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National 511020 Wheel Bearing - Rear
| Brand | National 511020 |
|---|---|
| Position | Rear |
| Bore (Inch) | 1.457 |
| Bore (mm) | 37.000 |
| Design | Double row angular contact |
| Footnote | Gen1 |
| Inner Race Bore (Inch) | 1.457 |
| Inner Race Bore (MM) | 37.000 |
| Inner Race Radius (Inch) | 0.150 |
| Inner Race Radius (MM) | 3.800 |
| Inner Race Width (Inch) | 1.772 |
| Inner Race Width (MM) | 45.000 |
| Outer Race Width (Inch) | 1.772 |
| Outer Race Width (MM) | 45.000 |
| Outside Diameter (Inch) | 2.913 |
| Outside Diameter (mm) | 74.000 |
| Part Description | Wheel bearing |
| Series | Rwdb |
| Type | E-3 |
| Width (Inch) | 1.772 |
| Width (mm) | 45.000 |
| Fits | BMW · 7 vehicles |
OE quality. Built to meet or exceed original equipment standards.
Double row angular contact. Helps deliver smooth load handling and stable operation.
Premium-quality bearing. Manufactured to exacting standards for lasting performance.
Cross-references AMS Automotive 4529, National 511020 and SKF GRW213 for the same application. See all 16.
Rear Wheel Bearing for BMW 525i
National 511020 is a rear wheel bearing built for 1989-1995 BMW 525i applications. It is a double row angular contact bearing engineered to meet or exceed OE quality standards for dependable wheel support and long service life.
Key Features
- Double row angular contact design for stable load handling
- 1.457 in. bore and 2.913 in. outside diameter
- 1.772 in. width for the specified rear hub application
- Premium-quality construction from National
- Designed to match OE dimensions for proper fitment
Product Details
This National wheel bearing, part number 511020, is part of the RWDB series and uses an E-3 type configuration. It is specified with a 37.000 mm bore, 74.000 mm outside diameter, and 45.000 mm width, with matching inner and outer race widths for consistent rear wheel support. For drivers searching for a rear wheel bearing for BMW 525i 1989-1995, National 511020 provides the dimensional accuracy needed for service work on the rear hub assembly.
This part cross-references SKF GRW213 for the same application.
Common Repair Uses
- Rear wheel noise or growling from worn bearing surfaces
- Excessive wheel play or looseness at the hub
- Rough rotation during wheel or hub inspection
- Replacement during rear hub service on BMW 525i models
Installation Notes
Verify bore, width, and outside diameter before installation to confirm the bearing matches the hub assembly. Clean the hub and surrounding components thoroughly, inspect the race surfaces for wear, and follow the vehicle service procedure for pressing and seating the bearing correctly. For fitment reference, this part fits 1989-1995 BMW 525i, rear.
Quality Assurance
National manufactures this bearing to exacting standards and states that it is designed to meet or exceed OE quality for lasting performance and extended bearing life.
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 1995 | BMW | 525i | Sedan | Rear | — |
| 1994 | BMW | 525i | Sedan | Rear | — |
| 1993 | BMW | 525i | Sedan | Rear | — |
| 1992 | BMW | 525i | Sedan | Rear | — |
| 1991 | BMW | 525i | — | Rear | — |
| 1990 | BMW | 525i | — | Rear | — |
| 1989 | BMW | 525i | — | Rear | — |
| No rows match your filter. | |||||