This page lists 14 automatic transmission parts for the 1958 Desoto Fireflite, across 7 part types, covering the 5.9L 361cid V8 engine. Every part shows its brand, manufacturer part number and fitment notes.
The automatic transmission on the 1958 Desoto Fireflite covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts. The largest groups are Extension Housing Seal (3 parts), Transmission Fluid (3 parts) and Fluid Pan Gasket (2 parts). The other 4 part types cover the remaining 6 parts.
Every part on this page is matched to the 5.9L 361cid V8 — the only engine offered in the 1958 Desoto Fireflite.
The most listed brands for 1958 Desoto Fireflite automatic transmission parts are NATIONAL (3 parts), WJB / INMOTION PARTS (3 parts) and VALVOLINE (3 parts), plus 4 more brands.
Each part number listed for the 1958 Desoto Fireflite opens a page with every vehicle that part fits.
Extension Housing Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NS330663 | 🇺🇸 US | 3 speed trans.Trans. code A466 | View on Amazon |
| NATIONAL | 330663 | 🇺🇸 US | 3 speed trans.with Chrysler A466 Transmission | View on Amazon |
| WJB / INMOTION PARTS | WS330663 | 🇺🇸 US | 3 speed trans.with Chrysler A466 Transmission | View on Amazon |
This table covers the seals at the Extension Housing. 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 Extension Housing Seal parts are listed for the 1958 Desoto Fireflite, from BCA, NATIONAL and WJB / INMOTION PARTS.
Listed part numbers: BCA NS330663, NATIONAL 330663 and WJB / INMOTION PARTS WS330663.
Fluid Pan Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | TOS18333 | 🇺🇸 US | 3 speed trans.Trans. code A466 | View on Amazon |
| VICTOR REINZ | 711494800 | 🇺🇸 US | 18 Bolt | View on Amazon |
This table covers the gaskets that seal the Fluid Pan. 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 Fluid Pan Gasket parts for the 1958 Desoto Fireflite come from 2 brands — FEL-PRO and VICTOR REINZ.
Part numbers include FEL-PRO TOS18333 and VICTOR REINZ 711494800.
Fluid Pump Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 99212 | 🇺🇸 US | 3 speed trans.with Chrysler A466 Transmission | View on Amazon |
| WJB / INMOTION PARTS | WS99212 | 🇺🇸 US | Front3 speed trans. | View on Amazon |
This table covers the precision wear sleeves used to restore a transmission pump seal surface.
2 Fluid Pump Repair Sleeve parts are listed for the 1958 Desoto Fireflite, from NATIONAL and WJB / INMOTION PARTS.
Listed part numbers: NATIONAL 99212 and WJB / INMOTION PARTS WS99212.
Fluid Pump Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 6879H | 🇺🇸 US | Front3 speed trans. | View on Amazon |
| WJB / INMOTION PARTS | WS6879H | 🇺🇸 US | Front3 speed trans. | View on Amazon |
This table covers the seals at the Fluid Pump. 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.
2 Fluid Pump Seal parts are listed for the 1958 Desoto Fireflite, from NATIONAL and WJB / INMOTION PARTS.
Listed part numbers: NATIONAL 6879H and WJB / INMOTION PARTS WS6879H.
Output Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SCHAEFFLER | SS2388 | 🇺🇸 US | 3 speed trans.Trans. code A466 | View on Amazon |
This table covers the seals at the Output Shaft. 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.
This group shows a single part: SCHAEFFLER SS2388.
Torque Converter Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SCHAEFFLER | SR3514 | 🇺🇸 US | 3 speed trans.Trans. code A466 | View on Amazon |
This table covers the wear sleeves used to restore a Torque Converter seal surface.
One part is listed for the 1958 Desoto Fireflite — SCHAEFFLER SR3514.
Transmission Fluid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | VV3246 | 🇺🇸 US | Max Life Multi-Vehicle or Maxlife Multi-Vehicle Full Synthetic ATF1 Quart | View on Amazon |
| VALVOLINE | 773775 | 🇺🇸 US | Max Life Multi-Vehicle or Maxlife Multi-Vehicle Full Synthetic ATF1 Gallon | View on Amazon |
| VALVOLINE | 881051 | 🇺🇸 US | Maxlife Multi-Vehicle Full Synthetic ATF5 Gallon Bay Box | View on Amazon |
This table covers the automatic-transmission fluids specified for this gearbox. Typical signs include harsh or delayed shifts, fluid that smells burnt, or a shudder at light throttle. Use exactly the specification in the notes. Automatic transmissions are unforgiving of the wrong fluid.
3 Transmission Fluid parts for the 1958 Desoto Fireflite come from VALVOLINE.
Listed part numbers: VALVOLINE VV3246, VALVOLINE 773775 and VALVOLINE 881051.
Buying Automatic Transmission Parts for a 1958 Desoto Fireflite
On this vehicle, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts.
- Confirm you have the 5.9L 361cid 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 filter and pan gasket with every fluid service, and flush the cooler lines when replacing a failed unit.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Extension Housing Seal and Transmission Fluid .
Frequently Asked Questions
How many automatic transmission parts fit the 1958 Desoto Fireflite?
Our catalog currently lists 14 automatic transmission parts for the 1958 Desoto Fireflite across 7 subcategories and 7 brands, covering the 5.9L 361cid V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of automatic transmission problems on a 1958 Desoto Fireflite?
Common symptoms include delayed or harsh engagement, slipping under load, fluid that smells burnt, or shuddering at light throttle around 40 mph. 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 filter and pan gasket with every fluid service, and flush the cooler lines when replacing a failed unit.
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 1958 Desoto Fireflite 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 1958 Desoto Fireflite?
Every part on this page is matched to the 5.9L 361cid V8 engine. Then use exactly the fluid specification in the notes — automatic transmissions are the least forgiving component on the vehicle about fluid choice. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1958 Desoto Fireflite
Automatic Transmission Parts for Other Desoto Fireflite Years
Switch vehicle or jump to a subcategory
Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.