WK727 Fuel Filter - main applications: HEULIEZ BUS (IVECO BUS) GX-Serie. HYUNDAI CONSTRUCTION R - Hydraulikbagger / Hydraulic Excavators. KOBELCO SK-Serie. RENAULT BUS (IRISBUS/RVI) PR 100. RENAULT TRUCKS (RVI) Midliner M, Midliner S, Midlum I, R-Serie