
The Gates Micro‑V V‑ribbed belt is a standard accessory belt for Western Star 4900FA trucks equipped with Caterpillar C15 diesel engines. This belt is specified to drive the fan and alternator as part of the serpentine accessory drive, helping maintain engine cooling and electrical charging. Fitment: for 2002–2007 Western Star 4900FA (C15).
Gates 02-07 Western Star 4900FA Caterpillar C15 Diesel Fan & Alt. Standard V-Ribbed Belt