Hitachi ZX490 LCH-6,9293649 ZX870-5G Construction Machinery Parts Excavator Final Drive Part Swing Motor Assy Reduction Gearbox for HITACHI ZX870-5G - China SWING DRIVE GROUP, ZX870-5G Swing Gearbox | Made-in-China.com,ZX490-7G Large - HitachiCM Europe,Hitachi ZX490 excavator for sale, used Hitachi ZX490 excavator | Machineryline USA,HITACHI ZX490LCH-7 EXCAVATOR ( Japan Box ) – Inconst