MPA Electrical WH512146 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Hub Assembly for Saab 900 and 9000

MPA Electrical WH512146 is a new rear wheel bearing and hub assembly built for select Saab applications. It is a steel hub assembly with an integrated tone ring for ABS signal input, a gasket or seal included, and a 4-stud pattern with M14 x 1.5 wheel studs.

Compatible With rear Saab 900 and Saab 9000 applications, this hub assembly is built around the fitment and mounting details needed for a direct replacement. The WH512146 part number is also referenced for cross-checking against OE-style service needs.

Key Features

• New rear wheel bearing and hub assembly
• Steel construction for hub and bearing service
• ABS tone ring included; sensor and wiring harness not included
• Gasket or seal included
• 4-stud hub with M14 x 1.5 wheel studs
• Hub pilot diameter: 3.503 in.
• Flange diameter: 5.144 in.
• Flange offset: 2.06 in.
• Flange included: No
• Greaseable: No

Detailed Description

MPA Electrical WH512146 is a rear wheel bearing and hub assembly for 1988-1993 Saab 900 and 1990-1998 Saab 9000 models. It is engineered as a direct-fit hub service component with a steel body, tone ring ABS provision, and seal included for rear axle service. If you are replacing a worn Saab 900 rear hub assembly or servicing a Saab 9000 rear wheel bearing and hub assembly, this part number provides the key dimensions and mounting details needed for application matching. This part cross-references Monroe Shocks & Struts (e.g., 172286) for the same application.

What It Helps Address

• Rear wheel bearing noise or rough rotation
• Excessive wheel play at the hub
• ABS tone ring wear or signal-related wheel speed issues
• Hub seal leakage or contamination at the rear assembly
• Damaged wheel studs or hub mounting surfaces

Installation Notes and Tips

Confirm rear position, stud pattern, hub pilot diameter, and flange dimensions before installation. Verify ABS tone ring style and compare the existing hub to WH512146 before removal. Follow the vehicle service manual for axle nut torque and rear hub service procedures on Saab 900 and Saab 9000 models.

Quality Assurance

MPA Electrical markets this part as a quality-built hub and bearing assembly. New-condition construction and application-specific dimensions support accurate replacement service for the listed Saab rear applications.