ATC13-2 Transfer Case Assembly for 2021-2025 BMW 330e, 330i, M340i, M440i, X3, X4, X5
Professionally inspected and tested.
Product Notes Read before buying
This is an ATC13-2 model transfer case. It is critical to verify that your vehicle is equipped with this specific model before ordering. This part fits All-Wheel Drive (AWD) models with an automatic transmission only.
1 Other Matching Unit Available
Same part, different stock options.
Why Buy Used OEM Parts?
We check and test every used part before we sell it. It may show some wear, but it works and is ready to install.
This is the same part your vehicle came with from the factory. It fits and works just like the original — because it is one.
A few marks on the outside don't change what's inside. The part works the way it should.
Pay 50–80% less than buying new. Same factory part, much lower price.
Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.
Vehicle Fitment Guide
This part fits the following vehicles:
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| 2024 |
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| 2024 - 2025 |
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| 2024 - 2025 |
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| 2021 - 2022 |
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| M | SUV | 2022 - 2024 | L6 3.0L Turbo | AWD | Automatic |
| M Competition | SUV | 2022 - 2024 | L6 3.0L Turbo | AWD | Automatic |
| M40i | SUV | 2022, 2024 | L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo | AWD | Automatic |
| M40i | SUV | 2022 - 2024 | L6 3.0L Turbo | AWD | Automatic |
| xDrive30e | SUV | 2022 - 2024 | L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo | AWD | Automatic |
| xDrive30i | SUV | 2022 - 2024 | L4 2.0L Turbo | AWD | Automatic |
| xDrive30i Outdoor Edition | SUV | 2022 - 2023 | L4 2.0L Turbo | AWD | Automatic |
| xDrive30i Protection | SUV | 2022 - 2024 | L4 2.0L Turbo | AWD | Automatic |
| xDrive30e Outdoor Edition | SUV | 2024 | L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo | AWD | Automatic |
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| M | SUV | 2022 - 2025 | L6 3.0L Turbo | AWD | Automatic |
| M Competition | SUV | 2022 - 2025 | L6 3.0L Turbo | AWD | Automatic |
| M40i | SUV | 2022 - 2025 | L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo | AWD | Automatic |
| xDrive30i | SUV | 2022 - 2025 | L4 2.0L Turbo | AWD | Automatic |
| xDrive30i Carbon Edition | SUV | 2024 | L4 2.0L MILD HYBRID EV-GAS (MHEV) Turbo | AWD | Automatic |
| xDrive30i | SUV | 2025 | L4 2.0L MILD HYBRID EV-GAS (MHEV) Turbo | AWD | Automatic |
| xDrive30i M Pro Edition | SUV | 2025 | L4 2.0L MILD HYBRID EV-GAS (MHEV) Turbo | AWD | Automatic |
| 2023 |
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| xDrive40i | SUV | 2024 - 2025 | L6 3.0L Turbo | AWD | Automatic |
| xDrive40i | SUV | 2024 - 2025 | L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo | AWD | Automatic |
| xDrive40i Adapted Plus | SUV | 2024 - 2025 | L6 3.0L Turbo | AWD | Automatic |
| xDrive40i Protection | SUV | 2024 | L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo | AWD | Automatic |
| xDrive50e | SUV | 2024 - 2025 | L6 3.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo | AWD | Automatic |
| xDrive40i 30 Anos | SUV | 2025 | L6 3.0L Turbo | AWD | Automatic |
Policies, in plain English.
Shipping & Handling
- Standard shipping: 3-7 business days via UPS Ground
- Parts are carefully packaged to prevent damage during transit
6-Month Warranty
All used parts include a 6-month warranty from the date of purchase.
- If your part fails within 6 months, we will send a replacement
- Refunds are only issued if we cannot provide a suitable replacement
- Warranty covers defects — not installation errors, misuse, or damage after installation
Note: Warranty is for replacement, not refund. A part failing on day 80? We'll replace it. But the return window for refunds is 30 days.
Returns (30 Days)
We accept returns within 30 days of delivery for this part.
- Defective parts: We will replace the part or issue a refund at our discretion
- Electronic parts: Must be returned with the sealed inspection bag unopened. The clear bag allows full visual inspection before opening. Once opened, electronic parts can only be exchanged for a replacement if defective — no refunds
- Programming: "Needs to be programmed to my vehicle" is not a valid return reason. Many modules require dealer programming — we're happy to help connect you with resources if your dealer says it's not programmable
- Return shipping: We cover return shipping as part of our 100% money-back guarantee
- Parts must be returned in original packaging and unmodified condition
- Poorly packaged returns that arrive damaged will not be credited
Damaged in Shipping?
If your part arrives damaged:
- Stop immediately — do not install the part
- Keep all original packaging and boxes
- Take clear photos of the damage and packaging
- Contact us within 48 hours of delivery
We will handle the carrier claim. You are not responsible for shipping damage — we just need your help documenting it.
Order Cancellation
Orders can be cancelled before shipment for a full refund. Once shipped, cancellations follow our return policy.
Expert Guide
2017-2022 BMW Transfer Case Shudder: A Guide for X5, X6, X7, 7 Series & More
This in-depth guide covers the common transfer case shudder in modern BMW xDrive models, explaining the cause, symptoms, and solutions from a simple fluid change to a full replacement.
Read Full Guide →Miscellaneous Information
OEM Part Numbers:
BMW: 27108465870, 27109469019, 27109847753, 946902101
Other: 7884831
Fits Years: 2021 2022 2023 2024 2025
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This part ships with a 6-month warranty. If it doesn't fit or stops working, we replace or refund — no hassle.
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