BMW Alternator (150 AMP) 12318654280
OEM Part #: 12-31-8-654-280 (12318654280)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
Other Alternator / Generator that may fit your vehicle
- Genuine OEM — real photos
- 30-day returns on eligible parts
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- Ships from our own indoor warehouse
Specifications
| Fits Vehicle Model | 740i, 740i xDrive, 840i, 840i Gran Coupe, 840i xDrive, 840i xDrive Gran Coupe, M340i, M340i xDrive, X3, X4, X5, X7, Z4 |
| Fits Vehicle Make | BMW |
| OEM Part No | 12-31-8-654-280 (12318654280) |
| Compatible OEM Part No | 8689830 |
| Category | Battery / Charging / Starting |
Compatible Vehicles
Fits 89 vehicle configurations across 1 make, 2019-2025.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 89 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2019 | BMW | X3 | SUV | 3.0L l6 Turbo | |
| 2019 | BMW | X3 | SUV | 2.0L l4 Turbo | |
| 2019 | BMW | X4 | SUV | 3.0L l6 Turbo | |
| 2019 | BMW | X4 | SUV | 2.0L l4 Turbo | |
| 2019 | BMW | X5 | SUV | 3.0L l6 Turbo | |
| 2019 | BMW | X7 | SUV | 3.0L l6 Turbo | |
| 2019 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2020 | BMW | 740i | Sedan | 3.0L l6 Turbo | |
| 2020 | BMW | 740i xDrive | Sedan | 3.0L l6 Turbo | |
| 2020 | BMW | 840i | Convertible | 3.0L l6 Turbo | |
| 2020 | BMW | 840i | Coupe | 3.0L l6 Turbo | |
| 2020 | BMW | 840i Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2020 | BMW | 840i xDrive | Convertible | 3.0L l6 Turbo | |
| 2020 | BMW | 840i xDrive | Coupe | 3.0L l6 Turbo | |
| 2020 | BMW | 840i xDrive Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2020 | BMW | M340i | Sedan | 3.0L l6 Turbo | |
| 2020 | BMW | M340i xDrive | Sedan | 3.0L l6 Turbo | |
| 2020 | BMW | X3 | SUV | 3.0L l6 Turbo | |
| 2020 | BMW | X3 | SUV | 2.0L l4 Turbo | |
| 2020 | BMW | X4 | SUV | 3.0L l6 Turbo | |
| 2020 | BMW | X4 | SUV | 2.0L l4 Turbo | |
| 2020 | BMW | X5 | SUV | 3.0L l6 Turbo | |
| 2020 | BMW | X7 | SUV | 3.0L l6 Turbo | |
| 2020 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2020 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2021 | BMW | 740i | Sedan | 3.0L l6 Turbo | |
| 2021 | BMW | 740i xDrive | Sedan | 3.0L l6 Turbo | |
| 2021 | BMW | 840i | Convertible | 3.0L l6 Turbo | |
| 2021 | BMW | 840i | Coupe | 3.0L l6 Turbo | |
| 2021 | BMW | 840i Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2021 | BMW | 840i xDrive | Convertible | 3.0L l6 Turbo | |
| 2021 | BMW | 840i xDrive | Coupe | 3.0L l6 Turbo | |
| 2021 | BMW | 840i xDrive Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2021 | BMW | M340i | Sedan | 3.0L l6 Turbo | |
| 2021 | BMW | M340i xDrive | Sedan | 3.0L l6 Turbo | |
| 2021 | BMW | X3 | SUV | 3.0L l6 Turbo | |
| 2021 | BMW | X3 | SUV | 2.0L l4 Turbo | |
| 2021 | BMW | X4 | SUV | 3.0L l6 Turbo | |
| 2021 | BMW | X4 | SUV | 2.0L l4 Turbo | |
| 2021 | BMW | X5 | SUV | 3.0L l6 Turbo | |
| 2021 | BMW | X7 | SUV | 3.0L l6 Turbo | |
| 2021 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2021 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2022 | BMW | 740i | Sedan | 3.0L l6 Turbo | |
| 2022 | BMW | 740i xDrive | Sedan | 3.0L l6 Turbo | |
| 2022 | BMW | 840i | Convertible | 3.0L l6 Turbo | |
| 2022 | BMW | 840i | Coupe | 3.0L l6 Turbo | |
| 2022 | BMW | 840i Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2022 | BMW | 840i xDrive | Convertible | 3.0L l6 Turbo | |
| 2022 | BMW | 840i xDrive | Coupe | 3.0L l6 Turbo | |
| 2022 | BMW | 840i xDrive Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2022 | BMW | M340i | Sedan | 3.0L l6 Turbo | |
| 2022 | BMW | M340i xDrive | Sedan | 3.0L l6 Turbo | |
| 2022 | BMW | X3 | SUV | 3.0L l6 Turbo | |
| 2022 | BMW | X3 | SUV | 2.0L l4 Turbo | |
| 2022 | BMW | X4 | SUV | 3.0L l6 Turbo | |
| 2022 | BMW | X4 | SUV | 2.0L l4 Turbo | |
| 2022 | BMW | X5 | SUV | 3.0L l6 Turbo | |
| 2022 | BMW | X7 | SUV | 3.0L l6 Turbo | |
| 2022 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2022 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2023 | BMW | 840i | Convertible | 3.0L l6 Turbo | |
| 2023 | BMW | 840i | Coupe | 3.0L l6 Turbo | |
| 2023 | BMW | 840i Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2023 | BMW | 840i xDrive | Convertible | 3.0L l6 Turbo | |
| 2023 | BMW | 840i xDrive | Coupe | 3.0L l6 Turbo | |
| 2023 | BMW | 840i xDrive Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2023 | BMW | M340i | Sedan | 3.0L l6 Turbo | |
| 2023 | BMW | M340i xDrive | Sedan | 3.0L l6 Turbo | |
| 2023 | BMW | X3 | SUV | 3.0L l6 Turbo | |
| 2023 | BMW | X3 | SUV | 2.0L l4 Turbo | |
| 2023 | BMW | X4 | SUV | 3.0L l6 Turbo | |
| 2023 | BMW | X4 | SUV | 2.0L l4 Turbo | |
| 2023 | BMW | X5 | SUV | 3.0L l6 Turbo | |
| 2023 | BMW | X7 | SUV | 3.0L l6 Turbo | |
| 2023 | BMW | Z4 | Convertible | 3.0L l6 Turbo | |
| 2023 | BMW | Z4 | Convertible | 2.0L l4 Turbo | |
| 2024 | BMW | 840i | Convertible | 3.0L l6 Turbo | |
| 2024 | BMW | 840i | Coupe | 3.0L l6 Turbo | |
| 2024 | BMW | 840i Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2024 | BMW | 840i xDrive | Convertible | 3.0L l6 Turbo | |
| 2024 | BMW | 840i xDrive | Coupe | 3.0L l6 Turbo | |
| 2024 | BMW | 840i xDrive Gran Coupe | Sedan | 3.0L l6 Turbo | |
| 2024 | BMW | M340i | Sedan | 3.0L l6 Turbo | |
| 2024 | BMW | M340i xDrive | Sedan | 3.0L l6 Turbo | |
| 2024 | BMW | X4 | SUV | 3.0L l6 Turbo | |
| 2024 | BMW | X4 | SUV | 2.0L l4 Turbo | |
| 2025 | BMW | M340i | Sedan | 3.0L l6 Turbo | |
| 2025 | BMW | M340i xDrive | Sedan | 3.0L l6 Turbo |