2012-2019 Mercedes-Benz Coolant Hose / Line 1665007975

OEM Part #: 166-500-79-75 (1665007975)

$53.49
Used
Donor2013 Mercedes-Benz GL450 · 4.7L
SKU: 662638 · 30-Day Returns
✓ Free Same Day Shipping on orders by noon CT
Only 1 in stock — no guaranteed restock
Coolant Hose / Line 1665007975 — Used (SKU 662638)
Genuine OEM Used SKU: 662638 Donor Vehicle: 2013 Mercedes-Benz GL450 · 4.7L 2 photos
$53.49
30-Day Returns
  • Genuine OEM — real photos
  • 30-day returns on eligible parts
  • eBay Top Rated · 100,000+ positive ratings
  • Ships from our own indoor warehouse

A used OEM Mercedes-Benz coolant hose, part number 1665007975, serves as the factory-engineered line for circulating coolant through the engine bay. This genuine hose is designed to handle the high-pressure flow of antifreeze in turbocharged V6 and V8 applications, including the 3.0L and 5.5L engines. When this line develops a leak, you may notice a drop in coolant level or visible steam near the front of the engine, which can lead to overheating if not addressed.

Specifications

Specifications for Coolant Hose / Line 1665007975
Fits Vehicle ModelGL450, GL550, GL63 AMG, GLE63 AMG, GLE63 AMG S, GLS550, GLS63 AMG, ML550, ML63 AMG
Fits Vehicle MakeMercedes-Benz
OEM Part No166-500-79-75 (1665007975)
CategoryRadiator / Coolant

Compatible Vehicles

Fits 35 vehicle configurations across 1 make, 2012-2019.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Mercedes-Benz

  • GL450 2013-2014 · 2 variants 2 with notes
  • GL550 2013-2016 · 4 variants 4 with notes
  • GL63 AMG 2013-2016 · 4 variants 4 with notes
  • GLE63 AMG 2016-2019 · 4 variants
  • GLE63 AMG S 2016-2019 · 8 variants
  • GLS550 2017-2019 · 3 variants 3 with notes
  • GLS63 AMG 2017-2019 · 3 variants
  • ML550 2012-2014 · 3 variants 3 with notes
  • ML63 AMG 2012-2015 · 4 variants 4 with notes
View all 35 vehicle configurations 20 with fitment notes
Full vehicle fitment list for Coolant Hose / Line 1665007975
Year Make Model Trim Engine Note
2016 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo Auxiliary Water Pump, Charge Air Cooling, Inlet
2013 Mercedes-Benz GL450 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2013 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2012 Mercedes-Benz ML550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2013 Mercedes-Benz ML550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2014 Mercedes-Benz ML550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2014 Mercedes-Benz GL450 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2014 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2015 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2016 Mercedes-Benz GL550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2018 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2019 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2013 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo Auxiliary Water Pump, Charge Air Cooling, Inlet
2012 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo Auxiliary Water Pump, Charge Air Cooling, Inlet
2013 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo Auxiliary Water Pump, Charge Air Cooling, Inlet
2014 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo Auxiliary Water Pump, Charge Air Cooling, Inlet
2014 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo Auxiliary Water Pump, Charge Air Cooling, Inlet
2015 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo Auxiliary Water Pump, Charge Air Cooling, Inlet
2015 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo Auxiliary Water Pump, Charge Air Cooling, Inlet
2017 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo Auxiliary Water Pump, ENGINE COOLING, Inlet
2019 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo
2017 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo
2018 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo
2019 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo
2016 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo
2016 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo
2016 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo
2017 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo
2017 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo
2018 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo
2018 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo
2018 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo
2019 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo
2019 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo
2017 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo

Ask a parts specialist

Asking about: Coolant Hose / Line 1665007975 · OEM #1665007975