National 710566 Drive Axle Shaft Seal - Front Left or Front Right

Drive Axle Shaft Seal for Dodge Ram

The National 710566 drive axle shaft seal is built for front axle sealing applications that demand accurate dimensions and dependable fluid control. It is a nitrile oil seal sized for the shaft and housing measurements listed below, making it a direct-reference option for select Dodge Ram 2500 and Ram 3500 front axle positions.

Key Features

• Part number: National 710566
• Part description: oil seal / drive axle shaft seal
• Material: nitrile for sealing performance in driveline applications
• Inside diameter: 1.470 in. (37.340 mm)
• Outside diameter: 2.920 in. (74.170 mm)
• Housing bore: 2.913 in. (74.000 mm)
• Thickness: 0.383 in. (9.728 mm)
• Overall width with side lip: 1.688 in. (42.880 mm)
• Series: 710500

Detailed Description

National 710566 is a drive axle shaft seal engineered around precise dimensional control for front axle service. The nitrile sealing material is selected for oil-seal applications where consistent contact at the shaft and housing bore matters. With a 1.470-inch shaft diameter, 2.920-inch outside diameter, and 2.913-inch housing bore, this seal is specified for select 2000-2002 Dodge Ram 2500 and Dodge Ram 3500 front axle positions, including front left applications with a 9.75-inch ring gear and Spicer 60-F axle, and front right applications except disconnect axle configurations. This part cross-references Quality-Built 14694 for the same application. National 710566 is a practical OE-style sealing solution for driveline service where axle oil retention and contamination control are required.

What It Helps Address

• Front axle gear oil seepage at the shaft seal area
• Contamination entering the axle housing through a worn seal
• Fluid loss that can affect differential lubrication
• Seal wear related to age, heat, and driveline use
• Service replacement needs on Dodge Ram 2500 and Ram 3500 front axle assemblies

Installation Notes and Tips

Verify shaft diameter, housing bore, and axle configuration before installation. This seal is listed for 2000-2002 Dodge Ram 2500 and Dodge Ram 3500 front left and front right positions with the noted axle and ring gear details. Inspect the sealing surface for scoring or corrosion, and confirm the axle housing is clean before pressing the seal into place. Use the exact application notes to match the correct side and axle setup.

Quality Assurance

National has supplied sealing products for more than 75 years and continues to develop sealing solutions for modern vehicle service needs. The 710566 reflects that focus on dimensional accuracy and driveline sealing performance.