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Four Seasons 86040 Engine Coolant Thermostat Housing
| Brand | Four Seasons 86040 |
|---|---|
| Bolt Hole Center To Bolt Hole Center | 1.74 |
| Description | Engine Coolant Components |
| Flange Thickness | 0.313 |
| Gasket Or Seal Included | Included |
| Inlet Port Diameter | 1.270 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Overall Height IN | 3.610 |
| Style | w/ Thermostat |
| Thermostat Included? | Included |
| Type | Integrated Thermostat Housing |
| Product line | Thermostat Housing |
| Fits | Freightliner and Mercedes-Benz · 22 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable fit and function.
Aluminum construction. Provides durable cooling-system performance with integrated thermostat housing.
Gasket included. Ready for a cleaner, more complete installation.
Cross-references Four Seasons 86040, URO 6512002800 and URO 6512003200 for the same application. See all 12.
Thermostat Housing for Mercedes-Benz Cooling Systems
Four Seasons 86040 is an integrated engine coolant thermostat housing built for select Mercedes-Benz applications. It combines the thermostat housing and thermostat in one aluminum assembly, with the gasket or seal included for a direct replacement service.
Compatible with Mercedes-Benz Sprinter, Sprinter 2500, Sprinter 3500, E200, E250, GLE300d, GLK250, and ML250 applications, Four Seasons 86040 is made to meet or exceed OEM requirements for fit and function.
Key Features
- Integrated thermostat housing design with thermostat included
- Aluminum construction for cooling-system durability
- Gasket or seal included
- Meets or exceeds OEM specifications
- Inlet port diameter: 1.270 in.
- Bolt hole center to bolt hole center: 1.74 in.
- Flange thickness: 0.313 in.
- Overall height: 3.610 in.
Product Details
This Four Seasons thermostat housing, part number 86040, is an engine coolant component designed for Mercedes-Benz cooling-system service where the thermostat and housing are serviced together. The integrated thermostat housing layout helps restore proper coolant flow control and temperature regulation in the engine cooling circuit. This part cross-references URO 6512002800 for the same application.
Four Seasons 86040 is listed for 2013-2017 Mercedes-Benz GLK250, 2014-2017 Mercedes-Benz Sprinter, 2014-2017 Mercedes-Benz Sprinter 2500, 2014-2017 Mercedes-Benz Sprinter 3500, 2014-2016 Mercedes-Benz E250, 2015-2016 Mercedes-Benz E200, 2015 Mercedes-Benz ML250, and 2016 Mercedes-Benz GLE300d. If you are searching for a Mercedes-Benz Sprinter thermostat housing or a Mercedes-Benz E250 coolant thermostat housing, this part number 86040 is the relevant OE-style replacement reference.
Common Repair Symptoms
- Coolant leaks at the thermostat housing
- Engine temperature running too cool or too warm
- Thermostat sticking or slow to open
- Temperature fluctuation during driving
- Cooling-system service on a Mercedes-Benz Sprinter, E250, or GLK250
Installation Notes and Tips
Verify the inlet port diameter, bolt-hole spacing, flange thickness, and overall height against the original housing before installation. Inspect the mating surfaces carefully and replace any damaged coolant hoses or seals during service. Follow the vehicle manufacturer’s cooling-system bleed procedure after installation to help remove trapped air.
Quality Assurance
Four Seasons 86040 is engineered to meet or exceed OEM requirements for the listed applications. The aluminum housing and included seal support a service replacement that matches the original integrated thermostat housing design used on select Mercedes-Benz models.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2017 | Mercedes-Benz | Sprinter | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2017 | Mercedes-Benz | Sprinter 2500 | 2.1L | L4 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2017 | Mercedes-Benz | Sprinter 3500 | 2.1L | L4 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2016 | Mercedes-Benz | E200 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2016 | Mercedes-Benz | E250 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2016 | Mercedes-Benz | GLE300d | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2016 | Mercedes-Benz | Sprinter | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2016 | Mercedes-Benz | Sprinter 2500 | 2.1L | L4 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2016 | Mercedes-Benz | Sprinter 3500 | 2.1L | L4 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | E200 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | E250 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | GLK250 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | ML250 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | Sprinter | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | Sprinter 2500 | 2.1L | L4 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2015 | Mercedes-Benz | Sprinter 3500 | 2.1L | L4 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | E250 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | GLK250 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | Sprinter | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | Sprinter 2500 | 2.1L | L4 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2014 | Mercedes-Benz | Sprinter 3500 | 2.1L | L4 | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
| 2013 | Mercedes-Benz | GLK250 | — | — | N/A | Thermostat included in Engine Coolant Thermostat/Water Outlet Assembly Kit.; Thermostat Housing |
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