
The Gates Micro-V V‑ribbed belt for 2003–2005 BMW Z4 with the 2.5L inline‑6 replaces the serpentine accessory drive that serves the alternator, water pump and power steering. Specified as a standard V‑ribbed serpentine belt in the source, it is listed for that Z4 application and restores the belt routing for those accessory components on the 2.5L six‑cylinder models.
Gates 03-05 BMW Z4 6-Cyl. 2.5L Serpentine - Alt. W.P. & P.S. Standard V-Ribbed Belt