Product Description
MOPAR 68534176AA 190 DEGREE COOLANT THERMOSTAT FOR 07.5-24 DODGE RAM WITH 6.7L CUMMINS ENGINE
Maintain proper engine operating temperature and restore factory cooling performance with the genuine Mopar 68534176AA 190 Degree Coolant Thermostat for 2007.5-2024 Dodge Ram and Ram trucks equipped with the legendary 6.7L Cummins turbo diesel engine. Designed to OEM specifications, this factory thermostat regulates coolant flow to ensure optimal engine efficiency, towing performance, emissions operation, and long-term reliability.
The Mopar 68534176AA thermostat opens at 190 degrees Fahrenheit, allowing coolant to circulate through the engine and radiator system at the correct temperature threshold. Proper thermostat operation is critical for maintaining fuel economy, preventing overheating, supporting heater performance, and ensuring efficient DPF regeneration cycles on modern Cummins diesel engines.
Manufactured using high-quality OEM materials, this direct-fit thermostat includes the required sealing gasket for reliable installation and leak-free operation. Unlike low-quality aftermarket alternatives, genuine Mopar thermostats are engineered for precise temperature control and consistent cooling system performance under demanding towing, hauling, and commercial-duty applications.
This thermostat replaces previous Mopar part numbers 68005464AA and 68005464AB while maintaining full OEM compatibility across multiple Ram truck generations and transmission configurations.
FAQ
What temperature does this thermostat open at?
The Mopar 68534176AA thermostat is rated to open at 190 degrees Fahrenheit for proper factory cooling system operation.
Does this thermostat include the seal or gasket?
Yes. This OEM Mopar thermostat includes the necessary seal for installation.
What are signs of a failing thermostat?
Common symptoms include overheating, slow engine warmup, fluctuating coolant temperatures, poor cabin heat, and cooling system fault codes.
Is this a genuine Mopar OEM thermostat?
Yes. The 68534176AA is a genuine OEM Mopar cooling system component engineered specifically for 6.7L Cummins applications.
Will this fit both automatic and manual transmission trucks?
Yes. This thermostat is compatible with 68RFE automatic, Aisin automatic, and G56 manual transmission-equipped Ram trucks.
Vehicle Fitment
- 2007.5 Dodge Ram 2500 6.7L Cummins Diesel
- 2007.5 Dodge Ram 3500 6.7L Cummins Diesel
- 2008 Dodge Ram 2500 6.7L Cummins Diesel
- 2008 Dodge Ram 3500 6.7L Cummins Diesel
- 2009 Dodge Ram 2500 6.7L Cummins Diesel
- 2009 Dodge Ram 3500 6.7L Cummins Diesel
- 2010 Dodge Ram 3500 6.7L Cummins Diesel
- 2013-2024 Ram 2500 6.7L Cummins Diesel
- 2013-2024 Ram 3500 6.7L Cummins Diesel
- 2013-2024 Ram 4500 6.7L Cummins Diesel
- 2013-2024 Ram 5500 6.7L Cummins Diesel
Fits Select Trims Including:
Tradesman, SLT, Big Horn, Lone Star, Sport, Outdoorsman, Laramie, Rebel, Power Wagon, Limited, Laramie Longhorn, Chassis Cab Models
Specifications for Mopar 68534176AA
| Category | Details |
|---|---|
| Part Number | 68534176AA |
| Brand | Mopar (OEM) |
| Product Type | 190 Degree Coolant Thermostat |
| Engine Compatibility | 6.7L I6 Cummins Turbo Diesel |
| Vehicle Fitment | 2007.5-2024 Dodge Ram & Ram 2500/3500/4500/5500 |
| Temperature Rating | 190 Degree Fahrenheit |
| Function | Regulates coolant flow and maintains optimal engine operating temperature |
| Installation Type | Direct OEM Replacement |
| Seal Included | Yes |
| Transmission Compatibility | 68RFE Automatic, Aisin AS68RC/AS69RC, G56 Manual |
| Replaces Part Numbers | 68005464AA, 68005464AB |
| UPC | Not Available |
| GTIN | Not Available |
| Shipping Weight | Approx. 1 lb |
| Shipping Dimensions | Approx. 6" x 6" x 4" |
| Shipping | Standard ground shipping available |
| Operating Benefits | Maintains proper coolant temperature, supports DPF regeneration, improves engine efficiency, prevents overheating, enhances towing reliability |
| Prop 65 | WARNING: Cancer and reproductive harm – www.P65Warnings.ca.gov |
| Condition | New |
