Motorad 413-180 Engine Coolant Thermostat Housing Assembly

Integrated Housing Thermostat for GM SUV Cooling Systems

Motorad 413-180 is an integrated housing thermostat assembly built for vehicles that need a direct-fit coolant temperature control solution. It combines the thermostat, housing, and seal in one service part and is specified at 180 degrees F for applications that call for that operating range.

This Motorad Integrated Housing Thermostat line focuses on OE-style fit and cooling-system consistency. The copper case and wax compound support quick reaction to coolant temperature changes, while the offset design, air relief valve, and OEM-style seals help match the original service layout where applicable.

Key Features

• Engine coolant thermostat housing assembly with integrated housing design
• 180 degree F temperature rating
• Aluminum, steel, and copper construction
• Rubber O-ring seal included
• 2-bolt housing design with 1 outlet port
• 1.30 in outlet diameter
• OE supplier manufacturing with OEM specifications and processes
• Motorad part number 413-180

Detailed Product Description

Motorad 413-180 is an integrated housing thermostat assembly for cooling systems that require a 180F thermostat and housing in one service unit. It is built with OEM-quality materials and safety standards, using a copper case and wax compound to respond quickly to coolant temperature changes. The housing uses aluminum, steel, and copper materials, and includes a rubber O-ring seal for the application where specified.

For fitment-based searches, this part is commonly selected for 2002-2009 Chevrolet Trailblazer, 2002-2009 GMC Envoy, 2005-2009 Saab 9-7x, 2003-2008 Isuzu Ascender, 2004-2007 Buick Rainier, 2002-2006 Chevrolet Trailblazer EXT, 2002-2006 GMC Envoy XL, 2004-2005 GMC Envoy XUV, and 2002-2004 Oldsmobile Bravada. Motorad 413-180 also cross-references Dorman OE Solutions 902-2131 for the same application.

What This Part Helps Address

• Coolant temperature control issues caused by a worn thermostat
• Leaks at the thermostat housing or seal area
• Delayed engine warm-up from a thermostat that no longer opens and closes correctly
• Cooling-system service needs on GM SUV platforms with integrated thermostat housings
• Fitment replacement for vehicles requiring a 180F thermostat housing assembly

Installation Notes and Tips

Verify the engine application and thermostat temperature rating before installation. This assembly uses a 2-bolt mounting pattern and a single outlet port, and it does not include mounting hardware or an installation tool. Replace the sealing surface as needed, clean the mating area thoroughly, and confirm the hose connection and outlet diameter match the original setup. For search relevance, this part is a direct replacement option for Chevrolet Trailblazer, GMC Envoy, and related GM SUV applications listed above.

Quality Assurance

Motorad manufactures this integrated housing thermostat as an OE-supplier part using OEM specifications and processes. The design is built to meet the demands of automotive cooling systems and includes the thermostat housing, thermostat, and seal where applicable for the listed applications. Part number 413-180 is engineered for consistent coolant temperature regulation in the specified fitments.