National 710596 Drive Axle Shaft Seal - Front Left or Front Right

Drive Axle Shaft Seal for Toyota and Lexus Front Axles

National 710596 is a metric drive axle shaft seal built for front axle service on select Toyota and Lexus applications. It uses a nitrile sealing material and a bi-directional lip design to help maintain a consistent seal at the axle shaft interface.

National has supplied sealing solutions for more than 75 years, and this oil seal reflects that focus with dimensions and construction suited to driveline sealing service. Part number 710596 is used in front left and front right applications across Toyota 4Runner, Tacoma, Tundra, Sequoia, Land Cruiser, FJ Cruiser, and Lexus GX/LX models.

Key Features

• Drive axle shaft seal / oil seal for driveline and axle service
• Nitrile material for sealing performance in axle applications
• Bi-directional lip design
• Metric dimensions for accurate housing and shaft fitment
• Inside diameter: 1.850 in. / 47.000 mm
• Outside diameter: 2.726 in. / 69.240 mm
• Width: 0.394 in. / 10.000 mm
• Overall width with side lip: 0.650 in. / 16.500 mm
• Housing bore: 2.717 in. / 69.000 mm

Detailed Description

National 710596 is a front axle shaft oil seal engineered for Toyota and Lexus driveline service where precise sealing dimensions matter. The seal’s nitrile construction and bi-directional lip design support axle sealing at the shaft-to-housing interface, while the metric sizing helps match the housing bore and shaft dimensions specified for the application. This part number 710596 is commonly selected for front axle repair work on Toyota 4Runner, Tacoma, Tundra, Sequoia, Land Cruiser, and FJ Cruiser models, as well as Lexus GX470, GX460, LX470, and LX570 applications.

This part cross-references Beck/Arnley 052-3750 for the same application.

What This Seal Helps Address

• Front axle oil leakage at the shaft seal area
• Contamination entering the axle housing through a worn seal
• Fluid loss from a damaged or hardened axle shaft seal
• Noise or driveline service issues related to low lubricant level
• Seal replacement during differential or axle maintenance

Installation Notes and Tips

• Verify shaft diameter, housing bore, and seal width before installation.
• Inspect the axle shaft surface for grooves, corrosion, or wear that can affect sealing.
• Clean the bore and sealing surface thoroughly before pressing the seal into place.
• Confirm the correct front left or front right application for your vehicle.
• Use the vehicle notes to match ring gear and axle configuration, especially on Toyota and Lexus front axle assemblies.

Quality Assurance

National designs sealing products for modern vehicle service and backs this axle shaft seal with the company’s long-standing experience in premium sealing solutions. Part number 710596 is built to meet the dimensional and material requirements of the listed Toyota and Lexus front axle applications.