Swing pinion and gear for Hitachi Zx 330 excavator.
1.Swing bearing part no.9166468 replacable with 9219138
2.Swing prop.shaft, part no.2044704
3.Ball Part no. 4382742
4.Seal 4382693 / 4633698 / 4633532
5.Seal 4382696 / 4634010
anyone who can sent some technical information will be appreciated .