National 1209 Wheel Seal - Front Inner

National 1209 Wheel Seal Overview

The National 1209 wheel seal is engineered for reliable driveline protection in select Dodge, Isuzu, and Jeep vehicles. Designed with precision dimensions and durable nitrile material, this oil seal helps maintain optimal axle performance and prevent fluid leaks.

• Inside diameter: 1.969 inches (50.000 mm)
• Outside diameter: 2.572 inches (65.330 mm)
• Thickness/width: 0.335 inches (8.500 mm)
• Sealing material: Nitrile for enhanced resistance to oil and wear
• Compatible with housing bore size: 2.559 inches (65.000 mm)
• Part type: Wheel seal, part number 1209

Detailed Product Description

The National 1209 wheel seal is part of the 1000 series and is constructed from nitrile, a material known for its durability and resistance to oil, grease, and heat. With an inside diameter of 1.969 inches and an outside diameter of 2.572 inches, this seal fits shafts measuring 50 mm and housing bores around 65 mm. Its 0.335-inch thickness ensures a secure fit to prevent contaminants from entering the axle assembly while retaining lubricants effectively. This oil seal is designed specifically for driveline and axle applications, providing a reliable barrier against leaks and wear.

Compatible Vehicles and Applications

This wheel seal is compatible with various Dodge, Isuzu, and Jeep models, including:

• Dodge Dakota and Dodge Comanche
• Jeep Cherokee, Grand Cherokee, Grand Wagoneer, TJ, and Wrangler
• Isuzu Trooper and Wagoneer

Use part number 1209 when searching for a replacement wheel seal for these vehicles to ensure proper fit and function.

Common Issues Addressed by National 1209 Wheel Seal

• Prevents axle oil leaks that can cause driveline damage
• Protects against dirt and debris entering the axle housing
• Reduces premature wear on axle shafts and bearings
• Maintains proper lubrication within the axle assembly
• Helps avoid costly repairs related to seal failure

Installation Notes and Tips

• Ensure the shaft and housing bore are clean and free of debris before installation
• Use appropriate tools to avoid damaging the nitrile seal during installation
• Verify the seal orientation matches the original part for correct sealing performance
• Check shaft and bore dimensions to confirm compatibility with the 1209 seal

Quality Assurance and Warranty

Manufactured by National, a trusted name in sealing systems, the 1209 wheel seal meets industry standards for durability and performance. The nitrile material offers resistance to oil and heat, contributing to a longer service life. Warranty coverage details should be confirmed with the product supplier or manufacturer to ensure protection against defects.