Product Description
Genuine Federal RW508A Rear Wheel Bearing (NOS)
Restore the stability of your classic GM vehicle with this genuine Federal RW508A Rear Wheel Bearing. This is a vintage New Old Stock (NOS) part. It is new and unused, though the original box may show shelf wear.
This is a sealed Cartridge Type ball bearing designed for the Rear Axle on specific [1956-1970] Pontiac and Buick vehicles.
We source these bearings from several vintage manufacturers. The box you receive may differ from the photo, but the bearing will be a genuine USA-made equivalent (Federal, BCA, National, etc.).
Key Features:
- Part Number: RW508A (Federal / Industry Standard)
- Interchange: RW508-BR, RW508-A, RW-508-A, RW508, GM 955000, National RW-508-BR
- Position: Rear Axle (Outer)
- Dimensions: 1.531" ID x 3.062" OD x 0.776" Width
- Origin: Made in USA (Vintage Stock)
- Condition: New Old Stock (NOS)
Verified Vehicle Fitment:
| Make | Model | Year | Engine | Notes |
| Pontiac | Bonneville / Catalina / Star Chief | 1956-1970 | All | Rear Axle |
| Buick | LeSabre / Wildcat / Electra | 1967-1970 | All | Rear Axle |
Fits Years:
1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970
Unbeatable Prices & Expectations
We scour the country to find the best deals on NOS and NORS parts so we can pass the savings on to you. Our prices are often significantly lower than major competitors.
Please Note: While we verify fitment to the best of our ability using vintage catalogs, there can be variations. We strongly recommend comparing our photos and specs to your original part before purchasing.
