National 710941 Automatic Transmission Extension Housing Seal

Reliable Automatic Transmission Extension Housing Seal

The National 710941 automatic transmission extension housing seal is engineered to provide a durable and precise seal for your vehicle's transmission system. Designed specifically for Chrysler, Dodge, Jeep, and Ram models, this seal ensures optimal performance and protection against fluid leaks.

• Inside diameter: 1.937 inches (49.200 mm)
• Outside diameter: 2.693 inches (68.400 mm)
• Thickness: 0.394 inches (10.000 mm)
• Material: Fluoro-elastomer for enhanced chemical and heat resistance
• Bi-directional lip design for effective sealing under varying pressure conditions
• Compatible with housing bore size of 2.685 inches (68.200 mm)

Product Details and Specifications

The National 710941 seal is part of the 710900 series and is constructed from fluoro-elastomer, a material known for its resistance to heat, oil, and chemical degradation. This automatic transmission extension housing seal features a bi-directional lip design that provides reliable sealing performance in both rotational directions, reducing the risk of transmission fluid leaks. With precise dimensions including a 1.937-inch inside diameter and a 2.693-inch outside diameter, this seal fits securely within the transmission extension housing bore of 2.685 inches, ensuring a tight and effective seal.

Compatible Vehicles and Applications

This transmission extension housing seal is compatible with a range of Chrysler, Dodge, Jeep, and Ram vehicles, including but not limited to:

• Chrysler Aspen and 1500 Classic
• Dodge Dakota, Durango, Ram 1500, 2500, and 3500
• Jeep Commander, Grand Cherokee, Liberty

It is designed to maintain transmission integrity and prevent fluid leaks in these specific models, making it a suitable replacement part for maintenance or repair.

Common Issues Addressed by This Seal

• Prevents automatic transmission fluid leaks from the extension housing
• Reduces risk of contamination entering the transmission system
• Maintains proper fluid pressure within the transmission
• Helps avoid premature transmission wear due to fluid loss
• Ensures smooth operation of the transmission shaft

Installation Notes and Tips

When installing the National 710941 seal, ensure the transmission extension housing bore is clean and free of debris. Proper alignment is critical to avoid damage to the bi-directional lip design. Use appropriate tools to press the seal evenly into place without distortion. Verify the seal’s fit against the shaft diameter of 1.937 inches to ensure a secure and leak-free installation.

Quality Assurance and Warranty

National manufactures this automatic transmission extension housing seal to meet industry standards for durability and performance. The fluoro-elastomer material provides long-lasting resistance to heat and chemical exposure commonly found in transmission environments. While specific warranty details are not provided, National products typically adhere to strict quality control processes to ensure reliability in automotive applications.