The 1956 Borgward Isabella has 7 drivetrain parts with verified fitment on this page — 2 part types and 3 brands, covering the 1.5L L4 engine. Each part includes a manufacturer part number and application notes.
On the 1956 Borgward Isabella, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. All 7 listed parts are Differential Pinion Bearing / Race (4 parts) and Differential Carrier Bearing / Race (3 parts).
The 1956 Borgward Isabella came with a single engine, the 1.5L L4, and every part is verified against it.
3 brands supply drivetrain parts for the 1956 Borgward Isabella, led by WJB / INMOTION PARTS (3 parts), BCA (3 parts) and GSP (1 part). Quality grades include Standard Replacement and Economy.
Each part number listed for the 1956 Borgward Isabella opens a page with every vehicle that part fits.
Differential Carrier Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | WT30210 | 🇺🇸 US | RearIndependent Rear Suspension | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NB30210 | 🇺🇸 US | RearSwing Axle | View on Amazon |
| GSP | 691210 | 🇺🇸 US | Rear | View on Amazon |
This table covers the bearings and races that support the differential carrier.
3 Differential Carrier Bearing / Race parts are listed for the 1956 Borgward Isabella, from WJB / INMOTION PARTS, BCA and GSP.
In the Economy grade, WJB / INMOTION PARTS supplies 1 part: the catalog's value-priced group. A representative part number is WJB / INMOTION PARTS WT30210.
The Standard Replacement section lists 2 options from BCA and GSP — built to original-equipment specification. BCA NB30210 is listed in this group.
Part numbers include WJB / INMOTION PARTS WT30210, BCA NB30210 and GSP 691210.
Differential Pinion Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | RB6205 | 🇺🇸 US | Rear OuterIndependent Rear Suspension | View on Amazon |
| WJB / INMOTION PARTS | WT30306 | 🇺🇸 US | Bearing & Race Set | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NB205 | 🇺🇸 US | Rear OuterSwing Axle | View on Amazon |
| BCA | NB30306 | 🇺🇸 US | Taper Bearing SetIncludes Cup and Cone | View on Amazon |
This table covers the bearings and races on the differential pinion.
4 Differential Pinion Bearing / Race parts for the 1956 Borgward Isabella come from 2 brands — WJB / INMOTION PARTS and BCA.
The Economy section: 2 options from WJB / INMOTION PARTS. WJB / INMOTION PARTS RB6205 is listed in this group.
Standard Replacement: 2 parts, from BCA. A representative part number is BCA NB205.
Listed part numbers: WJB / INMOTION PARTS RB6205, WJB / INMOTION PARTS WT30306 and BCA NB205, plus the other parts above.
Buying Drivetrain Parts for a 1956 Borgward Isabella
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Confirm you have the 1.5L L4 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Differential Pinion Bearing / Race and Differential Carrier Bearing / Race .
Frequently Asked Questions
How many drivetrain parts fit the 1956 Borgward Isabella?
Our catalog currently lists 7 drivetrain parts for the 1956 Borgward Isabella across 2 subcategories and 3 brands, covering the 1.5L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 1956 Borgward Isabella?
Common symptoms include clicking in tight turns, a clunk when shifting between drive and reverse, vibration that builds with speed, or gear oil on the inside of a wheel. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1956 Borgward Isabella was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 1956 Borgward Isabella?
Every part on this page is matched to the 1.5L L4 engine. Then a torn CV boot caught early is a cheap boot kit; caught late it is a whole axle — inspect before deciding which to buy. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1956 Borgward Isabella
Drivetrain Parts for Other Borgward Isabella Years
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