This page lists 27 drivetrain parts for the 1970 MG Midget, across 4 part types, covering the 1.3L L4 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 1970 MG Midget, 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 (13 parts), Universal Joint (6 parts) and Differential Pinion Seal (5 parts). The other 1 part type covers the remaining 3 parts.
Every part on this page is matched to the 1.3L L4 — the only engine offered in the 1970 MG Midget.
The most listed brands for 1970 MG Midget drivetrain parts are WJB / INMOTION PARTS (5 parts), TIMKEN (5 parts) and BCA (4 parts), plus 7 more brands. Quality grades include Standard Replacement and Economy.
6 parts on this 1970 MG Midget page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including TIMKEN M88010 (Differential Pinion Bearing / Race) and WJB / INMOTION PARTS WS51098 (Differential Pinion Seal). Click any part number to see every vehicle that part fits.
Differential Pinion Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTO EXTRA | M84548 | 🇺🇸 US 🇨🇦 CA | RearOuter | View on Amazon |
| WJB / INMOTION PARTS | WTM88043 | 🇺🇸 US 🇨🇦 CA | Rear Innerwith British-Leyland Axle | View on Amazon |
| WJB / INMOTION PARTS | WTM84510 | 🇺🇸 US 🇨🇦 CA | RaceCup Outside Diameter (In): 2.25 In | View on Amazon |
| WJB / INMOTION PARTS | WTM84548 | 🇺🇸 US 🇨🇦 CA | Rear Outerwith British-Leyland Axle | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN Popular | M88010 | 🇺🇸 US 🇨🇦 CA | Race | View on Amazon |
| TIMKEN Popular | M84510 | 🇺🇸 US 🇨🇦 CA | Race | View on Amazon |
| TIMKEN Popular | M88048 | 🇺🇸 US 🇨🇦 CA | Rear Inner | View on Amazon |
| BCA | NBM84510 | 🇺🇸 US 🇨🇦 CA | Race | View on Amazon |
| BCA | NBM88043 | 🇺🇸 US 🇨🇦 CA | Rear Innerwith British Leyland Axle(s) | View on Amazon |
| BCA | NBM84548 | 🇺🇸 US 🇨🇦 CA | Bearing Shape: Cylindrical | View on Amazon |
| NATIONAL | M88043 | 🇺🇸 US 🇨🇦 CA | Rear Innerwith British-Leyland Axle | View on Amazon |
| SCHAEFFLER | KM88048 | 🇺🇸 US 🇨🇦 CA | Rear Inner1.313 In Inside Diameter X 2.688 In Outside Diameter X 0.875 In Thick | View on Amazon |
| TIMKEN | M84548 | 🇺🇸 US 🇨🇦 CA | Rear Outer | View on Amazon |
This table covers the bearings and races on the differential pinion.
13 Differential Pinion Bearing / Race parts are listed for the 1970 MG Midget, from TIMKEN, WJB / INMOTION PARTS, BCA and 3 other brands. TIMKEN M88010 carries the "Popular" badge.
In the Economy grade, WJB / INMOTION PARTS and AUTO EXTRA supply 4 parts: the catalog's value-priced group. A representative part number is AUTO EXTRA M84548.
The Standard Replacement section lists 9 options from TIMKEN, BCA, NATIONAL and 1 other brand — built to original-equipment specification. TIMKEN M88010 is listed in this group.
Differential Pinion Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SCHAEFFLER | SR3477 | 🇺🇸 US 🇨🇦 CA | Rearwith 1.500 In Shaft | View on Amazon |
| SKF | 480151 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| WJB / INMOTION PARTS | WS99149 | 🇺🇸 US 🇨🇦 CA | Rear Outerwith British Leyland Axle | View on Amazon |
This table covers the wear sleeves used to restore a grooved pinion seal surface.
3 Differential Pinion Repair Sleeve parts for the 1970 MG Midget come from 3 brands — SCHAEFFLER, SKF and WJB / INMOTION PARTS.
Listed part numbers: SCHAEFFLER SR3477, SKF 480151 and WJB / INMOTION PARTS WS99149.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Popular | WS51098 | 🇺🇸 US 🇨🇦 CA | Rear Outerwith British Leyland Axle | View on Amazon |
| BCA | NS51098 | 🇺🇸 US 🇨🇦 CA | Rear Outerwith British Leyland Axle(s) | View on Amazon |
| SKF | 15141 | 🇺🇸 US 🇨🇦 CA | Sealing Surface Type: Nitrile | View on Amazon |
| SKF | 15142 | 🇺🇸 US 🇨🇦 CA | Rear | View on Amazon |
| TIMKEN | 51098 | 🇺🇸 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.
5 Differential Pinion Seal parts for the 1970 MG Midget come from 4 brands — SKF, WJB / INMOTION PARTS, BCA and 1 other brand. The "Popular" part is WJB / INMOTION PARTS WS51098.
This group includes WJB / INMOTION PARTS WS51098, BCA NS51098 and SKF 15141 and the remaining parts above.
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 for the 1970 MG Midget come from 4 brands — DANA, GMB, MOOG and 1 other brand. The "Popular" part is GMB 2200500.
The Economy section: 1 option from DANA. DANA 25101X is listed in this group.
Standard Replacement: 5 parts, from GMB, MOOG, DANA and 1 other brand. A representative part number is GMB 2200500.
Listed part numbers: GMB 2200500, DANA 25101X and MOOG 341, plus the other parts above.
Buying Drivetrain Parts for a 1970 MG Midget
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 1.3L 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 Universal Joint .
Frequently Asked Questions
How many drivetrain parts fit the 1970 MG Midget?
Our catalog currently lists 27 drivetrain parts for the 1970 MG Midget across 4 subcategories and 10 brands, covering the 1.3L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 1970 MG Midget?
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 1970 MG Midget 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 1970 MG Midget?
Every part on this page is matched to the 1.3L 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 1970 MG Midget
Drivetrain Parts for Other MG Midget Years
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