Motorad 956-216 Engine Coolant Thermostat Housing Assembly

Integrated Housing Thermostat for Ram Cooling Systems

Motorad 956-216 is an engine coolant thermostat housing assembly built for Ram heavy-duty cooling applications. It combines the thermostat, housing, and seal in one OE-style service part, with a 216°F temperature rating and an integrated design for direct replacement service.

Built with aluminum, steel, and copper components, this Motorad Integrated Housing Thermostat is made to meet OEM specifications and processes. It is a practical choice for Ram 2500, Ram 3500, and Ram 4000 models that require a thermostat housing assembly with a bleeder hole and O-ring seal.

Key Features

• Part number: 956-216
• Integrated housing thermostat assembly for engine cooling service
• 216°F thermostat temperature rating
• Aluminum, steel, and copper construction
• Silver finish
• Gasket/seal included with rubber O-ring seal
• Bleeder hole included for cooling system service
• 2-bolt housing design with 1 outlet port
• OE supplier manufacturing standards and OEM-spec processes

Product Details

Motorad’s Integrated Housing Thermostat line focuses on OE-style cooling system replacement parts that match factory specifications. The copper case and wax compound are used to respond quickly to coolant temperature changes, helping the thermostat open and regulate flow at the specified 216°F setting. This makes Motorad 956-216 a direct-fit service part for Ram cooling system maintenance where the thermostat and housing are serviced together.

This part cross-references Dorman 955-216 and Dorman OE Solutions 902-3045 for the same application. It is listed for 2021-2025 Ram 2500, 2021-2025 Ram 3500, 2021-2024 Ram 4000, 2014-2020 Ram 2500, 2014-2020 Ram 3500, and 2019-2020 Ram 4000. Fits 2021-2025 Ram 2500, N/A; Fits 2021-2025 Ram 3500, N/A; Fits 2021-2024 Ram 4000, N/A; Fits 2014-2020 Ram 2500, N/A; Fits 2014-2020 Ram 3500, N/A; Fits 2019-2020 Ram 4000, N/A.

Common Cooling Issues This Part Addresses

• Coolant temperature control problems caused by a worn thermostat
• Leaks at the thermostat housing or seal area
• Delayed warm-up or unstable operating temperature
• Service needs on Ram 2500, Ram 3500, and Ram 4000 cooling systems
• Replacement of an integrated thermostat housing assembly with OE-style fitment

Installation Notes and Tips

Verify the 216°F temperature specification and confirm the housing style before installation. Inspect the mating surfaces, replace the seal with the included O-ring, and make sure the bleeder hole is positioned correctly during coolant refill and air bleeding. Mounting hardware and installation tools are not included.

Quality Assurance

Motorad manufactures this thermostat housing assembly with OEM-quality materials and OE supplier standards. It is built to meet factory specifications for Ram cooling system service and to handle demanding engine coolant conditions.