Freightliner Automatic Transmission Oil Coolers

A transmission oil cooler regulates the temperature of automatic transmission fluid by dissipating excess heat generated during operation. On heavy-duty Freightliner trucks, maintaining proper fluid temperature prevents premature transmission wear, seal degradation, and costly drivetrain failures, especially under high-load or high-temperature conditions.

Common signs include overheating transmission warnings, slipping gears, discolored or burnt-smelling transmission fluid, visible leaks around the cooler lines, or contaminated coolant with a milky appearance. Regular inspection during fleet maintenance intervals is recommended to catch early-stage failures before they cause major drivetrain damage.

Radiator Supply House supplies OEM-equivalent aftermarket transmission oil coolers under the ICEBOX brand. These parts are engineered to match original factory specifications for fit, form, and function, providing reliable performance at competitive aftermarket pricing suitable for fleet and commercial trucking operations.

The catalog covers a broad range of Freightliner heavy-duty truck models used in commercial freight, fleet, and specialty applications. To confirm exact fitment for your specific model and transmission type, log in to view detailed compatibility data or contact the support team via phone or WhatsApp.

Yes. Radiator Supply House is structured to support commercial fleet operators and repair shops requiring bulk purchasing. The login-based pricing model accommodates trade buyers with tailored availability and volume considerations. Contact the team to discuss fleet procurement options and ensure consistent supply for your maintenance program.

Pricing and availability are accessible through a login-based system designed for trade and commercial buyers. Register or log in at radiatorsupplyhouse.com to access current pricing. You can also reach the team directly at +1 877-615-3002 or via WhatsApp and Facebook Messenger for immediate assistance.

These transmission oil coolers are designed for a wide range of demanding applications, including commercial trucking and long-haul freight, fleet maintenance and repair shops, emergency and specialty vehicles such as fire trucks built on Freightliner chassis, and municipal or government fleet services covering utilities, waste management, and public works operations.