Nissens 90838 Automatic Transmission Oil Cooler - Front

Overview of Nissens Automatic Transmission Oil Cooler 90838

The Nissens 90838 automatic transmission oil cooler is designed specifically for select BMW models, including the 550i, 550i GT, 650i, 650i Gran Coupe, 650i xDrive, and 650i xDrive Gran Coupe. Constructed from durable aluminum, this cooler provides reliable heat dissipation to maintain optimal transmission fluid temperatures.

• Material: High-quality aluminum construction
• Core dimensions: 6.65" length x 2.8" height x 2.36" width
• Core row quantity: 31 rows for efficient cooling
• Inlet and outlet diameter: 0.55 inches each
• Gasket or seal not included

Technical Details and Specifications

The core of the Nissens 90838 transmission oil cooler measures 6.65 inches in length, 2.8 inches in height, and 2.36 inches in width, featuring 31 rows to maximize surface area for heat exchange. Both the inlet and outlet ports have a diameter of 0.55 inches, ensuring compatibility with the transmission fluid lines of the specified BMW models. The aluminum material offers corrosion resistance and efficient thermal conductivity, essential for maintaining transmission performance under varying driving conditions.

Compatible BMW Models and Applications

This automatic transmission oil cooler is compatible with the following BMW vehicles: 550i, 550i GT, 650i, 650i Gran Coupe, 650i xDrive, and 650i xDrive Gran Coupe. It is engineered to meet the cooling requirements of these models, helping to regulate transmission fluid temperature and prevent overheating during operation.

Common Issues Addressed by the Transmission Oil Cooler

• Prevents transmission fluid overheating under heavy load or high ambient temperatures
• Reduces risk of transmission component wear due to excessive heat
• Helps maintain consistent transmission performance and shift quality
• Mitigates potential transmission failure caused by inadequate cooling
• Supports longevity of transmission fluid and internal parts

Installation Notes and Tips

When installing the Nissens 90838 transmission oil cooler, ensure that the inlet and outlet connections match the 0.55-inch diameter lines on your BMW model. Since the product does not include gaskets or seals, it is recommended to source appropriate seals to prevent leaks. Proper mounting and secure hose connections are essential to maintain system integrity and avoid fluid loss.

Quality Assurance and Warranty Information

Nissens manufactures this transmission oil cooler with precision and quality materials to meet OEM standards. While specific warranty details may vary, Nissens products typically come with a limited warranty covering defects in materials and workmanship. Refer to the product documentation or supplier for exact warranty terms.