Hayden 778 Automatic Transmission Oil Cooler

Overview of Hayden Trans Oil Cooler 778

The Hayden Trans Oil Cooler 778 is designed to provide reliable cooling performance for automatic transmissions in heavy-duty vehicles. Engineered with a rapid-cool style and constructed from durable aluminum, this cooler supports optimal transmission and engine oil temperatures for improved vehicle operation.

• Length: 12.9375 inches (328.625 mm)
• Height: 8.875 inches (285.75 mm)
• Thickness: 1.75 inches (44.4 mm)
• Core Row Quantity: 21 rows for efficient heat dissipation
• Material: Aluminum construction with black finish
• Integrated mounting bracket for secure installation
• Connector Type: Threaded O-ring, 7/8" - 14 male fitting
• Inlet and outlet connectors are female
• Heavy duty rapid-cool style design
• Performance rated for demanding applications

About the Hayden Trans Oil Cooler Product Line

The Trans Oil Cooler line by Hayden focuses on delivering robust cooling solutions specifically for transmission and engine oil systems. This product line emphasizes heavy-duty construction and rapid cooling capabilities, making it suitable for vehicles that require consistent thermal management under high load conditions. The 778 model exemplifies these qualities with its integrated bracket and performance-rated design.

Detailed Product Description

The Hayden Trans Oil Cooler 778 is a heavy-duty automatic transmission oil cooler designed to maintain optimal transmission fluid temperatures in vehicles such as Chevrolet Silverado 2500 HD, Ford F-350 Super Duty, and Ram 3500. Its 21-row core provides enhanced heat exchange capacity, while the aluminum material ensures durability and corrosion resistance. The cooler features a black finish and an integrated mounting bracket for straightforward installation. Threaded O-ring male fittings (7/8" - 14) with female inlet and outlet connectors facilitate secure hose connections. This cooler is not an OE replacement but is performance rated to meet the demands of heavy-duty trucks and SUVs.

Compatible Vehicles and Applications

• Chevrolet Silverado 1500, 2500, 3500, Avalanche 2500, Suburban 2500
• Ford F-250 Super Duty, F-350 Super Duty, Excursion, E-350 Club Wagon
• Dodge Ram 2500, Ram 3500, D250, D350
• GMC Sierra 1500, 2500 HD, 3500 HD, Yukon XL 1500, Yukon XL 2500
• Other heavy-duty models including Blazer, Express 2500/3500, Savana 2500/3500

Common Issues Addressed by This Transmission Oil Cooler

• Overheating of automatic transmission fluid under heavy load or towing conditions
• Reduced transmission efficiency due to elevated fluid temperatures
• Premature transmission wear caused by insufficient cooling
• Engine oil temperature management in combined trans/engine oil cooling systems
• Maintaining consistent transmission performance in demanding driving environments

Installation Notes and Tips

Installation of the Hayden Trans Oil Cooler 778 requires compatibility with vehicles equipped with 7/8" - 14 threaded O-ring fittings. The integrated bracket simplifies mounting, but ensure proper alignment and secure attachment to avoid vibration. Verify inlet and outlet connector genders (female) to match existing transmission lines. It is recommended to inspect hoses and fittings for wear during installation and replace if necessary to maintain leak-free operation.

Quality Assurance and Warranty

Hayden products, including the Trans Oil Cooler 778, are performance rated and manufactured with quality aluminum materials to ensure durability and corrosion resistance. While this part is not an OE replacement, it meets heavy-duty specifications for reliable operation. Warranty details should be confirmed with the manufacturer or distributor, as coverage may vary.