2019-2025 BMW Alternator (180 AMP) 12318634166

OEM Part #: 12-31-8-634-166 (12318634166)

$159.99
Used
Donor2023 BMW X3 · 2.0L · 52k miles
SKU: 695775 · 30-Day Returns
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Alternator (180 AMP) 12318634166 — Used (SKU 695775)
Genuine OEM Used SKU: 695775 Donor Vehicle: 2023 BMW X3 · 2.0L · 52k miles 4 photos
180 AMP
$159.99
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Used BMW Alternator (180 Amp) – OEM Part Number 8634166. This is a genuine, used OEM alternator removed from a donor vehicle. It also replaces part numbers 12318634166, 12318654280, 12318689830, 12318689831, and 12318689832. This 180-amp unit is designed for BMW models with B-series engines, including the B46/B48 2.0L turbo and B58 3.0L turbo, plus the 4.4L V8. When an alternator fails, common symptoms include dimming headlights, a dead battery, or a battery warning light on the dash.

Specifications

Specifications for Alternator (180 AMP) 12318634166
Fits Vehicle Model230i, 230i xDrive, 330i, 330i xDrive, 430i, 430i Gran Coupe, 530i, 530i xDrive, 740i, 740i xDrive, 840i, 840i Gran Coupe, 840i xDrive, 840i xDrive Gran Coupe, M240i, M240i xDrive, M340i, M340i xDrive, X3, X4, X5, X6, X7, Z4
Fits Vehicle MakeBMW
OEM Part No12-31-8-634-166 (12318634166)
Compatible OEM Part No 12-31-8-634-166, 12-31-8-654-280, 12-31-8-689-830, 12-31-8-689-831, 12-31-8-689-832
CategoryBattery / Charging / Starting

Compatible Vehicles

Fits 145 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.

BMW

View all 145 vehicle configurations
Full vehicle fitment list for Alternator (180 AMP) 12318634166
Year Make Model Trim Engine Note
2024 BMW 430i Gran Coupe Hatchback 2.0L l4 Turbo
2024 BMW 230i Coupe 2.0L l4 Turbo
2023 BMW 230i xDrive Coupe 2.0L l4 Turbo
2024 BMW Z4 Convertible 2.0L l4 Turbo
2024 BMW Z4 Convertible 3.0L l6 Turbo
2023 BMW 430i Gran Coupe Hatchback 2.0L l4 Turbo
2025 BMW 840i Coupe 3.0L l6 Turbo
2019 BMW 740i Sedan 3.0L l6 Turbo
2019 BMW 740i xDrive Sedan 3.0L l6 Turbo
2019 BMW 330i xDrive Wagon 2.0L l4 Turbo
2025 BMW 840i Gran Coupe Sedan 3.0L l6 Turbo
2025 BMW 840i xDrive Convertible 3.0L l6 Turbo
2025 BMW 840i xDrive Coupe 3.0L l6 Turbo
2021 BMW X6 SUV 3.0L l6 Turbo
2022 BMW X6 SUV 3.0L l6 Turbo
2024 BMW X3 SUV 2.0L l4 Turbo
2024 BMW M240i Coupe 3.0L l6 Turbo
2024 BMW M240i xDrive Coupe 3.0L l6 Turbo
2025 BMW 230i Coupe 2.0L l4 Turbo
2025 BMW 230i xDrive Coupe 2.0L l4 Turbo
2025 BMW 840i xDrive Gran Coupe Sedan 3.0L l6 Turbo
2025 BMW 840i Convertible 3.0L l6 Turbo
2024 BMW 230i xDrive Coupe 2.0L l4 Turbo
2020 BMW X6 SUV 3.0L l6 Turbo
2021 BMW Z4 Convertible 2.0L l4 Turbo
2021 BMW Z4 Convertible 3.0L l6 Turbo
2022 BMW Z4 Convertible 2.0L l4 Turbo
2022 BMW Z4 Convertible 3.0L l6 Turbo
2023 BMW X6 SUV 3.0L l6 Turbo
2025 BMW Z4 Convertible 3.0L l6 Turbo
2025 BMW X4 SUV 2.0L l4 Turbo
2025 BMW M240i Coupe 3.0L l6 Turbo
2025 BMW M240i xDrive Coupe 3.0L l6 Turbo
2020 BMW Z4 Convertible 2.0L l4 Turbo
2020 BMW Z4 Convertible 3.0L l6 Turbo
2020 BMW X5 SUV 3.0L l6 Turbo
2025 BMW Z4 Convertible 2.0L l4 Turbo
2019 BMW Z4 Convertible 2.0L l4 Turbo
2023 BMW M240i xDrive Coupe 3.0L l6 Turbo
2024 BMW 430i Convertible 2.0L l4 Turbo
2024 BMW 430i Coupe 2.0L l4 Turbo
2021 BMW X5 SUV 3.0L l6 Turbo
2021 BMW 530i Sedan 2.0L l4 Turbo
2021 BMW 530i xDrive Sedan 2.0L l4 Turbo
2021 BMW 430i Convertible 2.0L l4 Turbo
2021 BMW 430i Coupe 2.0L l4 Turbo
2022 BMW 430i Gran Coupe Hatchback 2.0L l4 Turbo
2022 BMW 530i xDrive Sedan 2.0L l4 Turbo
2022 BMW 530i Sedan 2.0L l4 Turbo
2022 BMW X5 SUV 3.0L l6 Turbo
2022 BMW 430i Convertible 2.0L l4 Turbo
2022 BMW 430i Coupe 2.0L l4 Turbo
2022 BMW 230i Coupe 2.0L l4 Turbo
2022 BMW M240i xDrive Coupe 3.0L l6 Turbo
2025 BMW M340i xDrive Sedan 3.0L l6 Turbo
2024 BMW 840i xDrive Convertible 3.0L l6 Turbo
2020 BMW 840i xDrive Convertible 3.0L l6 Turbo
2021 BMW 840i xDrive Convertible 3.0L l6 Turbo
2020 BMW 840i xDrive Coupe 3.0L l6 Turbo
2020 BMW 840i Gran Coupe Sedan 3.0L l6 Turbo
2021 BMW 840i Gran Coupe Sedan 3.0L l6 Turbo
2023 BMW 840i Gran Coupe Sedan 3.0L l6 Turbo
2024 BMW 840i Gran Coupe Sedan 3.0L l6 Turbo
2022 BMW 840i xDrive Coupe 3.0L l6 Turbo
2021 BMW 840i xDrive Coupe 3.0L l6 Turbo
2023 BMW 840i xDrive Coupe 3.0L l6 Turbo
2022 BMW 840i xDrive Convertible 3.0L l6 Turbo
2024 BMW 840i xDrive Coupe 3.0L l6 Turbo
2022 BMW 840i Coupe 3.0L l6 Turbo
2021 BMW 840i Coupe 3.0L l6 Turbo
2020 BMW 840i Coupe 3.0L l6 Turbo
2024 BMW 840i Coupe 3.0L l6 Turbo
2023 BMW 840i Coupe 3.0L l6 Turbo
2020 BMW M340i xDrive Sedan 3.0L l6 Turbo
2021 BMW X7 SUV 3.0L l6 Turbo
2022 BMW 330i Sedan 2.0L l4 Turbo
2019 BMW 330i Sedan 2.0L l4 Turbo
2023 BMW 330i Sedan 2.0L l4 Turbo
2024 BMW 330i Sedan 2.0L l4 Turbo
2020 BMW 330i Sedan 2.0L l4 Turbo
2021 BMW 330i Sedan 2.0L l4 Turbo
2025 BMW 330i Sedan 2.0L l4 Turbo
2025 BMW M340i Sedan 3.0L l6 Turbo
2020 BMW M340i Sedan 3.0L l6 Turbo
2019 BMW 330i xDrive Sedan 2.0L l4 Turbo
2025 BMW 330i xDrive Sedan 2.0L l4 Turbo
2024 BMW 330i xDrive Sedan 2.0L l4 Turbo
2023 BMW 330i xDrive Sedan 2.0L l4 Turbo
2020 BMW 330i xDrive Sedan 2.0L l4 Turbo
2022 BMW 330i xDrive Sedan 2.0L l4 Turbo
2021 BMW 330i xDrive Sedan 2.0L l4 Turbo
2022 BMW 840i Gran Coupe Sedan 3.0L l6 Turbo
2022 BMW X7 SUV 3.0L l6 Turbo
2023 BMW 840i xDrive Gran Coupe Sedan 3.0L l6 Turbo
2021 BMW 840i xDrive Gran Coupe Sedan 3.0L l6 Turbo
2024 BMW X4 SUV 3.0L l6 Turbo
2020 BMW X4 SUV 3.0L l6 Turbo
2021 BMW X4 SUV 3.0L l6 Turbo
2022 BMW X4 SUV 3.0L l6 Turbo
2023 BMW X4 SUV 3.0L l6 Turbo
2019 BMW X4 SUV 3.0L l6 Turbo
2023 BMW X7 SUV 3.0L l6 Turbo
2019 BMW X7 SUV 3.0L l6 Turbo
2020 BMW X7 SUV 3.0L l6 Turbo
2023 BMW 840i xDrive Convertible 3.0L l6 Turbo
2022 BMW 840i Convertible 3.0L l6 Turbo
2021 BMW 840i Convertible 3.0L l6 Turbo
2020 BMW 840i Convertible 3.0L l6 Turbo
2023 BMW 840i Convertible 3.0L l6 Turbo
2024 BMW 840i Convertible 3.0L l6 Turbo
2021 BMW 740i xDrive Sedan 3.0L l6 Turbo
2022 BMW 740i xDrive Sedan 3.0L l6 Turbo
2020 BMW 740i xDrive Sedan 3.0L l6 Turbo
2022 BMW 740i Sedan 3.0L l6 Turbo
2021 BMW 740i Sedan 3.0L l6 Turbo
2020 BMW 740i Sedan 3.0L l6 Turbo
2019 BMW X5 SUV 3.0L l6 Turbo
2023 BMW X5 SUV 3.0L l6 Turbo
2024 BMW X4 SUV 2.0L l4 Turbo
2021 BMW X4 SUV 2.0L l4 Turbo
2019 BMW X4 SUV 2.0L l4 Turbo
2022 BMW X3 SUV 2.0L l4 Turbo
2021 BMW X3 SUV 2.0L l4 Turbo
2019 BMW X3 SUV 2.0L l4 Turbo
2020 BMW X3 SUV 2.0L l4 Turbo
2023 BMW X3 SUV 2.0L l4 Turbo
2022 BMW 840i xDrive Gran Coupe Sedan 3.0L l6 Turbo
2020 BMW 840i xDrive Gran Coupe Sedan 3.0L l6 Turbo
2020 BMW X4 SUV 2.0L l4 Turbo
2020 BMW X3 SUV 3.0L l6 Turbo
2023 BMW X4 SUV 2.0L l4 Turbo
2022 BMW X4 SUV 2.0L l4 Turbo
2021 BMW X3 SUV 3.0L l6 Turbo
2019 BMW X3 SUV 3.0L l6 Turbo
2023 BMW X3 SUV 3.0L l6 Turbo
2022 BMW X3 SUV 3.0L l6 Turbo
2024 BMW 840i xDrive Gran Coupe Sedan 3.0L l6 Turbo
2023 BMW 230i Coupe 2.0L l4 Turbo
2023 BMW 430i Convertible 2.0L l4 Turbo
2023 BMW 430i Coupe 2.0L l4 Turbo
2023 BMW Z4 Convertible 2.0L l4 Turbo
2023 BMW Z4 Convertible 3.0L l6 Turbo
2023 BMW 530i Sedan 2.0L l4 Turbo
2023 BMW M240i Coupe 3.0L l6 Turbo
2023 BMW 530i xDrive Sedan 2.0L l4 Turbo

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