This page lists 30 drivetrain parts for the 1974 Triumph Spitfire, across 4 part types, covering the 1.5L L4 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 1974 Triumph Spitfire, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 28 parts of the 30 listed are Differential Carrier Bearing / Race (17 parts), Universal Joint (6 parts) and Differential Pinion Bearing / Race (5 parts). The other 1 part type covers the remaining 2 parts.
The 1974 Triumph Spitfire came with a single engine, the 1.5L L4, and every part is verified against it.
14 brands supply drivetrain parts for the 1974 Triumph Spitfire, led by TIMKEN (6 parts), BCA (4 parts) and SKF (4 parts), plus 11 more brands. Quality grades include Standard Replacement and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1974 Triumph Spitfire. 7 parts have it, including WJB / INMOTION PARTS WT15245 (Differential Carrier Bearing / Race) and TIMKEN 21075 (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 Popular | WT15245 | 🇺🇸 US 🇨🇦 CA | Race | View on Amazon |
| WJB / INMOTION PARTS Popular | WT15123 | 🇺🇸 US 🇨🇦 CA | Bearing Shape: Cylindrical | View on Amazon |
| AUTO EXTRA | 15123 | 🇺🇸 US 🇨🇦 CA | Rearwith STD FH Axle | View on Amazon |
| CHICAGO RAWHIDE | BR15123 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FAMOUS BRAND | S15123 | 🇺🇸 US 🇨🇦 CA | RearSTD FH | View on Amazon |
| POWER TRAIN COMPONENTS | PT15123 | 🇺🇸 US 🇨🇦 CA | Rearwith Standard FH Axle | View on Amazon |
| ULTRA-POWER | WT15123 | 🇺🇸 US 🇨🇦 CA | Rearwith Standard FH Axle | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN Popular | 15245 | 🇺🇸 US 🇨🇦 CA | Race Only | View on Amazon |
| TIMKEN Popular | 15123 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| ACDELCO | AC15245 | 🇺🇸 US 🇨🇦 CA | GoldRace Only | View on Amazon |
| BCA | NB15245 | 🇺🇸 US 🇨🇦 CA | Race Only | View on Amazon |
| BCA | NB15123 | 🇺🇸 US 🇨🇦 CA | Rearwith Standard FC Axle(s) | View on Amazon |
| SCHAEFFLER | 15245 | 🇺🇸 US 🇨🇦 CA | Race Only | View on Amazon |
| SCHAEFFLER | 501014 | 🇺🇸 US 🇨🇦 CA | Race Only | View on Amazon |
| SCHAEFFLER | K15123 | 🇺🇸 US 🇨🇦 CA | Rear19.05 mm Width | View on Amazon |
| SKF | BR15245 | 🇺🇸 US 🇨🇦 CA | Race | View on Amazon |
| SKF | BR15123 | 🇺🇸 US 🇨🇦 CA | with 1.2500 In. Bearing Inside Diameterwith 2.5000 In. Outside Diameter Bearing(S) | View on Amazon |
This table covers the bearings and races that support the differential carrier.
17 Differential Carrier Bearing / Race parts are listed for the 1974 Triumph Spitfire, from SCHAEFFLER, WJB / INMOTION PARTS, TIMKEN and 8 other brands. WJB / INMOTION PARTS WT15245 carries the "Popular" badge.
In the Economy grade, WJB / INMOTION PARTS, AUTO EXTRA, CHICAGO RAWHIDE and 3 other brands supply 7 parts: the catalog's value-priced group. A representative part number is WJB / INMOTION PARTS WT15245.
The Standard Replacement section lists 10 options from SCHAEFFLER, TIMKEN, BCA and 2 other brands — built to original-equipment specification. TIMKEN 15245 is listed in this group.
Differential Pinion Bearing / Race
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN Popular | 21075 | 🇺🇸 US 🇨🇦 CA | Rear Outer | View on Amazon |
| BCA | NB21212 | 🇺🇸 US 🇨🇦 CA | Race Only | View on Amazon |
| BCA | NB21075 | 🇺🇸 US 🇨🇦 CA | Bearing Shape: Cylindrical | View on Amazon |
| TIMKEN | 21212 | 🇺🇸 US 🇨🇦 CA | Race | View on Amazon |
| TIMKEN | 02473 | 🇺🇸 US 🇨🇦 CA | Rear Inner | View on Amazon |
This table covers the bearings and races on the differential pinion.
5 Differential Pinion Bearing / Race parts for the 1974 Triumph Spitfire come from 2 brands — TIMKEN and BCA. The "Popular" part is TIMKEN 21075.
Part numbers include TIMKEN 21075, BCA NB21212 and BCA NB21075, among others listed above.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKF | 13419 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| TIMKEN | 8133S | 🇺🇸 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 are listed for the 1974 Triumph Spitfire, from SKF and TIMKEN.
Part numbers include SKF 13419 and TIMKEN 8133S.
Universal Joint
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DANA | 25101X | 🇺🇸 US 🇨🇦 CA | Spicer SelectNon-Greasable | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GMB Popular | 2200500 | 🇺🇸 US 🇨🇦 CA | GreasableGrease Fitting in Cross | View on Amazon |
| MOOG Popular | 341 | 🇺🇸 US 🇨🇦 CA | Fits Rear Driveshaft at Rear AxleExcept Short Grease Fitting | View on Amazon |
| DANA | 5101X | 🇺🇸 US 🇨🇦 CA | SpicerNon-Greasable | View on Amazon |
| GMB | 2200600 | 🇺🇸 US 🇨🇦 CA | GreasableGrease Fitting in Bearing Cap | View on Amazon |
| SKF | UJ341 | 🇺🇸 US 🇨🇦 CA | Greaseable | View on Amazon |
This table covers the U-joints in the driveshaft.
6 Universal Joint parts are listed for the 1974 Triumph Spitfire, from DANA, GMB, MOOG and 1 other brand. GMB 2200500 carries the "Popular" badge.
Economy: 1 part, from DANA. A representative part number is DANA 25101X.
The Standard Replacement section: 5 options from GMB, MOOG, DANA and 1 other brand. GMB 2200500 is listed in this group.
Listed part numbers: GMB 2200500, DANA 25101X and MOOG 341, plus the other parts above.
Buying Drivetrain Parts for a 1974 Triumph Spitfire
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 Carrier Bearing / Race and Universal Joint .
Frequently Asked Questions
How many drivetrain parts fit the 1974 Triumph Spitfire?
Our catalog currently lists 30 drivetrain parts for the 1974 Triumph Spitfire across 4 subcategories and 14 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 1974 Triumph Spitfire?
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 1974 Triumph Spitfire 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 1974 Triumph Spitfire?
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 1974 Triumph Spitfire
Drivetrain Parts for Other Triumph Spitfire 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.