-2020 Mercedes-Benz GLA250, 2014-2019 Mercedes-Benz CLA250, and 2016 Mercedes-Benz GLA45 AMG. See the Buyer's Guide tab to confirm your vehicle.

What is this hose made of?

It uses an EPDM tube, synthetic fiber knit reinforcement, and a heat-, ozone- and chemical coolant-resistant EPDM cover.

Does it include clamps?

Gates recommends installing new clamps each time a coolant hose is replaced, so plan to fit fresh clamps during installation.

Can I use this hose for fuel or oil lines?

No. Gates cautions against using this hose for fuel or oil transfer applications; it's designed for engine coolant only.