The 2021 BMW X2 has 20 drivetrain parts with verified fitment on this page — 6 part types and 9 brands, covering both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged. Each part includes a manufacturer part number and application notes.
On the 2021 BMW X2, 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 (12 parts), CV Joint Boot (3 parts) and Differential Seal (2 parts). The other 3 part types cover the remaining 3 parts.
The 2021 BMW X2 was sold with both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged. 1 part fits every engine; the other 19 are engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2021 BMW X2 drivetrain parts are GSP (4 parts), TOP NOTCH (3 parts) and TRAKMOTIVE (3 parts), plus 6 more brands.
3 parts on this 2021 BMW X2 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including APWI BM8363 (CV Axle) and TOP NOTCH TN10114 (CV Axle). Click any part number to see every vehicle that part fits.
AWD Coupling Oil Pump
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAE Fits: 2.0L L4 Turbocharged | DLA0109 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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 Fits: 2.0L L4 Turbocharged | HWB1067 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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 Fits: all 2021 X2 engines | 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 |
|---|---|---|---|---|
| APWI Popular Fits: 2.0L L4 Turbocharged | BM8363 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
| TOP NOTCH Popular Fits: 2.0L L4 Turbocharged | TN10114 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front RightM35i Model | View on Amazon |
| TOP NOTCH Popular Fits: 2.0L L4 Turbocharged | TN10176 | 🇺🇸 US 🇨🇦 CA | Front RightxDrive28i | View on Amazon |
| APWI Fits: 2.0L L4 Turbocharged | BM8377 | 🇺🇸 US | Front RightM35i Model | View on Amazon |
| GSP Fits: 2.0L L4 Turbocharged | NCV27112 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
| GSP Fits: 2.0L L4 Turbocharged | NCV49011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front RightM35i Model | View on Amazon |
| GSP Fits: 2.0L L4 Turbocharged | NCV27064 | 🇺🇸 US 🇨🇦 CA | RearxDrive28i | View on Amazon |
| GSP Fits: 2.0L L4 Turbocharged | NCV49043 | 🇺🇸 US 🇨🇦 CA | Front RightxDrive28i | View on Amazon |
| TOP NOTCH Fits: 2.0L L4 Turbocharged | TN10054 | 🇺🇸 US 🇨🇦 CA | RearxDrive28i | View on Amazon |
| TRAKMOTIVE Fits: 2.0L L4 Turbocharged | BM86042 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front LeftM35i Model or sDrive28i or xDrive28i | View on Amazon |
| TRAKMOTIVE Fits: 2.0L L4 Turbocharged | BM86041 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front RightxDrive28i | View on Amazon |
| TRAKMOTIVE Fits: 2.0L L4 Turbocharged | BM8151 | 🇺🇸 US 🇨🇦 CA | RearxDrive28i | 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.
12 CV Axle parts for the 2021 BMW X2 come from 4 brands — GSP, TOP NOTCH, TRAKMOTIVE and 1 other brand. The "Popular" part is APWI BM8363.
CV Joint Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GKN Fits: 2.0L L4 Turbocharged | 306530 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front LeftEngine Code B48A20O0 | View on Amazon |
| GKN Fits: 2.0L L4 Turbocharged | 306348 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front RightM35i Model or sDrive28i or xDrive28i | View on Amazon |
| GKN Fits: 2.0L L4 Turbocharged | 306535 | 🇺🇸 US 🇨🇦 CA | Thermoplastic ElastomerThermosplastic Elastomer (TPE) | View on Amazon |
This table covers the boots that keep grease in a CV joint. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn.
3 CV Joint Boot parts for the 2021 BMW X2 come from GKN.
This group includes GKN 306530, GKN 306348 and GKN 306535.
Differential Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 1.5L L3 Turbocharged | 761160 | 🇲🇽 MX | Material: ACM (Polyacrylate)Radial Shaft Seal Design: AS | View on Amazon |
| ELRING Fits: 1.5L L3 Turbocharged | B16790 | 🇲🇽 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.
ELRING supplies both parts for the 2021 BMW X2.
Part numbers include ELRING 761160 and ELRING B16790.
Buying Drivetrain Parts for a 2021 BMW X2
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Match the engine first. Some drivetrain parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- 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 CV Joint Boot .
Frequently Asked Questions
How many drivetrain parts fit the 2021 BMW X2?
Our catalog currently lists 20 drivetrain parts for the 2021 BMW X2 across 6 subcategories and 9 brands, covering both the 1.5L L3 Turbocharged and the 2.0L L4 Turbocharged. Each part is matched to the engine(s) it fits.
Do drivetrain parts differ between 2021 BMW X2 engines?
Some do. 1 part fits every engine; the other 19 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of drivetrain problems on a 2021 BMW X2?
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 X2 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 X2?
First match the engine — each row shows which engine(s) the part fits. 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 X2
Drivetrain Parts for Other BMW X2 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.