Transmission Oil Cooler 68004317AA For Dodge Ram 2500 3500 Diesel 5.9L 2003-2009

Transmission Oil Cooler for Dodge Ram 2500 3500 Diesel 5.9L

This transmission oil cooler, referenced as 68004317AA, keeps automatic transmission fluid temperatures in check on 2003-2009 Dodge Ram 2500 and 3500 diesel trucks with the 5.9L engine.

Overview

This transmission oil cooler is a direct-fit fluid cooling unit built for 2003-2009 Dodge Ram 2500 and 3500 diesel trucks running the 5.9L engine. It routes hot transmission fluid away from the gearbox and through a cooling core, helping hold operating temperatures steady during towing and heavy loads. The 68004317AA transmission oil cooler is a practical replacement for a leaking, clogged, or damaged factory cooler.

Built For Performance

• Cross-references OEM part number 68004317AA for straightforward replacement
• Cooling core designed to shed heat from automatic transmission fluid under load
• Construction suited to the vibration and thermal cycling of diesel truck use
• Inlet and outlet connections matched to the 5.9L Cummins cooling circuit
• Mounting points configured for the factory location on 2003-2009 Ram 2500 and 3500

Fits These Machines

• for Dodge Ram 2500 with 5.9L diesel, 2003-2009
• for Dodge Ram 3500 with 5.9L diesel, 2003-2009

On-The-Job Use

• Towing trailers and equipment where transmission fluid temperatures climb
• Daily driving in stop-and-go traffic that builds heat in the gearbox
• Hauling heavy loads on grades and long highway runs
• Restoring cooling capacity after a factory cooler fails or clogs

Specs At A Glance

Good To Know

Q: How do I know if my transmission oil cooler needs replacing? A: Common signs include fluid leaks at the cooler, rising transmission temperatures, or contaminated fluid. A clogged or cracked cooler cannot regulate heat properly and should be replaced.

Q: Does this cooler fit both the 2500 and 3500? A: It is listed for 2003-2009 Dodge Ram 2500 and 3500 trucks with the 5.9L diesel engine. Confirm your model year and engine before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.