The Gates serpentine belt kit for 2004–2007 Western Star 4900SA with the Caterpillar C15 diesel includes the belts and necessary fittings to service the accessory drive. Designed as a vehicle-specific kit, it provides the correctly sized parts for that model and engine to simplify belt replacement and help ensure proper accessory drive function after installation.
Gates 04-07 Western Star 4900SA Caterpillar C15 Diesel Serpentine Belt Kit