Welcome to the news and information pages for Doosan DX420 LC-7 machines. At Plant Pages we categorise our news to help you, the reader, get straight to the information you are looking for. This should help whether that is about reading about a manufacturer like Doosan in general or being more specific and looking at the news for just DX420 LC-7 Doosan Tracked Excavators like those on these pages. Use the drop drown filter in the sidebar to get to the news category that interests you most. If you are researching a particular manufacturer or model because you are thinking of buying a new or used machine, then you can find a list of all Doosan DX420 LC-7 for sale. here at Plant Pages.