This page lists 18 drivetrain parts for the 2021 BMW M235I, across 9 part types, covering the 2.0L L4 Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2021 BMW M235I, 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), Gear Oil (4 parts) and Differential Fill / Drain Plug (2 parts). The other 6 part types cover the remaining 7 parts.
Every part on this page is matched to the 2.0L L4 Turbocharged — the only engine offered in the 2021 BMW M235I.
The most listed brands for 2021 BMW M235I drivetrain parts are REIN (4 parts), GSP (2 parts) and TRAKMOTIVE (2 parts), plus 7 more brands.
1 part on this 2021 BMW M235I page carries a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — TOP NOTCH TN10176 (CV Axle). Click any part number to see every vehicle that part fits.
AWD Coupling Oil Pump
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAE | DLA0109 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the AWD Coupling Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit.
This group shows a single part: AAE DLA0109.
Axle Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | HWB1067 | 🇺🇸 US 🇨🇦 CA | Rearwith Spring, 16x1.5x72mm | View on Amazon |
This table covers the Axle bolts.
This group shows a single part: REIN HWB1067.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN | SL260162 | 🇺🇸 US 🇨🇦 CA | 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 |
|---|---|---|---|---|
| TOP NOTCH Popular | TN10176 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| GSP | NCV27112 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| GSP | NCV49043 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| TRAKMOTIVE | BM86042 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| TRAKMOTIVE | BM86041 | 🇺🇸 US 🇨🇦 CA | Front 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 2021 BMW M235I come from 3 brands — GSP, TRAKMOTIVE and TOP NOTCH. The "Popular" part is TOP NOTCH TN10176.
Part numbers include TOP NOTCH TN10176, GSP NCV27112 and GSP NCV49043, among others listed above.
Differential Fill / Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | HWP0065 | 🇺🇸 US 🇨🇦 CA | Rear DifferentialM22X1.5, Steel | View on Amazon |
| REIN | HWU0065 | 🇺🇸 US 🇨🇦 CA | Rear DifferentialM22X1.5, Aluminum | View on Amazon |
This table covers the Differential Fill drain plugs.
2 Differential Fill / Drain Plug parts for the 2021 BMW M235I come from REIN.
Listed part numbers: REIN HWP0065 and REIN HWU0065.
Differential Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 761160 | 🇺🇸 US 🇨🇦 CA | Material: ACM (Polyacrylate)Radial Shaft Seal Design: AS | View on Amazon |
| ELRING | B16790 | 🇺🇸 US 🇨🇦 CA | 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.
ELRING supplies both parts for the 2021 BMW M235I.
This group includes ELRING 761160 and ELRING B16790.
Drive Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CARDONE | 659002 | 🇺🇸 US 🇨🇦 CA | Rearwith 84.49 (In) Long Driveshaft | View on Amazon |
This table covers the driveshafts that carry torque from the transmission or transfer case.
One part is listed for the 2021 BMW M235I — CARDONE 659002.
Drive Shaft Center Support Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | BEM0039P | 🇺🇸 US 🇨🇦 CA | 55mm O.D., 30mm I.D. | View on Amazon |
This table covers the Drive Shaft Center Support bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
One part is listed for the 2021 BMW M235I — REIN BEM0039P.
Gear Oil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO | V600361 | 🇺🇸 US 🇨🇦 CA | Differential Oil, Haldex 0.275 ml | View on Amazon |
| VAICO | V600364 | 🇺🇸 US 🇨🇦 CA | 850MLTransmission code : JJN, JUY, KJU, KMC, KMD, MMK, MML | View on Amazon |
| VALVOLINE | 915052 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE | 915053 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Quart Flex Fill | View on Amazon |
This table covers the gear oils specified for the axle or transfer case. Typical signs include a low-oil lamp, knocking, or oil that has gone thin before the next interval. Match the viscosity and spec in the notes, not just the weight on the bottle.
4 Gear Oil parts for the 2021 BMW M235I come from 2 brands — VAICO and VALVOLINE.
This group includes VAICO V600361, VAICO V600364 and VALVOLINE 915052 and the remaining parts above.
Buying Drivetrain Parts for a 2021 BMW M235I
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 Turbocharged 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 Gear Oil .
Frequently Asked Questions
How many drivetrain parts fit the 2021 BMW M235I?
Our catalog currently lists 18 drivetrain parts for the 2021 BMW M235I across 9 subcategories and 10 brands, covering the 2.0L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2021 BMW M235I?
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 2021 BMW M235I 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 2021 BMW M235I?
Every part on this page is matched to the 2.0L L4 Turbocharged 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 2021 BMW M235I
Drivetrain Parts for Other BMW M235I 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.