WK8111 Fuel Filter - main applications: CATERPILLAR 500-Serie (Forstmaschinen / Forest Machines), 900 (Radlader / Wheel Loaders), AP / BG (Asphaltfertiger / Asphalt Pavers), CP / CS (Walzenzüge / Rollers), IT (Werkzeugträger / Integrated Tool Carriers), TH (Teleskoplader / Telehandlers). CLAAS