Click on the link and it will lead you to the part numbers, etc. This illustration shows many of the parts you will need. The case halves and rear cover plates all use an RTV sealant, which make sure you use a good product and don't over apply it as it can become a problem plugging some screens and valves, etc.Īs long as the unit has been maintained and not beaten upon, usually the items outlined above will get it done. Any gears or really, any internal 'Hard Parts'.īasically, it's a matter of new seals and gaskets as outlined above, possibly the PTO clutch.Surprisingly, the things which I have never found that needed to be replacedare as follows Carefully check the PTO clutch and measure the media to make sure its not worn, many often are depending upon the machine hours.Front Pump seal on the input shaft from the main shaft from the engine.The gaskets behind the 'Transmission', which is on the front of the unit.Shims on the Swash Plate shaft (Deere calls them bearings).Front PTO shaft seal for the Mid PTO and front implements.Having done 4 of these units (that come to mind, it could be more) these are the items I always carefully check and replace Generally, all of the parts you need are available from Deere, in fact my dealer has always had the parts needed in stock. I have been through these rear units in the 425 / 445 / 455 for myself and others machines.