OK request send SAA6D140E-5A S/N 535838-UP (For WA500-6) EXHAUST GAS RE-CIRCULATION (EGR) VALVE EXHAUST GAS RE-CIRCULATION (EGR) VALVE, INNER PARTS, EGR VALVE (#535838-) a009002 EXHAUST GAS RE-CIRCULATION (EGR) VALVE, INNER PARTS, BYPASS VALVE (#535838-) a009003 EXHAUST GAS RE-CIRCULATION (EGR) VALVE, EGR VALVE AND COOLER MOUNTING (#535838-) a009004 For full view, you need register Parts on group : Pos. Part No Qty Parts name Comments 1. 6166-61-6341 [2] Gasket Komatsu 0.01 kg.