BMW E90 335i N54 Engine Generator Alternator 12317558219 OEM

Genuine used part: BMW E90 335i N54 Engine Generator Alternator, removed from a 2007–2013 BMW E90 335i in our Kaufman, Texas yard. The donor car had 112k miles on the clock. What you see in the photos is the part that ships — no stock images.

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

Fits: BMW E90 335i

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 →