Home/Shop by Part/Engine & Engine Management/Belts and Engine Timing/Belts - Serpentine Belts & V-Belts Narrow The Number Of Models Shown By Telling Us The Year Filter Models by Year Year 2007 2006 2005 2004 2003 2002 Choose your Western Star Model # 4900 Belts - Serpentine Belts & V-Belts 4900EX Belts - Serpentine Belts & V-Belts 4900FA Belts - Serpentine Belts & V-Belts 4900SA Belts - Serpentine Belts & V-Belts 6900XD Belts - Serpentine Belts & V-Belts