The 1982 Triumph TR7 has 10 drivetrain parts with verified fitment on this page — 4 part types and 3 brands, covering the 2.0L L4 engine. Each part includes a manufacturer part number and application notes.
On the 1982 Triumph TR7, 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 (4 parts), Differential Pinion Seal (3 parts) and Differential Carrier Bearing / Race (2 parts). The other 1 part type covers the remaining 1 part.
The 1982 Triumph TR7 came with a single engine, the 2.0L L4, and every part is verified against it.
3 brands supply drivetrain parts for the 1982 Triumph TR7, led by WJB / INMOTION PARTS (5 parts), BCA (4 parts) and SCHAEFFLER (1 part). Quality grades include Economy and Standard Replacement.
Each part number listed for the 1982 Triumph TR7 opens a page with every vehicle that part fits.
Differential Carrier Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | WTA13 | 🇨🇦 CA | Bearing & Race Set | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NBA13 | 🇨🇦 CA | Bearing & Race SetIncludes Cup and Cone | View on Amazon |
This table covers the bearings and races that support the differential carrier.
2 Differential Carrier Bearing / Race parts are listed for the 1982 Triumph TR7, from WJB / INMOTION PARTS and BCA.
In the Economy grade, WJB / INMOTION PARTS supplies 1 part: the catalog's value-priced group. A representative part number is WJB / INMOTION PARTS WTA13.
The Standard Replacement section lists 1 option from BCA — built to original-equipment specification. BCA NBA13 is listed in this group.
Part numbers include WJB / INMOTION PARTS WTA13 and BCA NBA13.
Differential Pinion Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | WTHM88610 | 🇨🇦 CA | Cup Outside Diameter (In): 2.8439999999999999 InRace | View on Amazon |
| WJB / INMOTION PARTS | WTHM88649 | 🇨🇦 CA | Rear Outerwith Standard CM Axle | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NBHM88610 | 🇨🇦 CA | Race | View on Amazon |
| BCA | NBHM88649 | 🇨🇦 CA | Bearing Shape: Cylindrical | View on Amazon |
This table covers the bearings and races on the differential pinion.
4 Differential Pinion Bearing / Race parts for the 1982 Triumph TR7 come from 2 brands — WJB / INMOTION PARTS and BCA.
The Economy section: 2 options from WJB / INMOTION PARTS. WJB / INMOTION PARTS WTHM88610 is listed in this group.
Standard Replacement: 2 parts, from BCA. A representative part number is BCA NBHM88610.
This group includes WJB / INMOTION PARTS WTHM88610, WJB / INMOTION PARTS WTHM88649 and BCA NBHM88610 and the remaining parts above.
Differential Pinion Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | WS99114 | 🇨🇦 CA | Rear Outerwith Standard CM Axle | View on Amazon |
This table covers the wear sleeves used to restore a grooved pinion seal surface.
One part is listed for the 1982 Triumph TR7 — WJB / INMOTION PARTS WS99114.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NS223020 | 🇨🇦 CA | Rear Outerwith Standard CM Axle(s) | View on Amazon |
| SCHAEFFLER | SS2283 | 🇨🇦 CA | Rear1.85" I:D X 1.86" O.D. X 0.28" Width | View on Amazon |
| WJB / INMOTION PARTS | WS223020 | 🇨🇦 CA | Rear Outerwith Standard CM Axle | 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 1982 Triumph TR7, from BCA, SCHAEFFLER and WJB / INMOTION PARTS.
This group includes BCA NS223020, SCHAEFFLER SS2283 and WJB / INMOTION PARTS WS223020.
Buying Drivetrain Parts for a 1982 Triumph TR7
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 2.0L 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 Pinion Seal .
Frequently Asked Questions
How many drivetrain parts fit the 1982 Triumph TR7?
Our catalog currently lists 10 drivetrain parts for the 1982 Triumph TR7 across 4 subcategories and 3 brands, covering the 2.0L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 1982 Triumph TR7?
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 1982 Triumph TR7 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 1982 Triumph TR7?
Every part on this page is matched to the 2.0L 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 1982 Triumph TR7
Drivetrain Parts for Other Triumph TR7 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.