MPA Electrical WH513023 Wheel Bearing - Rear

Rear Wheel Bearing for Astro, Safari, Blazer, and Jimmy

MPA Electrical WH513023 is a new rear wheel bearing built with a steel construction and a greaseable design. It is made for specific Chevrolet and GMC rear axle applications, including Chevrolet Astro and GMC Safari models, plus Chevrolet Blazer and GMC Jimmy vehicles with the listed differential configuration.

Key Features

• New rear wheel bearing for driveline and axle service
• Steel construction for durable bearing support
• Greaseable design for serviceable lubrication
• Hub pilot diameter: 2.445 inch
• No gasket or seal included
• Quality-Built Hubs & Bearings application

Application Details

This MPA Electrical WH513023 wheel bearing is specified for rear position use on 1985-2002 Chevrolet Astro and 1985-2002 GMC Safari. It also fits 1999-2001 Chevrolet Blazer rear and 1999-2001 GMC Jimmy rear when equipped with a 7.625" ring gear and limited slip differential. This part cross-references 2WR13023 and 19241210 for the same application.

Common Uses

• Rear wheel bearing replacement for worn or noisy Astro and Safari driveline assemblies
• Service for rear axle bearing wear in Chevrolet Blazer and GMC Jimmy limited slip differential setups
• Correction for bearing roughness, play, or vibration at the rear axle
• Replacement for greaseable rear bearing service on steel hub assemblies

Installation Notes

Confirm rear axle configuration before ordering, especially on 1999-2001 Chevrolet Blazer and GMC Jimmy models that require the 7.625" ring gear and limited slip differential application. Verify hub pilot diameter and bearing dimensions against the original part, and follow the vehicle service manual for bearing installation and axle nut torque specifications where applicable.

Quality Assurance

MPA Electrical supplies this part as a new, steel wheel bearing under its Quality-Built Hubs & Bearings line. The greaseable design and application-specific fitment support accurate replacement service for the listed Chevrolet and GMC rear axle applications.