BMW F98 X4M X4 Engine Motor Generator Alternator 12318571358 OEM 55k

Genuine used part: BMW F98 X4M X4 Engine Motor Generator Alternator, removed from a 2018–2025 BMW F98 X4M in our Kaufman, Texas yard. The donor car had 55k miles on the clock. The photos show the exact item you will receive, not a stock picture.

The alternator charges the battery and supplies the car. Match the amperage and the pulley type, and check the belt while it is off.

OE / OEM part number: 12318571358 · Country of origin: Germany
Compare the number with the one on your old part for a guaranteed match.

Confirmed fitment — 28 BMW vehicles, 2019–2024:

• 2019–2020 BMW X4 — xDrive30i Executive Sport Utility
• 2019–2020 BMW X4 — xDrive30i X Line Sport Utility
• 2019–2024 BMW X4 — M40i Sport Utility
• 2019–2024 BMW X4 — xDrive30i Sport Utility
• 2020–2024 BMW X4 — M Competition Sport Utility
• 2020–2024 BMW X4 — M Sport Utility
• 2024 BMW X4 — xDrive30i Carbon Edition Sport Utility

If you would rather have it checked, send your VIN and we will confirm the fitment for your car. The part carries our 90-day warranty, returns are hassle-free, and it leaves our yard in 1–2 business days.

Supplying a shop or dismantler? We’re a Kaufman, TX yard focused on genuine used OEM BMW parts — real-time inventory, photos of the exact item, and VIN or fitment checks before you order.

Trade-friendly: fast US shipping, hassle-free returns, and help sourcing multiples or hard-to-find parts. Open a trade enquiry →