22 Drivetrain parts are listed for the 1954 Desoto Firedome, in 6 part types, covering the 4.5L 276cid V8 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 1954 Desoto Firedome, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. Most of the listed parts are Differential Pinion Bearing / Race (8 parts), Differential Carrier Bearing / Race (5 parts) and Differential Pinion Seal (3 parts). The other 3 part types cover the remaining 6 parts.
The 1954 Desoto Firedome came with a single engine, the 4.5L 276cid V8, and every part is verified against it.
5 brands supply drivetrain parts for the 1954 Desoto Firedome, led by WJB / INMOTION PARTS (9 parts), BCA (8 parts) and NATIONAL (3 parts), plus 2 more brands. Quality grades include Standard Replacement and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1954 Desoto Firedome. 3 parts have it, including NATIONAL 25580 (Differential Carrier Bearing / Race) and WJB / INMOTION PARTS WTHM803110 (Differential Pinion Bearing / Race). Each part number opens a page with every vehicle that part fits.
Differential Carrier Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | WT25520 | 🇺🇸 US | RaceCup Outside Diameter (In): 3.2650000000000001 In | View on Amazon |
| WJB / INMOTION PARTS | WT25580 | 🇺🇸 US | Rearwith 8.75 IN Ring Gear | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL Popular | 25580 | 🇺🇸 US | Rearwith 8.75 IN Ring Gear | View on Amazon |
| BCA | NB25520 | 🇺🇸 US | Race | View on Amazon |
| BCA | NB25580 | 🇺🇸 US | Rearwith Chrysler Axle(s) | View on Amazon |
This table covers the bearings and races that support the differential carrier.
5 Differential Carrier Bearing / Race parts are listed for the 1954 Desoto Firedome, from WJB / INMOTION PARTS, BCA and NATIONAL. NATIONAL 25580 carries the "Popular" badge.
In the Economy grade, WJB / INMOTION PARTS supplies 2 parts: the catalog's value-priced group. A representative part number is WJB / INMOTION PARTS WT25520.
The Standard Replacement section lists 3 options from BCA and NATIONAL — built to original-equipment specification. NATIONAL 25580 is listed in this group.
Listed part numbers: NATIONAL 25580, WJB / INMOTION PARTS WT25520 and WJB / INMOTION PARTS WT25580, plus the other parts above.
Differential Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | RDS6583 | 🇺🇸 US | Rearwith 8.75 (In) Ring Gear | View on Amazon |
| VICTOR REINZ | 711482500 | 🇺🇸 US | with 10 Bolt Holeswith Chrysler 8.75 IN Rear Axle | View on Amazon |
This table covers the gaskets that seal the Differential Cover. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
2 Differential Cover Gasket parts are listed for the 1954 Desoto Firedome, from FEL-PRO and VICTOR REINZ.
This group includes FEL-PRO RDS6583 and VICTOR REINZ 711482500.
Differential Pinion Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Popular | WTHM803110 | 🇺🇸 US | Race | View on Amazon |
| WJB / INMOTION PARTS Popular | WTHM89443 | 🇺🇸 US | Rear Outerwith 8.75 IN Ring Gear | View on Amazon |
| WJB / INMOTION PARTS | WTHM89410 | 🇺🇸 US | RaceCup Outside Diameter (mm): 76.2 MM | View on Amazon |
| WJB / INMOTION PARTS | WTHM803149 | 🇺🇸 US | Rear Innerwith 8.75 IN Ring Gear | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NBHM89410 | 🇺🇸 US | Race | View on Amazon |
| BCA | NBHM803110 | 🇺🇸 US | Race | View on Amazon |
| BCA | NBHM803149 | 🇺🇸 US | Rear Innerwith Chrysler Axle(s) | View on Amazon |
| BCA | NBHM89443 | 🇺🇸 US | Rear Outerwith Chrysler Axle(s) | View on Amazon |
This table covers the bearings and races on the differential pinion.
8 Differential Pinion Bearing / Race parts for the 1954 Desoto Firedome come from 2 brands — WJB / INMOTION PARTS and BCA. The "Popular" part is WJB / INMOTION PARTS WTHM803110.
The Economy section: 4 options from WJB / INMOTION PARTS. WJB / INMOTION PARTS WTHM803110 is listed in this group.
Standard Replacement: 4 parts, from BCA. A representative part number is BCA NBHM89410.
Part numbers include WJB / INMOTION PARTS WTHM803110, WJB / INMOTION PARTS WTHM89443 and WJB / INMOTION PARTS WTHM89410, among others listed above.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NS7216 | 🇺🇸 US | Rear Outerwith Chrysler Axle(s) | View on Amazon |
| NATIONAL | 7216 | 🇺🇸 US | Rear Outerwith 8.75 IN Ring Gear | View on Amazon |
| WJB / INMOTION PARTS | WS7216 | 🇺🇸 US | Rear Outerwith 8.75 IN Ring Gear | View on Amazon |
This table covers the seals at the differential pinion yoke. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
3 Differential Pinion Seal parts are listed for the 1954 Desoto Firedome, from BCA, NATIONAL and WJB / INMOTION PARTS.
This group includes BCA NS7216, NATIONAL 7216 and WJB / INMOTION PARTS WS7216.
Differential Rebuild Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | WKRA300 | 🇺🇸 US | Rearwith 8.75 IN Ring Gear | View on Amazon |
This table covers kits that group the bearings, races and seals for a differential rebuild.
This group shows a single part: WJB / INMOTION PARTS WKRA300.
Drive Shaft Center Support Bearing
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | RB6207Z | 🇺🇸 US | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 207S | 🇺🇸 US | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NB207S | 🇺🇸 US | View on Amazon |
This table covers the Drive Shaft Center Support bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
3 Drive Shaft Center Support Bearing parts for the 1954 Desoto Firedome come from 3 brands — WJB / INMOTION PARTS, NATIONAL and BCA.
The Economy section: 1 option from WJB / INMOTION PARTS. WJB / INMOTION PARTS RB6207Z is listed in this group.
Standard Replacement: 1 part, from NATIONAL. A representative part number is NATIONAL 207S.
1 further part sits outside the graded sections, with the same engine-level match.
Listed part numbers: WJB / INMOTION PARTS RB6207Z, NATIONAL 207S and BCA NB207S.
Buying Drivetrain Parts for a 1954 Desoto Firedome
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 4.5L 276cid V8 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 1954 Desoto Firedome?
Our catalog currently lists 22 drivetrain parts for the 1954 Desoto Firedome across 6 subcategories and 5 brands, covering the 4.5L 276cid V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 1954 Desoto Firedome?
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 1954 Desoto Firedome 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 1954 Desoto Firedome?
Every part on this page is matched to the 4.5L 276cid V8 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 1954 Desoto Firedome
Drivetrain Parts for Other Desoto Firedome Years
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