10 Drivetrain parts are listed for the 2019 BMW I3S, in 5 part types, covering the 647cc L2 ELECTRIC engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2019 BMW I3S, 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 CV Axle (5 parts), Transfer Case Oil Drain Plug (2 parts) and Axle Shaft Seal (1 part). The other 2 part types cover the remaining 2 parts.
Every part on this page is matched to the 647cc L2 ELECTRIC — the only engine offered in the 2019 BMW I3S.
The most listed brands for 2019 BMW I3S drivetrain parts are GSP (2 parts), TOP NOTCH (2 parts) and ELRING (2 parts), plus 3 more brands.
1 part on this 2019 BMW I3S page carries a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — TRAKMOTIVE BM8175 (CV Axle). Click any part number to see every vehicle that part fits.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN | SL260162 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | View on Amazon |
This table covers the seals where an axle shaft exits the 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.
This group shows a single part: TIMKEN SL260162.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TRAKMOTIVE Popular | BM8175 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Right | View on Amazon |
| GSP | NCV27068 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left | View on Amazon |
| GSP | NCV27069 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Right | View on Amazon |
| TOP NOTCH | TN10058 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left | View on Amazon |
| TOP NOTCH | TN10059 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Right | View on Amazon |
This table covers the complete CV axle shafts from differential (or hub) to wheel. Typical signs include a click in tight turns, grease flung around the wheel well, or a vibration that builds with speed. A torn boot caught early is a boot kit; caught late it is the whole axle. Torque the axle nut to the method in the notes.
5 CV Axle parts for the 2019 BMW I3S come from 3 brands — GSP, TOP NOTCH and TRAKMOTIVE. The "Popular" part is TRAKMOTIVE BM8175.
Part numbers include TRAKMOTIVE BM8175, GSP NCV27068 and GSP NCV27069, among others listed above.
Differential Gear Installation Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | B16800 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the Differential Gear Installation kits.
One part is listed for the 2019 BMW I3S — ELRING B16800.
Differential Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | B16790 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Material: AEM (Ethylene Acrylate Rubber)Swirl Type: Alternating Twist | View on Amazon |
This table covers the seals at the Differential. 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.
One part is listed for the 2019 BMW I3S — ELRING B16790.
Transfer Case Oil Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | HWP0065 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M22x1.5, Steel | View on Amazon |
| REIN | HWU0065 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | M22x1.5, Aluminum | View on Amazon |
This table covers the Transfer Case Oil drain plugs.
2 Transfer Case Oil Drain Plug parts for the 2019 BMW I3S come from REIN.
Listed part numbers: REIN HWP0065 and REIN HWU0065.
Buying Drivetrain Parts for a 2019 BMW I3S
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 647cc L2 ELECTRIC 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: CV Axle and Transfer Case Oil Drain Plug .
Frequently Asked Questions
How many drivetrain parts fit the 2019 BMW I3S?
Our catalog currently lists 10 drivetrain parts for the 2019 BMW I3S across 5 subcategories and 6 brands, covering the 647cc L2 ELECTRIC engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2019 BMW I3S?
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 2019 BMW I3S 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 2019 BMW I3S?
Every part on this page is matched to the 647cc L2 ELECTRIC 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 2019 BMW I3S
Drivetrain Parts for Other BMW I3S 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.