National B-2010 Drive Axle Shaft Bearing - Front, Front Inner or Rear

National B-2010 Drive Axle Shaft Bearing

The National B-2010 is a needle bearing built for driveline and axle service where precise shaft support matters. Manufactured with premium materials and engineered to OE specifications, it is a direct-fit replacement for a wide range of front inner and front axle applications on Chevrolet, GMC, Cadillac, and related GM platforms.

Key Features

• Needle bearing design for drive axle shaft support
• 1.2500 in bore and 1.5000 in outside diameter
• 0.6250 in width for the specified axle housing applications
• Built to meet OE specifications
• National part number B-2010 for easy identification
• Cross-reference: Schaeffler B2010

Product Details

This drive axle shaft bearing is sized for a 31.7500 mm shaft diameter and a 38.1000 mm housing diameter, with tight dimensional tolerances that matter in axle service. The National B-2010 is used in front inner and front axle positions across GM 4x4 and independent front suspension setups, including Chevrolet Silverado 1500, Tahoe, GMC Sierra 1500, Yukon, Cadillac Escalade, and Hummer H2 applications. It is also listed for select Chevrolet S10, S10 Blazer, Astro, and GMC Sonoma, Jimmy, Safari, and Bravada driveline configurations.

For buyers searching by vehicle, this bearing is a direct match for many Chevrolet Silverado 1500 front inner axle repairs, GMC Sierra 1500 front inner service, and Cadillac Escalade front inner driveline applications. The B-2010 designation is also commonly used when replacing a worn needle bearing in GM front axle assemblies that require the listed bore, shaft, and housing dimensions.

Common Problems This Part Can Address

• Excessive play in the drive axle shaft
• Noise from a worn front inner axle bearing
• Rough operation caused by bearing wear in the housing
• Axle support issues in independent front suspension systems
• Dimensional mismatch during axle bearing replacement

Installation Notes and Tips

Verify the axle housing diameter, shaft diameter, and bearing width before installation. This part is listed for specific front inner and front axle positions, including applications with an 8.25 in ring gear and AAM axle setups, as well as select 7.25 in ring gear GMC axle configurations. Confirm the vehicle year, make, model, and notes against the fitment data before pressing the bearing into place.

Quality Assurance

National manufactures this needle bearing with premium materials and OE-level dimensional targets for consistent axle service. Part number B-2010 is engineered to meet original equipment specifications for the listed applications.