Keystone CH4050120 Transmission Oil Cooler OEM Replacement - 52028915AE

The Keystone CH4050120 is an OEM-style replacement transmission oil cooler designed for Dodge Ram 2500 (2003–2009) and Ram 3500 (2003–2008) trucks equipped with the 5.9L Cummins diesel engine. It directly replaces OEM part number 52028915AE, ensuring a factory-fit installation with no modifications required.

Transmission oil coolers are critical on heavy-duty diesel trucks, especially under towing or hauling loads. This cooler helps regulate automatic transmission fluid temperature, protecting the transmission from heat-related wear and extending its service life.

Key Features:

• Direct OEM replacement — matches original equipment form, fit, and function
• Compatible with 5.9L Cummins diesel-equipped Ram 2500 and Ram 3500 trucks
• Replaces OEM part number 52028915AE
• Designed for straightforward, bolt-on installation
• Helps maintain safe transmission fluid operating temperatures under heavy load
• Built to Keystone Automotive Industries' OEM-equivalent quality standards

Keystone Automotive Industries is a leading supplier of OEM-style collision and mechanical replacement parts. The CH4050120 is an ideal solution for repair shops and DIY technicians seeking a reliable, cost-effective alternative to dealer-sourced components.