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OE Quality
60-Day Returns
NationalPart #: B-66
National B-66 Wheel Bearing - Front Inner
15 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick, Cadillac, and Oldsmobile, 98, Century, DeVille, Eldorado, LeSabre, Roadmaster, and Starfire
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Wheel Bearing options
National B-66 Wheel Bearing - Front Inner
| Brand | National |
|---|---|
| Part Number | B-66 |
| Bore (Inch) | 1.375 |
| Bore (mm) | 34.912 |
| Design | Single row angular contact |
| Inner Race Bore (Inch) | 1.375 |
| Inner Race Bore (MM) | 34.912 |
| Inner Race Outside Diameter (Inch) | 1.995 |
| Inner Race Outside Diameter (MM) | 50.673 |
| Inner Race Radius (Inch) | 0.140 |
| Inner Race Radius (MM) | 3.556 |
| Inner Race Width (Inch) | 0.646 |
| Inner Race Width (MM) | 16.408 |
| Outer Race Bore (Inch) | 2.443 |
| Outer Race Bore (MM) | 62.052 |
| Outer Race Outside Diameter (Inch) | 2.963 |
| Outer Race Outside Diameter (MM) | 75.268 |
| Outer Race Width (Inch) | 0.571 |
| Outer Race Width (MM) | 14.503 |
| Outside Diameter (Inch) | 2.963 |
| Outside Diameter (mm) | 75.268 |
| Part Description | Wheel bearing |
| Series | Fwbs |
| Type | E-1 |
| Width (Inch) | 0.761 |
| Width (mm) | 19.329 |
This part fits 15 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1961 | Oldsmobile | 98 | Front Inner | |
| 1961 | Oldsmobile | Starfire | Front Inner | |
| 1960 | Buick | LeSabre | Front Inner | |
| 1960 | Oldsmobile | 98 | Front Inner | |
| 1959 | Buick | LeSabre | Front Inner | |
| 1959 | Cadillac | DeVille | Front Inner | |
| 1959 | Cadillac | Eldorado | Front Inner | |
| 1959 | Oldsmobile | 98 | Front Inner | |
| 1958 | Buick | Century | Front Inner | |
| 1958 | Buick | Roadmaster | Front Inner | |
| 1958 | Cadillac | DeVille | Front Inner | |
| 1958 | Cadillac | Eldorado | Front Inner | |
| 1957 | Buick | Century | Front Inner | |
| 1957 | Buick | Roadmaster | Front Inner | |
| 1957 | Cadillac | DeVille | Front Inner |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
03699N07417610066425293956666666832209M1909066909566909666909762B66BB909066F066G909066Y909066
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.