Replacement RD31960001 Thermostat Housing | 3.0L EcoDiesel OEM Replacement (68253514AA)

The Replacement RD31960001 is a direct-fit OEM replacement thermostat housing designed for 3.0L EcoDiesel six-cylinder engines found in the Ram 1500 (2014–2022, including the 2019 1500 Classic) and Jeep Grand Cherokee (2014–2022). This unit restores proper engine coolant regulation by housing the thermostat and maintaining the integrity of the engine's cooling circuit.

The thermostat housing plays a critical role in engine thermal management — sealing the coolant passages and directing flow between the engine and radiator based on operating temperature. A failed or cracked housing can result in coolant leaks, overheating, or poor heater performance.

Key Features:

• Direct OEM replacement — matches original fit, form, and function
• Designed for 3.0L EcoDiesel inline six-cylinder engine applications
• Covers Ram 1500 model years 2014–2022, including the 2019 Classic
• Covers Jeep Grand Cherokee model years 2014–2022
• Cross-references OEM part number 68253514AA
• Restores proper coolant flow and engine temperature regulation
• Built to match original equipment specifications for reliable, long-term performance

This thermostat housing is an ideal solution for technicians and DIY enthusiasts seeking a quality replacement that installs without modification using the original mounting points and hardware.