National 710106 Wheel Seal - Front

National 710106 Wheel Seal for Front Axles

National 710106 is a front wheel seal built for driveline and axle sealing applications where precise fit and dependable sealing matter. It uses nitrile material and OE-style dimensions to help maintain a clean seal at the hub on a wide range of Chevrolet, GMC, and Cadillac trucks and SUVs.

Key Features

• Front wheel seal / oil seal for driveline and axle service
• Nitrile construction for sealing performance in wheel-end applications
• Inside diameter: 3.133 in. / 79.580 mm
• Outside diameter: 3.551 in. / 90.200 mm
• Flanged outside diameter: 3.805 in. / 96.650 mm
• Housing bore: 3.547 in. / 90.090 mm
• Width: 0.366 in. / 9.300 mm
• Type 278 seal from National series 710100

Detailed Description

National 710106 is engineered as a wheel seal for front hub and axle sealing service. The listed dimensions, including the 3.133-inch shaft diameter and 3.551-inch outside diameter, support accurate fitment in applications that require a 90.090 mm housing bore. This part is commonly used on Chevrolet Astro, GMC Safari, Chevrolet Tahoe, GMC Yukon, Cadillac Escalade, and related K1500/K2500 front applications. This part number, 710106, is also referenced in interchange listings for SKF 30772 and Centric Parts 417.66011.

National has focused on sealing solutions for decades, and this seal reflects that experience with a design intended for modern vehicle service requirements. For buyers searching for a front wheel seal for 1990-2002 Chevrolet Astro or 1995-2000 Chevrolet Tahoe, National 710106 provides a direct replacement option with the specified dimensions and material profile.

Common Uses

• Front hub oil leakage at the wheel end
• Contamination entering the hub or bearing area
• Worn or hardened original seal material
• Service replacement on front axle seal applications
• Noise or wear concerns related to compromised wheel-end sealing

Installation Notes and Tips

Verify shaft diameter, housing bore, and seal width before installation to confirm the correct match. Clean the bore and sealing surfaces thoroughly, and inspect the hub, spindle, and bearing area for wear or scoring before pressing in the new seal. This seal is listed for front position applications, including 6-stud hub notes on certain Chevrolet and GMC K1500/K2500 models. Confirm the vehicle-specific fitment details for your exact year and trim before service.

Quality Assurance

National has built its reputation on premium sealing products for more than 75 years, with design support that keeps pace with current vehicle requirements. National 710106 is a precision wheel seal built to the published dimensions and material specification for front axle service.