The Gates serpentine belt kit for 2014–2017 Peterbilt 320 with the Cummins ISX12 diesel includes belts and related hardware sized for that application. Packaged as a vehicle-specific set, the kit provides matched components for the 320/ISX12 combination to streamline accessory drive replacement and return correct belt routing and accessory operation during maintenance.
Gates 14-17 Peterbilt 320 Cummins ISX12 Diesel Serpentine Belt Kit