New Transmission Oil Cooler For 04-09 Dodge Ram 2500 3500 Diesel 5.9L 68004317AA

Transmission Oil Cooler for Dodge Ram 2500 3500 Diesel 5.9L

This transmission oil cooler, referenced as 68004317AA, is a replacement fluid cooling unit for 2004-2009 Dodge Ram 2500 and 3500 diesel trucks equipped with the 5.9L engine.

Overview

This transmission oil cooler is a direct-fit replacement built for 2004-2009 Dodge Ram 2500 and 3500 diesel trucks with the 5.9L engine. It circulates automatic transmission fluid through a cooling core to manage heat during towing, hauling, and everyday driving. The 68004317AA transmission oil cooler serves owners replacing a leaking or clogged factory unit.

Built For Performance

• Cross-references OEM part number 68004317AA for easy matching
• Cooling core built to dissipate heat from automatic transmission fluid
• Designed to handle the thermal cycling of diesel truck operation
• Connections sized for the 5.9L Cummins transmission cooling circuit
• Mounting configuration matched to the factory location on 2004-2009 Ram 2500 and 3500

Fits These Machines

• for Dodge Ram 2500 with 5.9L diesel, 2004-2009
• for Dodge Ram 3500 with 5.9L diesel, 2004-2009

On-The-Job Use

• Towing trailers and heavy equipment where transmission heat builds
• Stop-and-go driving that raises gearbox temperatures
• Long highway hauls with loaded trucks
• Replacing a failed or restricted factory cooler

Specs At A Glance

Good To Know

Q: What causes a transmission oil cooler to fail? A: Leaks, internal clogs, and road debris damage are common causes. Once flow or cooling capacity drops, transmission temperatures can rise and fluid life shortens.

Q: Is this a direct replacement for the factory cooler? A: It is listed as a replacement for 2004-2009 Dodge Ram 2500 and 3500 trucks with the 5.9L diesel, referencing 68004317AA. Verify 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.