Mercedes-Benz Radiator Coolant Hose / Line (UPPER) 1665000975
OEM Part #: 166-500-09-75 (1665000975)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
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This OEM Upper Radiator Coolant Hose (Part Number 166500097539) is a genuine component sourced from salvage Mercedes-Benz vehicles, designed to maintain optimal coolant flow within the engine cooling system. Located between the radiator and the engine, this essential hose ensures that the engine operates at a safe temperature by circulating coolant, preventing overheating and potential damage. Compatible with various Mercedes-Benz models, including the GL550 (2013-2016), GL450 and ML550 (2013-2014), GLS550 and GLS63 AMG (2017-2019), and GLE500 & GLE63 AMG models (2016-2019), it resolves issues related to leaks, cracks, or wear. Alternative terminology includes radiator coolant line. Trust in this authentic OEM part for reliable performance and longevity.
Specifications
| Fits Vehicle Model | GL450, GL550, GLE63 AMG, GLE63 AMG S, GLS550, GLS63 AMG, ML550 |
| Fits Vehicle Make | Mercedes-Benz |
| OEM Part No | 166-500-09-75 (1665000975) |
| Compatible OEM Part No | 166500097539 |
| Category | Radiator / Coolant |
Compatible Vehicles
Fits 26 vehicle configurations across 1 make, 2013-2019.
View all 26 vehicle configurations — 14 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2013 | Mercedes-Benz | GL450 | SUV | 4.7L V8 Turbo | ENGINE COOLING, From 09/01/2013, Primary Radiator |
| 2013 | Mercedes-Benz | GL550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, From 09/01/2013, Primary Radiator |
| 2013 | Mercedes-Benz | ML550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, From 09/01/2013, Primary Radiator |
| 2014 | Mercedes-Benz | GL450 | SUV | 4.7L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2014 | Mercedes-Benz | GL550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2014 | Mercedes-Benz | ML550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2015 | Mercedes-Benz | GL550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2016 | Mercedes-Benz | GL550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, From 08/21/2015, Primary Radiator |
| 2016 | Mercedes-Benz | GLE63 AMG | SUV | 5.5L V8 Turbo | |
| 2016 | Mercedes-Benz | GLE63 AMG S | SUV | 5.5L V8 Turbo | |
| 2017 | Mercedes-Benz | GLE63 AMG | SUV | 5.5L V8 Turbo | |
| 2017 | Mercedes-Benz | GLE63 AMG S | SUV | 5.5L V8 Turbo | |
| 2017 | Mercedes-Benz | GLS550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2017 | Mercedes-Benz | GLS63 AMG | SUV | 5.5L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2018 | Mercedes-Benz | GLE63 AMG | SUV | 5.5L V8 Turbo | |
| 2018 | Mercedes-Benz | GLE63 AMG S | SUV | 5.5L V8 Turbo | |
| 2018 | Mercedes-Benz | GLS550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2018 | Mercedes-Benz | GLS63 AMG | SUV | 5.5L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2019 | Mercedes-Benz | GLE63 AMG | SUV | 5.5L V8 Turbo | |
| 2019 | Mercedes-Benz | GLE63 AMG S | SUV | 5.5L V8 Turbo | |
| 2019 | Mercedes-Benz | GLS550 | SUV | 4.7L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2019 | Mercedes-Benz | GLS63 AMG | SUV | 5.5L V8 Turbo | ENGINE COOLING, Primary Radiator |
| 2016 | Mercedes-Benz | GLE63 AMG S | SUV Coupe | 5.5L V8 Turbo | |
| 2017 | Mercedes-Benz | GLE63 AMG S | SUV Coupe | 5.5L V8 Turbo | |
| 2018 | Mercedes-Benz | GLE63 AMG S | SUV Coupe | 5.5L V8 Turbo | |
| 2019 | Mercedes-Benz | GLE63 AMG S | SUV Coupe | 5.5L V8 Turbo |