This page lists 17 drivetrain parts for the 1973 Fiat 124, across 5 part types, covering both the 1.4L L4 and the 1.6L L4. Every part shows its brand, manufacturer part number and fitment notes.
On the 1973 Fiat 124, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 14 parts of the 17 listed are Universal Joint (6 parts), CV Joint Boot (4 parts) and Differential Pinion Bearing / Race (4 parts). The other 2 part types cover the remaining 3 parts.
The 1973 Fiat 124 was sold with both the 1.4L L4 and the 1.6L L4. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 1973 Fiat 124 drivetrain parts are DORMAN (4 parts), SKF (3 parts) and SCHAEFFLER (2 parts), plus 5 more brands. Quality grades include Standard Replacement and Economy.
2 parts on this 1973 Fiat 124 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including GMB 2200500 (Universal Joint) and MOOG 341 (Universal Joint). Click any part number to see every vehicle that part fits.
CV Joint Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 1.4L L4 | 614001 | 🇺🇸 US 🇨🇦 CA | Joint Diameter 3.58"Shaft End Inside Diameter .93" | View on Amazon |
| DORMAN Fits: 1.4L L4 | 03680 | 🇺🇸 US 🇨🇦 CA | OuterJoint Diameter 3.83" | View on Amazon |
| DORMAN Fits: 1.4L L4 | 614002 | 🇺🇸 US 🇨🇦 CA | Joint Diameter 3.3"Shaft End Inside Diameter 0.87" | View on Amazon |
| DORMAN Fits: 1.4L L4 | 614701 | 🇺🇸 US 🇨🇦 CA | OuterQuick-Boot | View on Amazon |
This table covers the boots that keep grease in a CV joint. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn.
4 CV Joint Boot parts for the 1973 Fiat 124 come from DORMAN.
Part numbers include DORMAN 614001, DORMAN 03680 and DORMAN 614002, among others listed above.
Differential Pinion Bearing / Race
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA Fits: 1.4L L4 | NBHM801346 | 🇺🇸 US 🇨🇦 CA | Rear Inner | View on Amazon |
| SCHAEFFLER Fits: 1.4L L4 | KHM89443 | 🇺🇸 US 🇨🇦 CA | Rear Outer28.575 mm Width | View on Amazon |
| TIMKEN Fits: 1.4L L4 | HM89410 | 🇺🇸 US 🇨🇦 CA | Race | View on Amazon |
| TIMKEN Fits: 1.4L L4 | HM89443 | 🇺🇸 US 🇨🇦 CA | Rear Outer | View on Amazon |
This table covers the bearings and races on the differential pinion.
4 Differential Pinion Bearing / Race parts are listed for the 1973 Fiat 124, from TIMKEN, BCA and SCHAEFFLER.
This group includes BCA NBHM801346, SCHAEFFLER KHM89443 and TIMKEN HM89410 and the remaining parts above.
Differential Pinion Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKF Fits: 1.4L L4 | 99146 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
This table covers the wear sleeves used to restore a grooved pinion seal surface.
This group shows a single part: SKF 99146.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SCHAEFFLER Fits: 1.4L L4 | SS4360 | 🇺🇸 US 🇨🇦 CA | Rear2.68" O.D. X 0.31" Width | View on Amazon |
| SKF Fits: 1.4L L4 | 14065 | 🇺🇸 US 🇨🇦 CA | Rear | 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.
2 Differential Pinion Seal parts for the 1973 Fiat 124 come from 2 brands — SCHAEFFLER and SKF.
Part numbers include SCHAEFFLER SS4360 and SKF 14065.
Universal Joint
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DANA Fits: 1.4L L4 | 25101X | 🇺🇸 US 🇨🇦 CA | Spicer SelectNon-Greasable | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GMB Popular Fits: 1.4L L4 | 2200500 | 🇺🇸 US 🇨🇦 CA | GreasableGrease Fitting in Cross | View on Amazon |
| MOOG Popular Fits: 1.4L L4 | 341 | 🇺🇸 US 🇨🇦 CA | Fits Rear Driveshaft at Rear AxleExcept Short Grease Fitting | View on Amazon |
| DANA Fits: 1.4L L4 | 5101X | 🇺🇸 US 🇨🇦 CA | SpicerNon-Greasable | View on Amazon |
| GMB Fits: 1.4L L4 | 2200600 | 🇺🇸 US 🇨🇦 CA | GreasableGrease Fitting in Bearing Cap | View on Amazon |
| SKF Fits: 1.4L L4 | UJ341 | 🇺🇸 US 🇨🇦 CA | Greaseable | View on Amazon |
This table covers the U-joints in the driveshaft.
6 Universal Joint parts for the 1973 Fiat 124 come from 4 brands — DANA, GMB, MOOG and 1 other brand. The "Popular" part is GMB 2200500.
The Economy section lists 1 option from DANA — the catalog's value-priced group. DANA 25101X is listed in this group.
In the Standard Replacement grade, GMB, MOOG, DANA and 1 other brand supply 5 parts: built to original-equipment specification. A representative part number is GMB 2200500.
Part numbers include GMB 2200500, DANA 25101X and MOOG 341, among others listed above.
Buying Drivetrain Parts for a 1973 Fiat 124
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Match the engine first. Every drivetrain part here is engine-specific; each row shows which engine(s) it fits.
- 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: Universal Joint and CV Joint Boot .
Frequently Asked Questions
How many drivetrain parts fit the 1973 Fiat 124?
Our catalog currently lists 17 drivetrain parts for the 1973 Fiat 124 across 5 subcategories and 8 brands, covering both the 1.4L L4 and the 1.6L L4. Each part is matched to the engine(s) it fits.
Do drivetrain parts differ between 1973 Fiat 124 engines?
Yes. Every drivetrain part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of drivetrain problems on a 1973 Fiat 124?
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 1973 Fiat 124 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 1973 Fiat 124?
First match the engine — each row shows which engine(s) the part fits. 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 1973 Fiat 124
Drivetrain Parts for Other Fiat 124 Years
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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.