Long story short, I bought the wrong belt for my car. Anyways, this is the accessories (main) serpentine belt for 2.5L M54 with dynamic drive. I'm not sure if 2.5L/3.0L use the same belt, but they might..... no guarantees on fitment (check realoem.com for part numbers).


Details:


2004-2005 525i with M54 2.5L
Continental Contitech OEM Accessories Belt
BMW Part Number: 11-28-7-520-072-M21
Continental Part Number: 6K X 1562

ONLY FOR CARS WITH DYNAMIC DRIVE




$22 shipped with Priority Mail. Thanks for your interest.